diff --git a/building_blocks/alias.lua b/building_blocks/alias.lua
index 7f2c1b3b..3d4a41e4 100644
--- a/building_blocks/alias.lua
+++ b/building_blocks/alias.lua
@@ -1,35 +1,35 @@
-local S = minetest.get_translator("building_blocks")
+local S = core.get_translator("building_blocks")
 
-if minetest.get_modpath("moreblocks") or minetest.get_modpath("stairs") then
-	minetest.register_alias("building_blocks:slab_tar", "stairs:slab_Tar")
-	minetest.register_alias("building_blocks:stair_tar", "stairs:stair_Tar")
-	minetest.register_alias("building_blocks:slab_marble", "stairs:slab_Marble")
-	minetest.register_alias("building_blocks:stair_marble", "stairs:stair_Marble")
+if core.get_modpath("moreblocks") or core.get_modpath("stairs") then
+	core.register_alias("building_blocks:slab_tar", "stairs:slab_Tar")
+	core.register_alias("building_blocks:stair_tar", "stairs:stair_Tar")
+	core.register_alias("building_blocks:slab_marble", "stairs:slab_Marble")
+	core.register_alias("building_blocks:stair_marble", "stairs:stair_Marble")
 end
 
-if minetest.get_modpath("moreblocks") then
-	minetest.register_alias_force("moreblocks:tar", "building_blocks:Tar")
+if core.get_modpath("moreblocks") then
+	core.register_alias_force("moreblocks:tar", "building_blocks:Tar")
 	stairsplus:register_alias_all("building_blocks", "tar", "building_blocks", "Tar")
 	stairsplus:register_alias_all("building_blocks", "marble", "building_blocks", "Marble")
 	stairsplus:register_alias_all("moreblocks", "tar", "building_blocks", "Tar")
 
-	if minetest.get_modpath("gloopblocks") then
-		minetest.register_alias("building_blocks:gravel_spread", "gloopblocks:slab_gravel_1")
+	if core.get_modpath("gloopblocks") then
+		core.register_alias("building_blocks:gravel_spread", "gloopblocks:slab_gravel_1")
 	end
 end
 
-minetest.register_alias("adobe", "building_blocks:Adobe")
-minetest.register_alias("fakegrass", "building_blocks:fakegrass")
-minetest.register_alias("hardwood", "building_blocks:hardwood")
-minetest.register_alias("tar_knife", "building_blocks:knife")
-minetest.register_alias("marble", "building_blocks:Marble")
-minetest.register_alias("building_blocks_roofing", "building_blocks:Roofing")
-minetest.register_alias("sticks", "building_blocks:sticks")
-minetest.register_alias("building_blocks:faggot", "building_blocks:sticks")
-minetest.register_alias("tar", "building_blocks:Tar")
+core.register_alias("adobe", "building_blocks:Adobe")
+core.register_alias("fakegrass", "building_blocks:fakegrass")
+core.register_alias("hardwood", "building_blocks:hardwood")
+core.register_alias("tar_knife", "building_blocks:knife")
+core.register_alias("marble", "building_blocks:Marble")
+core.register_alias("building_blocks_roofing", "building_blocks:Roofing")
+core.register_alias("sticks", "building_blocks:sticks")
+core.register_alias("building_blocks:faggot", "building_blocks:sticks")
+core.register_alias("tar", "building_blocks:Tar")
 
-if not minetest.get_modpath("technic") then
-	minetest.register_node( ":technic:granite", {
+if not core.get_modpath("technic") then
+	core.register_node( ":technic:granite", {
 		    description = S("Granite"),
 		    tiles = { "technic_granite.png" },
 		    is_ground_content = true,
@@ -39,7 +39,7 @@ if not minetest.get_modpath("technic") then
 				key = "node_sound_stone_defaults",
 			},
 	})
-	minetest.register_craft({
+	core.register_craft({
 		output = "technic:granite 9",
 		recipe = {
 			{ "group:tar_block", "group:marble", "group:tar_block" },
@@ -47,7 +47,7 @@ if not minetest.get_modpath("technic") then
 			{ "group:tar_block", "group:marble", "group:tar_block" }
 		},
 	})
-	if minetest.get_modpath("moreblocks") then
+	if core.get_modpath("moreblocks") then
 		stairsplus:register_all("technic", "granite", "technic:granite", {
 				description=S("Granite"),
 				groups={cracky=1, not_in_creative_inventory=1},
diff --git a/building_blocks/init.lua b/building_blocks/init.lua
index 4e2da83d..b6e9d021 100644
--- a/building_blocks/init.lua
+++ b/building_blocks/init.lua
@@ -1,4 +1,4 @@
-local modpath = minetest.get_modpath("building_blocks")
+local modpath = core.get_modpath("building_blocks")
 
 dofile(modpath.."/alias.lua")
 dofile(modpath.."/node_stairs.lua")
diff --git a/building_blocks/node_stairs.lua b/building_blocks/node_stairs.lua
index 349c4bcb..787033f2 100644
--- a/building_blocks/node_stairs.lua
+++ b/building_blocks/node_stairs.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("building_blocks")
+local S = core.get_translator("building_blocks")
 
 local function building_blocks_stairs(nodename, def)
 
@@ -15,15 +15,15 @@ local function building_blocks_stairs(nodename, def)
 
 	def.is_ground_content = def.is_ground_content == true
 
-	minetest.register_node(nodename, def)
-	if minetest.get_modpath("moreblocks") then
+	core.register_node(nodename, def)
+	if core.get_modpath("moreblocks") then
 		local mod, name = nodename:match("(.*):(.*)")
 		stairsplus:register_all(mod, name, nodename, def)
 
-		minetest.register_alias("stairs:slab_" .. name, mod .. ":slab_" .. name)
-		minetest.register_alias("stairs:stair_" .. name, mod .. ":stair_" .. name)
-		minetest.register_alias("stairs:stair_inner_" .. name, mod .. ":stair_" .. name .. "_inner")
-		minetest.register_alias("stairs:stair_outer_" .. name, mod .. ":stair_" .. name .. "_outer")
+		core.register_alias("stairs:slab_" .. name, mod .. ":slab_" .. name)
+		core.register_alias("stairs:stair_" .. name, mod .. ":stair_" .. name)
+		core.register_alias("stairs:stair_inner_" .. name, mod .. ":stair_" .. name .. "_inner")
+		core.register_alias("stairs:stair_outer_" .. name, mod .. ":stair_" .. name .. "_outer")
 	end
 end
 
@@ -127,7 +127,7 @@ building_blocks_stairs("building_blocks:Marble", {
 	},
 })
 
-minetest.register_node("building_blocks:brobble_spread", {
+core.register_node("building_blocks:brobble_spread", {
 	drawtype = "raillike",
 	-- Translators: "Brobble" is a portmanteau of "Brick" and "Cobble".
 	-- Translate however you see fit.
@@ -147,9 +147,9 @@ minetest.register_node("building_blocks:brobble_spread", {
 	_mcl_hardness=0.6
 })
 
-if not minetest.get_modpath("moreblocks") or not minetest.get_modpath("gloopblocks") then
+if not core.get_modpath("moreblocks") or not core.get_modpath("gloopblocks") then
 	local graveltex = homedecor.textures.gravel
-	minetest.register_node("building_blocks:gravel_spread", {
+	core.register_node("building_blocks:gravel_spread", {
 		drawtype = "raillike",
 		description = S("Gravel Spread"),
 		tiles = {graveltex},
@@ -171,7 +171,7 @@ if not minetest.get_modpath("moreblocks") or not minetest.get_modpath("gloopbloc
 	})
 end
 
-minetest.register_node("building_blocks:Tarmac_spread", {
+core.register_node("building_blocks:Tarmac_spread", {
 	drawtype = "raillike",
 	description = S("Tarmac Spread"),
 	tiles = {"building_blocks_tar.png"},
@@ -191,7 +191,7 @@ minetest.register_node("building_blocks:Tarmac_spread", {
 		key = "node_sound_dirt_defaults",
 	},
 })
-minetest.register_node("building_blocks:terrycloth_towel", {
+core.register_node("building_blocks:terrycloth_towel", {
 	drawtype = "raillike",
 	description = S("Terrycloth towel"),
 	tiles = {"building_blocks_towel.png"},
@@ -209,7 +209,7 @@ minetest.register_node("building_blocks:terrycloth_towel", {
 	_mcl_hardness=0.6
 })
 
-minetest.register_node("building_blocks:BWtile", {
+core.register_node("building_blocks:BWtile", {
 	drawtype = "nodebox",
 	description = S("Chess board tiling"),
 	tiles = {
@@ -233,7 +233,7 @@ minetest.register_node("building_blocks:BWtile", {
 	_mcl_hardness=0.6
 })
 
-minetest.register_node("building_blocks:Fireplace", {
+core.register_node("building_blocks:Fireplace", {
 	description = S("Fireplace"),
 	tiles = {
 		"building_blocks_cast_iron.png",
@@ -243,7 +243,7 @@ minetest.register_node("building_blocks:Fireplace", {
 	},
 	paramtype = "light",
 	paramtype2 = "facedir",
-	light_source = minetest.LIGHT_MAX,
+	light_source = core.LIGHT_MAX,
 	sunlight_propagates = true,
 	is_ground_content = false,
 	groups = {cracky=2, dig_generic=4, pickaxey=5},
diff --git a/building_blocks/others.lua b/building_blocks/others.lua
index 0588817f..9ce683c3 100644
--- a/building_blocks/others.lua
+++ b/building_blocks/others.lua
@@ -1,16 +1,16 @@
-local S = minetest.get_translator("building_blocks")
+local S = core.get_translator("building_blocks")
 
-minetest.register_craftitem("building_blocks:sticks", {
+core.register_craftitem("building_blocks:sticks", {
 	description = S("Small bundle of sticks"),
 	inventory_image = "building_blocks_sticks.png",
-	on_place_on_ground = minetest.craftitem_place_item,
+	on_place_on_ground = core.craftitem_place_item,
 })
-minetest.register_craftitem("building_blocks:tar_base", {
+core.register_craftitem("building_blocks:tar_base", {
 	description = S("Tar base"),
 	inventory_image = "building_blocks_tar_base.png",
 })
 
-minetest.register_tool("building_blocks:knife", {
+core.register_tool("building_blocks:knife", {
 	description = S("Tar Knife"),
 	inventory_image = "building_blocks_knife.png",
 	tool_capabilities = {
diff --git a/building_blocks/recipes.lua b/building_blocks/recipes.lua
index 86e665f8..0324c191 100644
--- a/building_blocks/recipes.lua
+++ b/building_blocks/recipes.lua
@@ -1,7 +1,7 @@
 local materials = homedecor.materials
 
-if minetest.get_modpath("moreblocks") then
-	minetest.register_craft({
+if core.get_modpath("moreblocks") then
+	core.register_craft({
 		output = 'building_blocks:sticks 2',
 		recipe = {
 			{'group:stick', ''           , 'group:stick'},
@@ -10,7 +10,7 @@ if minetest.get_modpath("moreblocks") then
 		}
 	})
 else
-	minetest.register_craft({
+	core.register_craft({
 		output = 'building_blocks:sticks',
 		recipe = {
 			{'group:stick', 'group:stick'},
@@ -19,7 +19,7 @@ else
 	})
 end
 
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:Adobe 3',
 	recipe = {
 		{materials.sand},
@@ -27,33 +27,33 @@ minetest.register_craft({
 		{"group:stick"},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:brobble_spread 4',
 	recipe = {
 		{materials.brick, materials.cobble, materials.brick},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:BWtile 10',
 	recipe = {
 		{"group:marble", "group:tar_block"},
 		{"group:tar_block", "group:marble"},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:fakegrass 2',
 	recipe = {
 		{'group:leaves'},
 		{materials.dirt},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:Fireplace 1',
 	recipe = {
 		{materials.steel_ingot, "building_blocks:sticks", materials.steel_ingot},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:grate 1',
 	recipe = {
 		{materials.steel_ingot, materials.steel_ingot},
@@ -61,8 +61,8 @@ minetest.register_craft({
 	}
 })
 
-if not minetest.get_modpath("moreblocks") or not minetest.get_modpath("gloopblocks") then
-	minetest.register_craft({
+if not core.get_modpath("moreblocks") or not core.get_modpath("gloopblocks") then
+	core.register_craft({
 		output = 'building_blocks:gravel_spread 4',
 		recipe = {
 			{materials.gravel, materials.gravel, materials.gravel},
@@ -70,15 +70,15 @@ if not minetest.get_modpath("moreblocks") or not minetest.get_modpath("gloopbloc
 	})
 end
 
-if minetest.get_modpath("default") then
-	minetest.register_craft({
+if core.get_modpath("default") then
+	core.register_craft({
 		output = 'building_blocks:hardwood 2',
 		recipe = {
 			{"default:wood", "default:junglewood"},
 			{"default:junglewood", "default:wood"},
 		}
 	})
-	minetest.register_craft({
+	core.register_craft({
 		output = 'building_blocks:hardwood 2',
 		recipe = {
 			{"default:junglewood", "default:wood"},
@@ -86,14 +86,14 @@ if minetest.get_modpath("default") then
 		}
 	})
 end
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:knife 1',
 	recipe = {
 		{"group:tar_block"},
 		{"group:stick"},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = "building_blocks:Marble 9",
 	recipe = {
 		{materials.clay_lump, "group:tar_block", materials.clay_lump},
@@ -101,46 +101,46 @@ minetest.register_craft({
 		{materials.clay_lump, "group:tar_block",materials.clay_lump},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:Roofing 10',
 	recipe = {
 		{"building_blocks:Adobe", "building_blocks:Adobe"},
 		{"building_blocks:Adobe", "building_blocks:Adobe"},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'default:stick 4',
 	recipe = {
 		{'building_blocks:sticks'},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:tar_base 4',
 	recipe = {
 		{materials.coal_lump, materials.gravel},
 		{materials.gravel, materials.coal_lump}
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:tar_base 4',
 	recipe = {
 		{materials.gravel, materials.coal_lump},
 		{materials.coal_lump, materials.gravel}
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:Tarmac_spread 4',
 	recipe = {
 		{"group:tar_block", "group:tar_block"},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:terrycloth_towel 2',
 	recipe = {
 		{"farming:string", "farming:string", "farming:string"},
 	}
 })
-minetest.register_craft({
+core.register_craft({
 	output = 'building_blocks:woodglass 1',
 	recipe = {
 		{"group:wood"},
@@ -148,28 +148,28 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "cooking",
 	output = "building_blocks:smoothglass",
 	recipe = materials.glass_block
 })
-minetest.register_craft({
+core.register_craft({
 	type = "cooking",
 	output = "building_blocks:Tar",
 	recipe = "building_blocks:tar_base",
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "building_blocks:hardwood",
 	burntime = 28,
 })
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "building_blocks:sticks",
 	burntime = 5,
 })
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "building_blocks:Tar",
 	burntime = 40,
diff --git a/fake_fire/init.lua b/fake_fire/init.lua
index b718c821..78a315ec 100644
--- a/fake_fire/init.lua
+++ b/fake_fire/init.lua
@@ -1,10 +1,10 @@
-local S = minetest.get_translator("fake_fire")
+local S = core.get_translator("fake_fire")
 
 local fake_fire_reload_particles_nodes = {}
 
 local function fire_particles_on(pos) -- 3 layers of fire
-	local meta = minetest.get_meta(pos)
-	local id1 = minetest.add_particlespawner({ -- 1 layer big particles fire
+	local meta = core.get_meta(pos)
+	local id1 = core.add_particlespawner({ -- 1 layer big particles fire
 		amount = 9,
 		time = 0,
 		minpos = {x = pos.x - 0.2, y = pos.y - 0.4, z = pos.z - 0.2},
@@ -24,7 +24,7 @@ local function fire_particles_on(pos) -- 3 layers of fire
 	})
 	meta:set_int("layer_1", id1)
 
-	local id2 = minetest.add_particlespawner({ -- 2 layer smol particles fire
+	local id2 = core.add_particlespawner({ -- 2 layer smol particles fire
 		amount = 1,
 		time = 0,
 		minpos = {x = pos.x - 0.1, y = pos.y, z = pos.z - 0.1},
@@ -44,7 +44,7 @@ local function fire_particles_on(pos) -- 3 layers of fire
 	})
 	meta:set_int("layer_2", id2)
 
-	local id3 = minetest.add_particlespawner({ --3 layer smoke
+	local id3 = core.add_particlespawner({ --3 layer smoke
 		amount = 1,
 		time = 0,
 		minpos = {x = pos.x - 0.1, y = pos.y - 0.2, z = pos.z - 0.1},
@@ -66,35 +66,35 @@ local function fire_particles_on(pos) -- 3 layers of fire
 end
 
 local function fire_particles_off(pos)
-	local meta = minetest.get_meta(pos)
+	local meta = core.get_meta(pos)
 	local id_1 = meta:get_int("layer_1");
 	local id_2 = meta:get_int("layer_2");
 	local id_3 = meta:get_int("layer_3");
-	minetest.delete_particlespawner(id_1)
-	minetest.delete_particlespawner(id_2)
-	minetest.delete_particlespawner(id_3)
+	core.delete_particlespawner(id_1)
+	core.delete_particlespawner(id_2)
+	core.delete_particlespawner(id_3)
 end
 
 local function start_fire_effects(pos, node, clicker, chimney)
-	local this_spawner_meta = minetest.get_meta(pos)
+	local this_spawner_meta = core.get_meta(pos)
 	local id = this_spawner_meta:get_int("smoky")
 	local s_handle = this_spawner_meta:get_int("sound")
-	local above = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name
+	local above = core.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name
 
 	if id ~= 0 then
 		if s_handle then
-			minetest.after(0, function(handle)
-				minetest.sound_stop(handle)
+			core.after(0, function(handle)
+				core.sound_stop(handle)
 			end, s_handle)
 		end
-		minetest.delete_particlespawner(id)
+		core.delete_particlespawner(id)
 		this_spawner_meta:set_int("smoky", 0)
 		this_spawner_meta:set_int("sound", 0)
 		return
 	end
 
 	if above == "air" and (not id or id == 0) then
-		id = minetest.add_particlespawner({
+		id = core.add_particlespawner({
 			amount = 4, time = 0, collisiondetection = true,
 			minpos = {x=pos.x-0.25, y=pos.y+0.4, z=pos.z-0.25},
 			maxpos = {x=pos.x+0.25, y=pos.y+5, z=pos.z+0.25},
@@ -108,7 +108,7 @@ local function start_fire_effects(pos, node, clicker, chimney)
 		if chimney == 1 then
 			this_spawner_meta:set_int("sound", 0)
 		else
-			s_handle = minetest.sound_play("fire_small", {
+			s_handle = core.sound_play("fire_small", {
 				pos = pos,
 				max_hear_distance = 5,
 				loop = true
@@ -121,17 +121,17 @@ local function start_fire_effects(pos, node, clicker, chimney)
 end
 
 local function stop_smoke(pos)
-	local this_spawner_meta = minetest.get_meta(pos)
+	local this_spawner_meta = core.get_meta(pos)
 	local id = this_spawner_meta:get_int("smoky")
 	local s_handle = this_spawner_meta:get_int("sound")
 
 	if id ~= 0 then
-		minetest.delete_particlespawner(id)
+		core.delete_particlespawner(id)
 	end
 
 	if s_handle then
-		minetest.after(0, function(handle)
-			minetest.sound_stop(handle)
+		core.after(0, function(handle)
+			core.sound_stop(handle)
 		end, s_handle)
 	end
 
@@ -139,7 +139,7 @@ local function stop_smoke(pos)
 	this_spawner_meta:set_int("sound", 0)
 end
 
-minetest.register_node("fake_fire:ice_fire", {
+core.register_node("fake_fire:ice_fire", {
 	inventory_image = "ice_fire_inv.png",
 	description = S("Ice fire"),
 	drawtype = "plantlike",
@@ -164,14 +164,14 @@ minetest.register_node("fake_fire:ice_fire", {
 	on_destruct = function (pos)
 		stop_smoke(pos)
 		fire_particles_off(pos)
-		minetest.sound_play("fire_extinguish", {
+		core.sound_play("fire_extinguish", {
 			pos = pos, max_hear_distance = 5
 		})
 	end,
 	drop = ""
 })
 
-minetest.register_alias("fake_fire:fake_fire", "fire:permanent_flame")
+core.register_alias("fake_fire:fake_fire", "fire:permanent_flame")
 
 local sbox = {
 	type = 'fixed',
@@ -180,7 +180,7 @@ local sbox = {
 
 local wtex = homedecor.textures.wood.jungle.planks
 
-minetest.register_node("fake_fire:fancy_fire", {
+core.register_node("fake_fire:fancy_fire", {
 	inventory_image = "fancy_fire_inv.png",
 	description = S("Fancy Fire"),
 	drawtype = "mesh",
@@ -212,7 +212,7 @@ minetest.register_node("fake_fire:fancy_fire", {
 	end,
 	on_destruct = function(pos, oldnode, oldmetadata, digger)
 		fire_particles_off(pos)
-		minetest.sound_play("fire_extinguish", {
+		core.sound_play("fire_extinguish", {
 			pos = pos, max_hear_distance = 5
 		})
 	end,
@@ -228,7 +228,7 @@ minetest.register_node("fake_fire:fancy_fire", {
 })
 
 -- EMBERS
-minetest.register_node("fake_fire:embers", {
+core.register_node("fake_fire:embers", {
     description = S("Glowing Embers"),
 	tiles = {
 		{name="embers_animated.png", animation={type="vertical_frames",
@@ -245,12 +245,12 @@ minetest.register_node("fake_fire:embers", {
 })
 
 local sandstone_tex = "default_sandstone.png"
-if not minetest.get_modpath("default") then
-	local sname = minetest.registered_nodes["mapgen_stone"].name
+if not core.get_modpath("default") then
+	local sname = core.registered_nodes["mapgen_stone"].name
 	local names = sname:split(":")
 	local nitem = names[2] and string.gsub(names[2], "stone", "sandstone") or nil
-	if nitem and minetest.registered_nodes[names[1]..":"..nitem] then
-		sandstone_tex = minetest.registered_nodes[names[1]..":"..nitem].tiles[1]
+	if nitem and core.registered_nodes[names[1]..":"..nitem] then
+		sandstone_tex = core.registered_nodes[names[1]..":"..nitem].tiles[1]
 	else
 		sandstone_tex = "[combine:16x16^[noalpha^[colorize:#fefebe"
 	end
@@ -258,14 +258,14 @@ end
 
 -- CHIMNEYS
 local materials = {
-	{ "stone",     S("Stone chimney top"), minetest.registered_nodes["mapgen_stone"].tiles[1] },
+	{ "stone",     S("Stone chimney top"), core.registered_nodes["mapgen_stone"].tiles[1] },
 	{ "sandstone", S("Sandstone chimney top"), sandstone_tex },
 }
 
 for _, mat in ipairs(materials) do
 	local name, desc, tex = unpack(mat)
 	table.insert(fake_fire_reload_particles_nodes, "fake_fire:chimney_top_"..name)
-	minetest.register_node("fake_fire:chimney_top_"..name, {
+	core.register_node("fake_fire:chimney_top_"..name, {
 		description = desc,
 		tiles = {tex.."^chimney_top.png", tex},
 		groups = {snappy=3, dig_stone=2, handy=1},
@@ -290,8 +290,8 @@ for _, mat in ipairs(materials) do
 		end
 	})
 
-	if minetest.get_modpath("default") then
-		minetest.register_craft({
+	if core.get_modpath("default") then
+		core.register_craft({
 			type = "shapeless",
 			output = 'fake_fire:chimney_top_'..name,
 			recipe = {"default:torch", "stairs:slab_"..name}
@@ -299,28 +299,28 @@ for _, mat in ipairs(materials) do
 	end
 end
 
-minetest.register_alias("fake_fire:flint_and_steel", "fire:flint_and_steel")
+core.register_alias("fake_fire:flint_and_steel", "fire:flint_and_steel")
 
-if minetest.get_modpath("default") then
-	minetest.override_item("default:ice", {
+if core.get_modpath("default") then
+	core.override_item("default:ice", {
 		on_ignite = function(pos, igniter)
 			local flame_pos = {x = pos.x, y = pos.y + 1, z = pos.z}
-			if minetest.get_node(flame_pos).name == "air" then
-				minetest.set_node(flame_pos, {name = "fake_fire:ice_fire"})
+			if core.get_node(flame_pos).name == "air" then
+				core.set_node(flame_pos, {name = "fake_fire:ice_fire"})
 			end
 		end
 	})
 end
 
 -- CRAFTS
-if minetest.get_modpath("default") then
-	minetest.register_craft({
+if core.get_modpath("default") then
+	core.register_craft({
 		type = "shapeless",
 		output = 'fake_fire:embers',
 		recipe = {"default:torch", "group:wood", "default:torch"}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		type = "shapeless",
 		output = 'fake_fire:fancy_fire',
 		recipe = {"default:torch", "building_blocks:sticks", "default:torch" }
@@ -329,15 +329,15 @@ end
 
 -- ALIASES
 
-minetest.register_alias("fake_fire:smokeless_fire", "fake_fire:fake_fire")
-minetest.register_alias("fake_fire:smokeless_ice_fire", "fake_fire:ice_fire")
-minetest.register_alias("fake_fire:smokeless_chimney_top_stone", "fake_fire:chimney_top_stone")
-minetest.register_alias("fake_fire:smokeless_chimney_top_sandstone", "fake_fire:chimney_top_sandstone")
-minetest.register_alias("fake_fire:flint", "fake_fire:flint_and_steel")
+core.register_alias("fake_fire:smokeless_fire", "fake_fire:fake_fire")
+core.register_alias("fake_fire:smokeless_ice_fire", "fake_fire:ice_fire")
+core.register_alias("fake_fire:smokeless_chimney_top_stone", "fake_fire:chimney_top_stone")
+core.register_alias("fake_fire:smokeless_chimney_top_sandstone", "fake_fire:chimney_top_sandstone")
+core.register_alias("fake_fire:flint", "fake_fire:flint_and_steel")
 
 -- OTHER
 
-minetest.register_lbm({
+core.register_lbm({
 	name = "fake_fire:reload_particles",
 	label = "restart fire particles on reload",
 	nodenames = { "fake_fire:fancy_fire" },
@@ -348,13 +348,13 @@ minetest.register_lbm({
 	end
 })
 
-minetest.register_lbm({
+core.register_lbm({
 	name = "fake_fire:reload_particles_chimney",
 	label = "restart chimney smoke on reload",
 	nodenames = fake_fire_reload_particles_nodes,
 	run_at_every_load = true,
 	action = function(pos, node)
-		if minetest.get_meta(pos):get_int("smoky") ~= 0 then
+		if core.get_meta(pos):get_int("smoky") ~= 0 then
 			stop_smoke(pos)
 			start_fire_effects(pos, node, nil, 1)
 		end
diff --git a/homedecor_3d_extras/init.lua b/homedecor_3d_extras/init.lua
index 3ed2ca6f..24a521fe 100644
--- a/homedecor_3d_extras/init.lua
+++ b/homedecor_3d_extras/init.lua
@@ -1,5 +1,5 @@
-if minetest.get_modpath("default") then
-	minetest.override_item("default:bookshelf", {
+if core.get_modpath("default") then
+	core.override_item("default:bookshelf", {
 		drawtype = "mesh",
 		mesh = "homedecor_3d_bookshelf.obj",
 		tiles = {
@@ -12,8 +12,8 @@ if minetest.get_modpath("default") then
 	})
 end
 
-if minetest.get_modpath("vessels") then
-	minetest.override_item("vessels:shelf", {
+if core.get_modpath("vessels") then
+	core.override_item("vessels:shelf", {
 		drawtype = "mesh",
 		mesh = "homedecor_3d_vessels_shelf.obj",
 		tiles = {
@@ -30,7 +30,7 @@ if minetest.get_modpath("vessels") then
 		fixed = { -0.15, -0.5, -0.15, 0.15, -0.1, 0.15 }
 	}
 
-	minetest.override_item("vessels:glass_bottle", {
+	core.override_item("vessels:glass_bottle", {
 		drawtype = "mesh",
 		mesh = "homedecor_3d_vessels_bottle.obj",
 		tiles = {"homedecor_3d_vessels_shelf_glass.png"},
@@ -39,7 +39,7 @@ if minetest.get_modpath("vessels") then
 		selection_box = sbox
 	})
 
-	minetest.override_item("vessels:steel_bottle", {
+	core.override_item("vessels:steel_bottle", {
 		drawtype = "mesh",
 		mesh = "homedecor_3d_vessels_bottle_steel.obj",
 		tiles = {"homedecor_3d_bottle_metal_bright.png"},
@@ -48,7 +48,7 @@ if minetest.get_modpath("vessels") then
 		selection_box = sbox
 	})
 
-	minetest.override_item("vessels:drinking_glass", {
+	core.override_item("vessels:drinking_glass", {
 		drawtype = "mesh",
 		mesh = "homedecor_3d_vessels_drink.obj",
 		tiles = {"homedecor_3d_vessels_shelf_glass.png"},
@@ -58,8 +58,8 @@ if minetest.get_modpath("vessels") then
 	})
 end
 
-if minetest.get_modpath("moreblocks") then
-	minetest.override_item("moreblocks:empty_bookshelf", {
+if core.get_modpath("moreblocks") then
+	core.override_item("moreblocks:empty_bookshelf", {
 		drawtype = "nodebox",
 		tiles = {
 			"default_wood.png^[transformR180",
@@ -87,24 +87,24 @@ end
 
 -- 3d-ify default mtg wood and steel doors and trap doors
 
-if minetest.get_modpath("doors") then
+if core.get_modpath("doors") then
 	local def
 	for _,mat in ipairs({"wood", "steel"}) do
-		def = table.copy(minetest.registered_nodes["doors:door_"..mat.."_a"])
+		def = table.copy(core.registered_nodes["doors:door_"..mat.."_a"])
 			def.groups.handy = 1
 			def._mcl_hardness=0.6
 			def.mesh = "homedecor_3d_door_"..mat.."_a.obj"
-			minetest.register_node(":doors:door_"..mat.."_a", def)
+			core.register_node(":doors:door_"..mat.."_a", def)
 
-		def = table.copy(minetest.registered_nodes["doors:door_"..mat.."_b"])
+		def = table.copy(core.registered_nodes["doors:door_"..mat.."_b"])
 			def.groups.handy = 1
 			def._mcl_hardness=0.6
 			def.mesh = "homedecor_3d_door_"..mat.."_b.obj"
-			minetest.register_node(":doors:door_"..mat.."_b", def)
+			core.register_node(":doors:door_"..mat.."_b", def)
 	end
 
 	for _,mat in ipairs({"", "_steel"}) do
-		def = table.copy(minetest.registered_nodes["doors:trapdoor"..mat])
+		def = table.copy(core.registered_nodes["doors:trapdoor"..mat])
 			def.groups.handy = 1
 			def._mcl_hardness=0.6
 			def.drawtype = "mesh"
@@ -113,9 +113,9 @@ if minetest.get_modpath("doors") then
 				"doors_trapdoor"..mat..".png",
 				"doors_trapdoor"..mat.."_side.png"
 			}
-			minetest.register_node(":doors:trapdoor"..mat, def)
+			core.register_node(":doors:trapdoor"..mat, def)
 
-		def = table.copy(minetest.registered_nodes["doors:trapdoor"..mat.."_open"])
+		def = table.copy(core.registered_nodes["doors:trapdoor"..mat.."_open"])
 			def.groups.handy = 1
 			def._mcl_hardness=0.6
 			def.mesh = "homedecor_3d_trapdoor"..mat.."_open.obj"
@@ -124,7 +124,7 @@ if minetest.get_modpath("doors") then
 				"doors_trapdoor"..mat..".png",
 				"doors_trapdoor"..mat.."_side.png"
 			}
-			minetest.register_node(":doors:trapdoor"..mat.."_open", def)
+			core.register_node(":doors:trapdoor"..mat.."_open", def)
 	end
 
 end
diff --git a/homedecor_bathroom/init.lua b/homedecor_bathroom/init.lua
index 14f726dd..cf3d3799 100644
--- a/homedecor_bathroom/init.lua
+++ b/homedecor_bathroom/init.lua
@@ -1,6 +1,6 @@
-local S = minetest.get_translator("homedecor_bathroom")
+local S = core.get_translator("homedecor_bathroom")
 
-local sc_disallow = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil
+local sc_disallow = core.get_modpath("screwdriver") and screwdriver.disallow or nil
 
 local wood_tex = homedecor.textures.wood.apple.planks
 local water_tex = homedecor.textures.water.tile
@@ -137,10 +137,10 @@ homedecor.register("medicine_cabinet", {
 	},
 	on_punch = function(pos, node, puncher, pointed_thing)
 		node.name = "homedecor:medicine_cabinet_open"
-		minetest.swap_node(pos, node)
+		core.swap_node(pos, node)
 	end,
 	can_dig = function(pos)
-		local inv = minetest.get_meta(pos):get_inventory("main")
+		local inv = core.get_meta(pos):get_inventory("main")
 		return inv:is_empty("main")
 	end,
 	infotext=S("Medicine cabinet"),
@@ -174,10 +174,10 @@ homedecor.register("medicine_cabinet_open", {
 	drop = "homedecor:medicine_cabinet",
 	on_punch = function(pos, node, puncher, pointed_thing)
 		node.name = "homedecor:medicine_cabinet"
-		minetest.swap_node(pos, node)
+		core.swap_node(pos, node)
 	end,
 	can_dig = function(pos)
-		local inv = minetest.get_meta(pos):get_inventory("main")
+		local inv = core.get_meta(pos):get_inventory("main")
 		return inv:is_empty("main")
 	end,
 })
@@ -214,7 +214,7 @@ homedecor.register("toilet", {
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		node.name = "homedecor:toilet_open"
-		minetest.set_node(pos, node)
+		core.set_node(pos, node)
 	end,
 	crafts = {
 		{
@@ -245,8 +245,8 @@ homedecor.register("toilet_open", {
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		node.name = "homedecor:toilet"
-		minetest.set_node(pos, node)
-		minetest.sound_play("homedecor_toilet_flush", {
+		core.set_node(pos, node)
+		core.sound_play("homedecor_toilet_flush", {
 			pos=pos,
 			max_hear_distance = 5,
 			gain = 1,
@@ -336,7 +336,7 @@ homedecor.register("sink", {
 --Taps
 
 local function taps_on_rightclick(pos, node, clicker, itemstack, pointed_thing)
-	local below = minetest.get_node_or_nil({x=pos.x, y=pos.y-1, z=pos.z})
+	local below = core.get_node_or_nil({x=pos.x, y=pos.y-1, z=pos.z})
 	if below and
 	  below.name == "homedecor:shower_tray" or
 	  string.find(below.name, "homedecor:.*sink") then
@@ -475,7 +475,7 @@ homedecor.register("shower_head", {
 	walkable = false,
 	on_rotate = sc_disallow or nil,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local below = minetest.get_node_or_nil({x=pos.x, y=pos.y-2.0, z=pos.z})
+		local below = core.get_node_or_nil({x=pos.x, y=pos.y-2.0, z=pos.z})
 		if below and (
 			below.name == "homedecor:shower_tray" or
 			below.name == "homedecor:bathtub_clawfoot_brass_taps" or
@@ -618,20 +618,20 @@ homedecor.register("bathroom_set", {
 
 -- aliases
 
-minetest.register_alias("3dforniture:toilet", "homedecor:toilet")
-minetest.register_alias("3dforniture:toilet_open", "homedecor:toilet_open")
-minetest.register_alias("3dforniture:sink", "homedecor:sink")
-minetest.register_alias("3dforniture:taps", "homedecor:taps")
-minetest.register_alias("3dforniture:shower_tray", "homedecor:shower_tray")
-minetest.register_alias("3dforniture:shower_head", "homedecor:shower_head")
-minetest.register_alias("3dforniture:table_lamp", "homedecor:table_lamp_off")
+core.register_alias("3dforniture:toilet", "homedecor:toilet")
+core.register_alias("3dforniture:toilet_open", "homedecor:toilet_open")
+core.register_alias("3dforniture:sink", "homedecor:sink")
+core.register_alias("3dforniture:taps", "homedecor:taps")
+core.register_alias("3dforniture:shower_tray", "homedecor:shower_tray")
+core.register_alias("3dforniture:shower_head", "homedecor:shower_head")
+core.register_alias("3dforniture:table_lamp", "homedecor:table_lamp_off")
 
-minetest.register_alias("toilet", "homedecor:toilet")
-minetest.register_alias("sink", "homedecor:sink")
-minetest.register_alias("taps", "homedecor:taps")
-minetest.register_alias("shower_tray", "homedecor:shower_tray")
-minetest.register_alias("shower_head", "homedecor:shower_head")
-minetest.register_alias("table_lamp", "homedecor:table_lamp_off")
+core.register_alias("toilet", "homedecor:toilet")
+core.register_alias("sink", "homedecor:sink")
+core.register_alias("taps", "homedecor:taps")
+core.register_alias("shower_tray", "homedecor:shower_tray")
+core.register_alias("shower_head", "homedecor:shower_head")
+core.register_alias("table_lamp", "homedecor:table_lamp_off")
 
 -- convert old static nodes
 
@@ -654,7 +654,7 @@ local old_to_color = {
 	"black"
 }
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_bathroom_tiles",
 	label = "Convert bathroom tiles to use param2 color",
 	run_at_every_load = false,
@@ -678,8 +678,8 @@ minetest.register_lbm({
 
 		local paletteidx = unifieddyes.getpaletteidx("unifieddyes:"..color, "extended")
 
-		minetest.set_node(pos, { name = newname, param2 = paletteidx })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = newname, param2 = paletteidx })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 		meta:set_string("palette", "ext")
 	end
diff --git a/homedecor_bedroom/init.lua b/homedecor_bedroom/init.lua
index f0a6cddf..03d0d3fb 100644
--- a/homedecor_bedroom/init.lua
+++ b/homedecor_bedroom/init.lua
@@ -1,6 +1,6 @@
-local S = minetest.get_translator("homedecor_bedroom")
+local S = core.get_translator("homedecor_bedroom")
 
-local sc_disallow = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil
+local sc_disallow = core.get_modpath("screwdriver") and screwdriver.disallow or nil
 
 local wood_tex, wool_tex = homedecor.textures.wood.apple.planks, homedecor.textures.wool.white
 
@@ -33,7 +33,7 @@ local kbed_cbox = {
 }
 
 
-local bed_def = minetest.registered_nodes["beds:bed"]
+local bed_def = core.registered_nodes["beds:bed"]
 local bed_on_rightclick = bed_def and bed_def.on_rightclick or nil
 
 homedecor.register("bed_regular", {
@@ -256,7 +256,7 @@ for _, color in ipairs(bedcolors) do
 	table.insert(old_bed_nodes, "homedecor:bed_"..color.."_kingsize")
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_beds",
 	label = "Convert homedecor static bed nodes to use param2 color",
 	run_at_every_load = false,
@@ -297,8 +297,8 @@ minetest.register_lbm({
 			new_name = "homedecor:bed_kingsize"
 		end
 
-		minetest.set_node(pos, { name = new_name, param2 = param2 })
-		local meta = minetest.get_meta(pos)
+		core.node(pos, { name = new_name, param2 = param2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 	end
 })
@@ -306,7 +306,7 @@ minetest.register_lbm({
 -- crafting
 
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:nightstand_oak_one_drawer",
         recipe = {
                 { "homedecor:drawer_small" },
@@ -314,13 +314,13 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:nightstand_oak_one_drawer",
         burntime = 30,
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:nightstand_oak_two_drawers",
         recipe = {
                 { "homedecor:drawer_small" },
@@ -329,7 +329,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:nightstand_oak_two_drawers",
         recipe = {
                 { "homedecor:nightstand_oak_one_drawer" },
@@ -337,7 +337,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:nightstand_oak_two_drawers",
         burntime = 30,
@@ -345,7 +345,7 @@ minetest.register_craft({
 
 --
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:nightstand_mahogany_one_drawer",
         recipe = {
@@ -354,13 +354,13 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:nightstand_mahogany_one_drawer",
         burntime = 30,
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:nightstand_mahogany_two_drawers",
         recipe = {
@@ -369,7 +369,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:nightstand_mahogany_two_drawers",
         burntime = 30,
diff --git a/homedecor_books/init.lua b/homedecor_books/init.lua
index a34cc3b1..2ab8683e 100644
--- a/homedecor_books/init.lua
+++ b/homedecor_books/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_books")
+local S = core.get_translator("homedecor_books")
 
 local bookcolors = {
 	{ "red",    0xffd26466 },
@@ -27,9 +27,9 @@ for _, c in ipairs(bookcolors) do
 	local color, hue = unpack(c)
 
 	local function book_dig(pos, node, digger)
-		if not digger or minetest.is_protected(pos, digger:get_player_name()) then return end
-		local meta = minetest.get_meta(pos)
-		local data = minetest.serialize({
+		if not digger or core.is_protected(pos, digger:get_player_name()) then return end
+		local meta = core.get_meta(pos)
+		local data = core.serialize({
 			title = meta:get_string("title") or "",
 			text = meta:get_string("text") or "",
 			owner = meta:get_string("owner") or "",
@@ -41,9 +41,9 @@ for _, c in ipairs(bookcolors) do
 		})
 		stack = digger:get_inventory():add_item("main", stack)
 		if not stack:is_empty() then
-			minetest.item_drop(stack, digger, pos)
+			core.item_drop(stack, digger, pos)
 		end
-		minetest.remove_node(pos)
+		core.remove_node(pos)
 	end
 
 	homedecor.register("book_"..color, {
@@ -62,28 +62,28 @@ for _, c in ipairs(bookcolors) do
 		stack_max = 1,
 		on_punch = function(pos, node, puncher, pointed_thing)
 			local fdir = node.param2
-			minetest.swap_node(pos, { name = "homedecor:book_open_"..color, param2 = fdir })
+			core.swap_node(pos, { name = "homedecor:book_open_"..color, param2 = fdir })
 		end,
 		on_place = function(itemstack, placer, pointed_thing)
 			local plname = placer:get_player_name()
 			local pos = pointed_thing.under
-			local node = minetest.get_node_or_nil(pos)
-			local def = node and minetest.registered_nodes[node.name]
+			local node = core.get_node_or_nil(pos)
+			local def = node and core.registered_nodes[node.name]
 			if not def or not def.buildable_to then
 				pos = pointed_thing.above
-				node = minetest.get_node_or_nil(pos)
-				def = node and minetest.registered_nodes[node.name]
+				node = core.get_node_or_nil(pos)
+				def = node and core.registered_nodes[node.name]
 				if not def or not def.buildable_to then return itemstack end
 			end
-			if minetest.is_protected(pos, plname) then return itemstack end
-			local fdir = minetest.dir_to_facedir(placer:get_look_dir())
-			minetest.set_node(pos, {
+			if core.is_protected(pos, plname) then return itemstack end
+			local fdir = core.dir_to_facedir(placer:get_look_dir())
+			core.set_node(pos, {
 				name = "homedecor:book_"..color,
 				param2 = fdir,
 			})
 			local text = itemstack:get_meta():get_string("")
-			local meta = minetest.get_meta(pos)
-			local data = minetest.deserialize(text) or {}
+			local meta = core.get_meta(pos)
+			local data = core.deserialize(text) or {}
 			if type(data) ~= "table" then
 				data = {}
 				-- Store raw metadata in case some data is lost by the
@@ -97,7 +97,7 @@ for _, c in ipairs(bookcolors) do
 			if data.title and data.title ~= "" then
 				meta:set_string("infotext", data.title)
 			end
-			if not minetest.is_creative_enabled(plname) then
+			if not core.is_creative_enabled(plname) then
 				itemstack:take_item()
 			end
 			return itemstack
@@ -121,7 +121,7 @@ for _, c in ipairs(bookcolors) do
 		walkable = false,
 		on_dig = book_dig,
 		on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			local player_name = clicker:get_player_name()
 			local title = meta:get_string("title") or ""
 			local text = meta:get_string("text") or ""
@@ -130,25 +130,25 @@ for _, c in ipairs(bookcolors) do
 			if owner == "" or owner == player_name then
 				formspec = "size[8,8]"..
 					"field[0.5,1;7.5,0;title;Book title :;"..
-						minetest.formspec_escape(title).."]"..
+						core.formspec_escape(title).."]"..
 					"textarea[0.5,1.5;7.5,7;text;Book content :;"..
-						minetest.formspec_escape(text).."]"..
+						core.formspec_escape(text).."]"..
 					"button_exit[2.5,7.5;3,1;save;Save]"
 			else
 				formspec = "size[8,8]"..
 				"button_exit[7,0.25;1,0.5;close;X]"..
 					"label[0.5,0.5;by "..owner.."]"..
-					"label[0.5,0;"..minetest.formspec_escape(title).."]"..
-					"textarea[0.5,1.5;7.5,7;;"..minetest.formspec_escape(text)..";]"
+					"label[0.5,0;"..core.formspec_escape(title).."]"..
+					"textarea[0.5,1.5;7.5,7;;"..core.formspec_escape(text)..";]"
 			end
 			player_current_book[player_name] = pos
-			minetest.show_formspec(player_name, BOOK_FORMNAME, formspec)
+			core.show_formspec(player_name, BOOK_FORMNAME, formspec)
 			return itemstack
 		end,
 		on_punch = function(pos, node, puncher, pointed_thing)
 			local fdir = node.param2
-			minetest.swap_node(pos, { name = "homedecor:book_"..color, param2 = fdir })
-			minetest.sound_play("homedecor_book_close", {
+			core.swap_node(pos, { name = "homedecor:book_"..color, param2 = fdir })
+			core.sound_play("homedecor_book_close", {
 				pos=pos,
 				max_hear_distance = 3,
 				gain = 2,
@@ -161,7 +161,7 @@ for _, c in ipairs(bookcolors) do
 	})
 
 	-- crafting
-	minetest.register_craft({
+	core.register_craft({
 		type = "shapeless",
 		output = "homedecor:book_"..color,
 		recipe = {
@@ -172,7 +172,7 @@ for _, c in ipairs(bookcolors) do
 
 end
 
-minetest.register_on_player_receive_fields(function(player, form_name, fields)
+core.register_on_player_receive_fields(function(player, form_name, fields)
 	if form_name ~= BOOK_FORMNAME then
 		return false
 	end
@@ -181,7 +181,7 @@ minetest.register_on_player_receive_fields(function(player, form_name, fields)
 	if not pos then
 		return true
 	end
-	local meta = minetest.get_meta(pos)
+	local meta = core.get_meta(pos)
 	local owner = meta:get_string("owner")
 	if owner ~= "" and player_name ~= owner or not fields.save then
 		player_current_book[player_name] = nil
@@ -193,8 +193,8 @@ minetest.register_on_player_receive_fields(function(player, form_name, fields)
 	if (fields.title or "") ~= "" then
 		meta:set_string("infotext", fields.title)
 	end
-	minetest.log("action", ("%s has written in a book (title: \"%s\"): \"%s\" at location %s"):format(
-			player:get_player_name(), fields.title, fields.text, minetest.pos_to_string(pos)))
+	core.log("action", ("%s has written in a book (title: \"%s\"): \"%s\" at location %s"):format(
+			player:get_player_name(), fields.title, fields.text, core.pos_to_string(pos)))
 
 	player_current_book[player_name] = nil
 	return true
@@ -204,5 +204,5 @@ end)
 
 -- aliases
 
-minetest.register_alias("homedecor:book", "homedecor:book_grey")
-minetest.register_alias("homedecor:book_open", "homedecor:book_open_grey")
+core.register_alias("homedecor:book", "homedecor:book_grey")
+core.register_alias("homedecor:book_open", "homedecor:book_open_grey")
diff --git a/homedecor_climate_control/init.lua b/homedecor_climate_control/init.lua
index 9b1e70ad..7dd9141d 100644
--- a/homedecor_climate_control/init.lua
+++ b/homedecor_climate_control/init.lua
@@ -1,6 +1,6 @@
 -- Nodes that would affect the local temperature e.g. fans, heater, A/C
 
-local S = minetest.get_translator("homedecor_climate_control")
+local S = core.get_translator("homedecor_climate_control")
 
 homedecor.register("air_conditioner", {
 	description = S("Air Conditioner"),
@@ -35,7 +35,7 @@ homedecor.register("air_conditioner", {
 
 -- fans
 
-minetest.register_entity(":homedecor:mesh_desk_fan", {
+core.register_entity(":homedecor:mesh_desk_fan", {
 	initial_properties = {
 		collisionbox = homedecor.nodebox.null,
 		visual = "mesh",
@@ -46,13 +46,13 @@ minetest.register_entity(":homedecor:mesh_desk_fan", {
 })
 
 local add_mesh_desk_fan_entity = function(pos)
-	local param2 = minetest.get_node(pos).param2
-	local entity = minetest.add_entity(pos, "homedecor:mesh_desk_fan")
+	local param2 = core.get_node(pos).param2
+	local entity = core.add_entity(pos, "homedecor:mesh_desk_fan")
 	if param2 == 0 then
 		entity:set_yaw(3.142) -- 180 degrees
-	elseif minetest.get_node(pos).param2 == 1 then
+	elseif core.get_node(pos).param2 == 1 then
 		entity:set_yaw(3.142/2) -- 90 degrees
-	elseif minetest.get_node(pos).param2 == 3 then
+	elseif core.get_node(pos).param2 == 3 then
 		entity:set_yaw((-3.142/2)) -- 270 degrees
 	else
 		entity:set_yaw(0)
@@ -73,15 +73,15 @@ homedecor.register("desk_fan", {
 	inventory_image = "homedecor_desk_fan_inv.png",
 	wield_image = "homedecor_desk_fan_inv.png",
 	selection_box = { type = "regular" },
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	on_construct = function(pos)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		meta:set_string("active", "no")
 		add_mesh_desk_fan_entity(pos)
 	end,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local meta = minetest.get_meta(pos)
-		local entities = minetest.get_objects_inside_radius(pos, 0.1)
+		local meta = core.get_meta(pos)
+		local entities = core.get_objects_inside_radius(pos, 0.1)
 		local entity = entities[1] or add_mesh_desk_fan_entity(pos)
 		if meta:get_string("active") == "no" then
 			meta:set_string("active", "yes")
@@ -92,7 +92,7 @@ homedecor.register("desk_fan", {
 		end
 	end,
 	after_dig_node = function(pos)
-		local entities = minetest.get_objects_inside_radius(pos, 0.1)
+		local entities = core.get_objects_inside_radius(pos, 0.1)
 		if entities[1] then entities[1]:remove() end
 	end,
 	crafts = {
@@ -126,7 +126,7 @@ homedecor.register("ceiling_fan", {
 	},
 	use_texture_alpha = "clip",
 	groups = { snappy = 3, dig_stone = 3 },
-	light_source = minetest.LIGHT_MAX-1,
+	light_source = core.LIGHT_MAX-1,
 	_sound_def = {
 		key = "node_sound_glass_defaults",
 	},
@@ -213,12 +213,12 @@ homedecor.register("radiator", {
 })
 
 -- crafting
-minetest.register_craftitem(":homedecor:fan_blades", {
+core.register_craftitem(":homedecor:fan_blades", {
 	description = S("Fan blades"),
 	inventory_image = "homedecor_fan_blades.png"
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:fan_blades 2",
     recipe = {
 		{ "", "basic_materials:plastic_sheet", "" },
diff --git a/homedecor_clocks/init.lua b/homedecor_clocks/init.lua
index 854a4b50..29a1d594 100644
--- a/homedecor_clocks/init.lua
+++ b/homedecor_clocks/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_clocks")
+local S = core.get_translator("homedecor_clocks")
 
 local wood = homedecor.textures.wood.apple.planks
 
@@ -144,7 +144,7 @@ homedecor.register("grandfather_clock", {
 		key = "node_sound_wood_defaults",
 	},
 	expand = { top="placeholder" },
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 	crafts = {
 		{
 			recipe = {
@@ -158,5 +158,5 @@ homedecor.register("grandfather_clock", {
 
 -- aliases
 
-minetest.register_alias("homedecor:grandfather_clock_bottom", "homedecor:grandfather_clock")
-minetest.register_alias("homedecor:grandfather_clock_top", "air")
+core.register_alias("homedecor:grandfather_clock_bottom", "homedecor:grandfather_clock")
+core.register_alias("homedecor:grandfather_clock_top", "air")
diff --git a/homedecor_cobweb/init.lua b/homedecor_cobweb/init.lua
index ad8a9331..ec7e6b1a 100644
--- a/homedecor_cobweb/init.lua
+++ b/homedecor_cobweb/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_cobweb")
+local S = core.get_translator("homedecor_cobweb")
 homedecor_cobweb = {}
 
 homedecor.register("cobweb_corner", {
@@ -115,10 +115,10 @@ homedecor.register("cobweb_plantlike", {
 -- helper function to rotate the cobweb after it's placed
 
 function homedecor_cobweb.rotate(pos)
-	local wall_xm = minetest.get_node({ x=pos.x-1, y=pos.y, z=pos.z }).name
-	local wall_xp = minetest.get_node({ x=pos.x+1, y=pos.y, z=pos.z }).name
-	local wall_zm = minetest.get_node({ x=pos.x,   y=pos.y, z=pos.z-1}).name
-	local wall_zp = minetest.get_node({ x=pos.x,   y=pos.y, z=pos.z+1}).name
+	local wall_xm = core.get_node({ x=pos.x-1, y=pos.y, z=pos.z }).name
+	local wall_xp = core.get_node({ x=pos.x+1, y=pos.y, z=pos.z }).name
+	local wall_zm = core.get_node({ x=pos.x,   y=pos.y, z=pos.z-1}).name
+	local wall_zp = core.get_node({ x=pos.x,   y=pos.y, z=pos.z+1}).name
 
 	local iswall_xm = (wall_xm ~= "air" and not string.find(wall_xm, "homedecor:cobweb"))
 	local iswall_xp = (wall_xp ~= "air" and not string.find(wall_xp, "homedecor:cobweb"))
@@ -129,43 +129,43 @@ function homedecor_cobweb.rotate(pos)
 
 	if (iswall_xm and iswall_zp and not iswall_xp and not iswall_zm)
 	or (iswall_xp and iswall_zm and not iswall_xm and not iswall_zp) then
-		minetest.set_node(pos, {name = "homedecor:cobweb_corner", param2 = 1})
+		core.set_node(pos, {name = "homedecor:cobweb_corner", param2 = 1})
 
 	-- only xm+zm, or only xp+zp means on-ceiling torchlike
 
 	elseif (iswall_xm and iswall_zm and not iswall_xp and not iswall_zp)
 	or (iswall_xp and iswall_zp and not iswall_xm and not iswall_zm) then
-		minetest.set_node(pos, {name = "homedecor:cobweb_corner", param2 = 0})
+		core.set_node(pos, {name = "homedecor:cobweb_corner", param2 = 0})
 
 	-- only xm+xp means nodebox (not rotated, 0 degrees)
 
 	elseif iswall_xm and iswall_xp and not iswall_zm and not iswall_zp then
-		minetest.set_node(pos, {name = "homedecor:cobweb_centered", param2 = 0})
+		core.set_node(pos, {name = "homedecor:cobweb_centered", param2 = 0})
 
 	-- only zm+zp means nodebox rotated to 90 degrees
 
 	elseif iswall_zm and iswall_zp and not iswall_xm and not iswall_xp then
-		minetest.set_node(pos, {name = "homedecor:cobweb_centered", param2 = 1})
+		core.set_node(pos, {name = "homedecor:cobweb_centered", param2 = 1})
 
 	-- ok, there aren't any simple two-wall corners or opposing walls.
 	-- Are there any standalone walls?
 
 	elseif iswall_xm and not iswall_xp and not iswall_zm and not iswall_zp then
-		minetest.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 3})
+		core.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 3})
 
 	elseif iswall_xp and not iswall_xm and not iswall_zm and not iswall_zp then
-		minetest.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 1})
+		core.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 1})
 
 	elseif iswall_zm and not iswall_xm and not iswall_xp and not iswall_zp then
-		minetest.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 2})
+		core.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 2})
 
 	elseif iswall_zp and not iswall_xm and not iswall_xp and not iswall_zm then
-		minetest.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 0})
+		core.set_node(pos, {name = "homedecor:cobweb_flat", param2 = 0})
 
 	-- if all else fails, place the plantlike version as a fallback.
 
 	else
-		minetest.set_node(pos, {name = "homedecor:cobweb_plantlike", param2 = 0})
+		core.set_node(pos, {name = "homedecor:cobweb_plantlike", param2 = 0})
 	end
 
 end
diff --git a/homedecor_common/crafts.lua b/homedecor_common/crafts.lua
index cd377e9c..a8f0f954 100644
--- a/homedecor_common/crafts.lua
+++ b/homedecor_common/crafts.lua
@@ -1,28 +1,28 @@
 -- crafts for common items that are used by more than one home decor component
 
-local S = minetest.get_translator("homedecor_common")
+local S = core.get_translator("homedecor_common")
 
 -- items
 
-minetest.register_craftitem(":homedecor:roof_tile_terracotta", {
+core.register_craftitem(":homedecor:roof_tile_terracotta", {
         description = S("Terracotta Roof Tile"),
         inventory_image = "homedecor_roof_tile_terracotta.png",
 })
 
-minetest.register_craftitem(":homedecor:drawer_small", {
+core.register_craftitem(":homedecor:drawer_small", {
         description = S("Small Wooden Drawer"),
         inventory_image = "homedecor_drawer_small.png",
 })
 
 -- cooking/fuel
 
-minetest.register_craft({
+core.register_craft({
         type = "cooking",
         output = "homedecor:roof_tile_terracotta",
         recipe = "basic_materials:terracotta_base",
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:shingles_wood",
         burntime = 30,
@@ -31,7 +31,7 @@ minetest.register_craft({
 
 -- crafing
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:shingles_terracotta",
         recipe = {
                 { "homedecor:roof_tile_terracotta", "homedecor:roof_tile_terracotta"},
@@ -39,14 +39,14 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:roof_tile_terracotta 8",
         recipe = {
 			{ "homedecor:shingles_terracotta", "homedecor:shingles_terracotta" }
 		}
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:shingles_wood 12",
         recipe = {
                 { "group:stick", "group:wood"},
@@ -54,7 +54,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:shingles_wood 12",
         recipe = {
                 { "group:wood", "group:stick"},
@@ -62,7 +62,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:shingles_asphalt 6",
         recipe = {
                 { "building_blocks:gravel_spread", "dye:black", "building_blocks:gravel_spread" },
diff --git a/homedecor_common/expansion.lua b/homedecor_common/expansion.lua
index 05a989b5..b9ad275e 100644
--- a/homedecor_common/expansion.lua
+++ b/homedecor_common/expansion.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_common")
+local S = core.get_translator("homedecor_common")
 
 -- vectors to place one node next to or behind another
 
@@ -53,19 +53,19 @@ homedecor.wall_fdir_to_fwd = {
 }
 
 local placeholder_node = "air"
-minetest.register_alias("homedecor:expansion_placeholder", "air")
+core.register_alias("homedecor:expansion_placeholder", "air")
 
 --- select which node was pointed at based on it being known, not ignored, buildable_to
 -- returns nil if no node could be selected
 local function select_node(pointed_thing)
 	local pos = pointed_thing.under
-	local node = minetest.get_node_or_nil(pos)
-	local def = node and minetest.registered_nodes[node.name]
+	local node = core.get_node_or_nil(pos)
+	local def = node and core.registered_nodes[node.name]
 
 	if not def or not def.buildable_to then
 		pos = pointed_thing.above
-		node = minetest.get_node_or_nil(pos)
-		def = node and minetest.registered_nodes[node.name]
+		node = core.get_node_or_nil(pos)
+		def = node and core.registered_nodes[node.name]
 	end
 	return def and pos, def
 end
@@ -73,9 +73,9 @@ end
 --- check if all nodes can and may be build to
 local function is_buildable_to(placer_name, ...)
 	for _, pos in ipairs({...}) do
-		local node = minetest.get_node_or_nil(pos)
-		local def = node and minetest.registered_nodes[node.name]
-		if not (def and def.buildable_to) or minetest.is_protected(pos, placer_name) then
+		local node = core.get_node_or_nil(pos)
+		local def = node and core.registered_nodes[node.name]
+		if not (def and def.buildable_to) or core.is_protected(pos, placer_name) then
 			return false
 		end
 	end
@@ -86,8 +86,8 @@ end
 local function stack(itemstack, placer, fdir, pos, def, pos2, node1, node2, pointed_thing)
 	local placer_name = placer:get_player_name() or ""
 	if is_buildable_to(placer_name, pos, pos2) then
-		local lfdir = fdir or minetest.dir_to_facedir(placer:get_look_dir())
-		minetest.set_node(pos, { name = node1, param2 = lfdir })
+		local lfdir = fdir or core.dir_to_facedir(placer:get_look_dir())
+		core.set_node(pos, { name = node1, param2 = lfdir })
 		node2 = node2 or "air" -- this can be used to clear buildable_to nodes even though we are using a multinode mesh
 		-- do not assume by default, as we still might want to allow overlapping in some cases
 		local has_facedir = node2 ~= "air"
@@ -95,15 +95,15 @@ local function stack(itemstack, placer, fdir, pos, def, pos2, node1, node2, poin
 			has_facedir = false
 			node2 = placeholder_node
 		end
-		minetest.set_node(pos2, { name = node2, param2 = (has_facedir and lfdir) or nil })
+		core.set_node(pos2, { name = node2, param2 = (has_facedir and lfdir) or nil })
 
 		-- call after_place_node of the placed node if available
-		local ctrl_node_def = minetest.registered_nodes[node1]
+		local ctrl_node_def = core.registered_nodes[node1]
 		if ctrl_node_def and ctrl_node_def.after_place_node then
 			ctrl_node_def.after_place_node(pos, placer, itemstack, pointed_thing)
 		end
 
-		if not minetest.is_creative_enabled(placer_name) then
+		if not core.is_creative_enabled(placer_name) then
 			itemstack:take_item()
 		end
 	end
@@ -111,9 +111,9 @@ local function stack(itemstack, placer, fdir, pos, def, pos2, node1, node2, poin
 end
 
 local function rightclick_pointed_thing(pos, placer, itemstack, pointed_thing)
-	local node = minetest.get_node_or_nil(pos)
+	local node = core.get_node_or_nil(pos)
 	if not node then return false end
-	local def = minetest.registered_nodes[node.name]
+	local def = core.registered_nodes[node.name]
 	if not def or not def.on_rightclick then return false end
 	return def.on_rightclick(pos, node, placer, itemstack, pointed_thing) or itemstack
 end
@@ -144,9 +144,9 @@ function homedecor.stack_wing(itemstack, placer, pointed_thing, node1, node2, no
 	if not pos then return itemstack end
 
 	local forceright = placer:get_player_control()["sneak"]
-	local fdir = minetest.dir_to_facedir(placer:get_look_dir())
+	local fdir = core.dir_to_facedir(placer:get_look_dir())
 
-	local is_right_wing = node1 == minetest.get_node(
+	local is_right_wing = node1 == core.get_node(
 		{
 			x = pos.x + homedecor.fdir_to_left[fdir+1][1],
 			y = pos.y,
@@ -166,7 +166,7 @@ function homedecor.stack_sideways(itemstack, placer, pointed_thing, node1, node2
 	local pos, def = select_node(pointed_thing)
 	if not pos then return itemstack end
 
-	local fdir = minetest.dir_to_facedir(placer:get_look_dir())
+	local fdir = core.dir_to_facedir(placer:get_look_dir())
 	local fdir_transform = dir and homedecor.fdir_to_right or homedecor.fdir_to_fwd
 
 	local pos2 = { x = pos.x + fdir_transform[fdir+1][1], y=pos.y, z = pos.z + fdir_transform[fdir+1][2] }
@@ -176,7 +176,7 @@ end
 
 function homedecor.bed_expansion(pos, placer, itemstack, pointed_thing, trybunks)
 
-	local thisnode = minetest.get_node(pos)
+	local thisnode = core.get_node(pos)
 	local param2 = thisnode.param2
 	local fdir = param2 % 8
 
@@ -184,46 +184,46 @@ function homedecor.bed_expansion(pos, placer, itemstack, pointed_thing, trybunks
 	local fzd = homedecor.wall_fdir_to_fwd[fdir+1][2]
 
 	local forwardpos = {x=pos.x+fxd, y=pos.y, z=pos.z+fzd}
-	local forwardnode = minetest.get_node(forwardpos)
+	local forwardnode = core.get_node(forwardpos)
 
-	local def = minetest.registered_nodes[forwardnode.name]
+	local def = core.registered_nodes[forwardnode.name]
 	local placer_name = placer:get_player_name()
 
 	if not (def and def.buildable_to) then
-		minetest.chat_send_player( placer:get_player_name(),
+		core.chat_send_player( placer:get_player_name(),
 				S("Not enough room - the space for the headboard is occupied!"))
-		minetest.set_node(pos, {name = "air"})
+		core.set_node(pos, {name = "air"})
 		return true
 	end
 
-	if minetest.is_protected(forwardpos, placer_name) then
-		minetest.chat_send_player( placer:get_player_name(),
+	if core.is_protected(forwardpos, placer_name) then
+		core.chat_send_player( placer:get_player_name(),
 				S("Someone already owns the spot where the headboard goes."))
 		return true
 	end
 
-	minetest.set_node(forwardpos, {name = "air"})
+	core.set_node(forwardpos, {name = "air"})
 
 	local lxd = homedecor.wall_fdir_to_left[fdir+1][1]
 	local lzd = homedecor.wall_fdir_to_left[fdir+1][2]
 	local leftpos = {x=pos.x+lxd, y=pos.y, z=pos.z+lzd}
-	local leftnode = minetest.get_node(leftpos)
+	local leftnode = core.get_node(leftpos)
 
 	local rxd = homedecor.wall_fdir_to_right[fdir+1][1]
 	local rzd = homedecor.wall_fdir_to_right[fdir+1][2]
 	local rightpos = {x=pos.x+rxd, y=pos.y, z=pos.z+rzd}
-	local rightnode = minetest.get_node(rightpos)
+	local rightnode = core.get_node(rightpos)
 
 	if leftnode.name == "homedecor:bed_regular" then
 		local newname = string.gsub(thisnode.name, "_regular", "_kingsize")
 
-		minetest.set_node(pos, {name = "air"})
-		minetest.swap_node(leftpos, { name = newname, param2 = param2})
+		core.set_node(pos, {name = "air"})
+		core.swap_node(leftpos, { name = newname, param2 = param2})
 	elseif rightnode.name == "homedecor:bed_regular" then
 		local newname = string.gsub(thisnode.name, "_regular", "_kingsize")
 
-		minetest.set_node(rightpos, {name = "air"})
-		minetest.swap_node(pos, { name = newname, param2 = param2})
+		core.set_node(rightpos, {name = "air"})
+		core.swap_node(pos, { name = newname, param2 = param2})
 	end
 
 	local toppos = {x=pos.x, y=pos.y+1.0, z=pos.z}
@@ -234,18 +234,18 @@ function homedecor.bed_expansion(pos, placer, itemstack, pointed_thing, trybunks
 		-- local newparam2 = param2 % 8
 		-- FIXME: is newparam2 a legacy unused variable from a8729575abfbd15cc622b413b71976c9157fbab4?
 		-- or should this variable be used somewhere?
-		minetest.swap_node(toppos, { name = thisnode.name, param2 = param2})
-		minetest.swap_node(pos, { name = newname, param2 = param2})
+		core.swap_node(toppos, { name = thisnode.name, param2 = param2})
+		core.swap_node(pos, { name = newname, param2 = param2})
 		itemstack:take_item()
 	end
 end
 
 function homedecor.unextend_bed(pos)
-	local bottomnode = minetest.get_node({x=pos.x, y=pos.y-1.0, z=pos.z})
+	local bottomnode = core.get_node({x=pos.x, y=pos.y-1.0, z=pos.z})
 	local param2 = bottomnode.param2
 	if bottomnode.name == "homedecor:bed_extended" then
 		local newname = string.gsub(bottomnode.name, "_extended", "_regular")
-		minetest.swap_node({x=pos.x, y=pos.y-1.0, z=pos.z}, { name = newname, param2 = param2})
+		core.swap_node({x=pos.x, y=pos.y-1.0, z=pos.z}, { name = newname, param2 = param2})
 	end
 end
 
@@ -256,23 +256,23 @@ function homedecor.place_banister(itemstack, placer, pointed_thing)
 	local pos, _ = select_node(pointed_thing)
 	if not pos then return itemstack end
 
-	local fdir = minetest.dir_to_facedir(placer:get_look_dir())
+	local fdir = core.dir_to_facedir(placer:get_look_dir())
 	local meta = itemstack:get_meta()
 	local pindex = meta:get_int("palette_index")
 
 	local abovepos  = { x=pos.x, y=pos.y+1, z=pos.z }
-	local abovenode = minetest.get_node(abovepos)
+	local abovenode = core.get_node(abovepos)
 
-	local adef = minetest.registered_nodes[abovenode.name]
+	local adef = core.registered_nodes[abovenode.name]
 	local placer_name = placer:get_player_name()
 
 	if not (adef and adef.buildable_to) then
-		minetest.chat_send_player(placer_name, S("Not enough room - the upper space is occupied!" ))
+		core.chat_send_player(placer_name, S("Not enough room - the upper space is occupied!" ))
 		return itemstack
 	end
 
-	if minetest.is_protected(abovepos, placer_name) then
-		minetest.chat_send_player(placer_name, S("Someone already owns that spot."))
+	if core.is_protected(abovepos, placer_name) then
+		core.chat_send_player(placer_name, S("Someone already owns that spot."))
 		return itemstack
 	end
 
@@ -296,18 +296,18 @@ function homedecor.place_banister(itemstack, placer, pointed_thing)
 	local right_fwd_below_pos = { x=pos.x+rxd+fxd, y=pos.y-1, z=pos.z+rzd+fzd }
 	local left_fwd_below_pos =  { x=pos.x+lxd+fxd, y=pos.y-1, z=pos.z+lzd+fzd }
 
-	local below_node =           minetest.get_node(below_pos)
-	--local fwd_node =             minetest.get_node(fwd_pos)
-	local left_node =            minetest.get_node(left_pos)
-	local right_node =           minetest.get_node(right_pos)
-	local left_fwd_node =        minetest.get_node(left_fwd_pos)
-	local right_fwd_node =        minetest.get_node(right_fwd_pos)
-	local left_below_node =      minetest.get_node({x=left_pos.x, y=left_pos.y-1, z=left_pos.z})
-	local right_below_node =     minetest.get_node({x=right_pos.x, y=right_pos.y-1, z=right_pos.z})
-	--local right_fwd_above_node = minetest.get_node(right_fwd_above_pos)
-	--local left_fwd_above_node =  minetest.get_node(left_fwd_above_pos)
-	local right_fwd_below_node = minetest.get_node(right_fwd_below_pos)
-	local left_fwd_below_node =  minetest.get_node(left_fwd_below_pos)
+	local below_node =           core.get_node(below_pos)
+	--local fwd_node =             core.get_node(fwd_pos)
+	local left_node =            core.get_node(left_pos)
+	local right_node =           core.get_node(right_pos)
+	local left_fwd_node =        core.get_node(left_fwd_pos)
+	local right_fwd_node =        core.get_node(right_fwd_pos)
+	local left_below_node =      core.get_node({x=left_pos.x, y=left_pos.y-1, z=left_pos.z})
+	local right_below_node =     core.get_node({x=right_pos.x, y=right_pos.y-1, z=right_pos.z})
+	--local right_fwd_above_node = core.get_node(right_fwd_above_pos)
+	--local left_fwd_above_node =  core.get_node(left_fwd_above_pos)
+	local right_fwd_below_node = core.get_node(right_fwd_below_pos)
+	local left_fwd_below_node =  core.get_node(left_fwd_below_pos)
 
 	local new_place_name = itemstack:get_name()
 
@@ -373,7 +373,7 @@ function homedecor.place_banister(itemstack, placer, pointed_thing)
 		end
 	end
 
-	minetest.set_node(pos, {name = new_place_name, param2 = fdir+pindex})
+	core.set_node(pos, {name = new_place_name, param2 = fdir+pindex})
 	itemstack:take_item()
 	return itemstack
 end
diff --git a/homedecor_common/furnaces.lua b/homedecor_common/furnaces.lua
index 9a444222..fcef8f7a 100644
--- a/homedecor_common/furnaces.lua
+++ b/homedecor_common/furnaces.lua
@@ -1,12 +1,12 @@
 -- This code supplies an oven/stove. Basically it's just a copy of the default furnace with different textures.
 
-local S = minetest.get_translator("homedecor_common")
+local S = core.get_translator("homedecor_common")
 
 local function swap_node(pos, name)
-	local node = minetest.get_node(pos)
+	local node = core.get_node(pos)
 	if node.name == name then return end
 	node.name = name
-	minetest.swap_node(pos, node)
+	core.swap_node(pos, node)
 end
 
 local function make_formspec(furnacedef, percent)
@@ -73,7 +73,7 @@ local function make_tiles(tiles, fmt, active)
 end
 
 local furnace_can_dig = function(pos,player)
-	local meta = minetest.get_meta(pos);
+	local meta = core.get_meta(pos);
 	local inv = meta:get_inventory()
 	return inv:is_empty("fuel")
 		and inv:is_empty("dst")
@@ -92,10 +92,10 @@ function homedecor.register_furnace(name, furnacedef)
 	local description = furnacedef.description or S("Furnace")
 
 	local furnace_allow_put = function(pos, listname, index, stack, player)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local inv = meta:get_inventory()
 		if listname == "fuel" then
-			if minetest.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
+			if core.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
 				if inv:is_empty("src") then
 					meta:set_string("infotext", S("@1 (empty)", description))
 				end
@@ -110,11 +110,11 @@ function homedecor.register_furnace(name, furnacedef)
 		end
 	end
 	local furnace_allow_move = function(pos, from_list, from_index, to_list, to_index, count, player)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local inv = meta:get_inventory()
 		local stack = inv:get_stack(from_list, from_index)
 		if to_list == "fuel" then
-			if minetest.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
+			if core.get_craft_result({method="fuel",width=1,items={stack}}).time ~= 0 then
 				if inv:is_empty("src") then
 					meta:set_string("infotext", S("@1 (empty)", description))
 				end
@@ -136,7 +136,7 @@ function homedecor.register_furnace(name, furnacedef)
 		--
 		-- Initialize metadata
 		--
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local fuel_time = meta:get_float("fuel_time") or 0
 		local src_time = meta:get_float("src_time") or 0
 		local fuel_totaltime = meta:get_float("fuel_totaltime") or 0
@@ -164,7 +164,7 @@ function homedecor.register_furnace(name, furnacedef)
 
 			-- Check if we have cookable content
 			local aftercooked
-			cooked, aftercooked = minetest.get_craft_result({method = "cooking", width = 1, items = srclist})
+			cooked, aftercooked = core.get_craft_result({method = "cooking", width = 1, items = srclist})
 			cookable = cooked.time ~= 0
 
 			local el = math.min(elapsed, fuel_totaltime - fuel_time)
@@ -199,7 +199,7 @@ function homedecor.register_furnace(name, furnacedef)
 				if cookable then
 					-- We need to get new fuel
 					local afterfuel
-					fuel, afterfuel = minetest.get_craft_result({method = "fuel", width = 1, items = fuellist})
+					fuel, afterfuel = core.get_craft_result({method = "fuel", width = 1, items = fuellist})
 
 					if fuel.time == 0 then
 						-- No valid fuel in fuel list
@@ -207,7 +207,7 @@ function homedecor.register_furnace(name, furnacedef)
 						src_time = 0
 					else
 						-- prevent blocking of fuel inventory (for automatization mods)
-						local is_fuel = minetest.get_craft_result({method = "fuel", width = 1, items = {afterfuel.items[1]:to_string()}})
+						local is_fuel = core.get_craft_result({method = "fuel", width = 1, items = {afterfuel.items[1]:to_string()}})
 						if is_fuel.time == 0 then
 							table.insert(fuel.replacements, afterfuel.items[1])
 							inv:set_stack("fuel", 1, "")
@@ -221,8 +221,8 @@ function homedecor.register_furnace(name, furnacedef)
 							local leftover = inv:add_item("dst", replacements[1])
 							if not leftover:is_empty() then
 								local above = vector.new(pos.x, pos.y + 1, pos.z)
-								local drop_pos = minetest.find_node_near(above, 1, {"air"}) or above
-								minetest.item_drop(replacements[1], nil, drop_pos)
+								local drop_pos = core.find_node_near(above, 1, {"air"}) or above
+								core.item_drop(replacements[1], nil, drop_pos)
 							end
 						end
 						update = true
@@ -256,9 +256,9 @@ function homedecor.register_furnace(name, furnacedef)
 
 		local result = false
 
-		local node = minetest.get_node(pos)
+		local node = core.get_node(pos)
 		local locked = node.name:find("_locked$") and "_locked" or ""
-		local desc = minetest.registered_nodes[nname..locked].description
+		local desc = core.registered_nodes[nname..locked].description
 
 		if fuel_totaltime ~= 0 then
 			formspec = make_formspec(furnacedef, percent)
@@ -270,7 +270,7 @@ function homedecor.register_furnace(name, furnacedef)
 			infotext = S("@1 (out of fuel)", desc)
 			swap_node(pos, nname .. locked)
 			-- stop timer on the inactive furnace
-			minetest.get_node_timer(pos):stop()
+			core.get_node_timer(pos):stop()
 			meta:set_int("timer_elapsed", 0)
 		end
 
@@ -284,7 +284,7 @@ function homedecor.register_furnace(name, furnacedef)
 			formspec = make_formspec(furnacedef, 0)
 			swap_node(pos, nname .. locked)
 			-- stop timer on the inactive furnace
-			minetest.get_node_timer(pos):stop()
+			core.get_node_timer(pos):stop()
 			meta:set_int("timer_elapsed", 0)
 			fuel_totaltime, fuel_time, src_time = 0, 0, 0
 		end
@@ -306,7 +306,7 @@ function homedecor.register_furnace(name, furnacedef)
 	end
 
 	local furnace_construct = function(pos)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local inv = meta:get_inventory()
 		inv:set_size("fuel", 1)
 		inv:set_size("src", 1)
@@ -330,15 +330,15 @@ function homedecor.register_furnace(name, furnacedef)
 		is_furnace = true,
 		on_timer = furnace_node_timer,
 		on_metadata_inventory_move = function(pos)
-			minetest.get_node_timer(pos):start(1.0)
+			core.get_node_timer(pos):start(1.0)
 		end,
 		on_metadata_inventory_put = function(pos)
 			-- start timer function, it will sort out whether furnace can burn or not.
-			minetest.get_node_timer(pos):start(1.0)
+			core.get_node_timer(pos):start(1.0)
 		end,
 		on_metadata_inventory_take = function(pos)
 			-- check whether the furnace is empty or not.
-			minetest.get_node_timer(pos):start(1.0)
+			core.get_node_timer(pos):start(1.0)
 		end
 	}
 
@@ -360,15 +360,15 @@ function homedecor.register_furnace(name, furnacedef)
 		is_furnace = true,
 		on_timer = furnace_node_timer,
 		on_metadata_inventory_move = function(pos)
-			minetest.get_node_timer(pos):start(1.0)
+			core.get_node_timer(pos):start(1.0)
 		end,
 		on_metadata_inventory_put = function(pos)
 			-- start timer function, it will sort out whether furnace can burn or not.
-			minetest.get_node_timer(pos):start(1.0)
+			core.get_node_timer(pos):start(1.0)
 		end,
 		on_metadata_inventory_take = function(pos)
 			-- check whether the furnace is empty or not.
-			minetest.get_node_timer(pos):start(1.0)
+			core.get_node_timer(pos):start(1.0)
 		end
 	}
 
diff --git a/homedecor_common/init.lua b/homedecor_common/init.lua
index 0a177910..be6c1beb 100644
--- a/homedecor_common/init.lua
+++ b/homedecor_common/init.lua
@@ -1,7 +1,7 @@
 -- Home Decor API/functions, and common textures and models
 -- by VanessaE
 
-local modpath = minetest.get_modpath("homedecor_common")
+local modpath = core.get_modpath("homedecor_common")
 
 homedecor = {}
 homedecor.modpath = modpath
@@ -63,6 +63,6 @@ dofile(modpath.."/registration.lua")
 dofile(modpath.."/water_particles.lua")
 dofile(modpath.."/crafts.lua")
 
-if minetest.settings:get_bool("log_mod") then
-	minetest.log("action", "[HomeDecor API] Loaded!")
+if core.settings:get_bool("log_mod") then
+	core.log("action", "[HomeDecor API] Loaded!")
 end
diff --git a/homedecor_common/inventory.lua b/homedecor_common/inventory.lua
index 614e0eef..a3c25baa 100644
--- a/homedecor_common/inventory.lua
+++ b/homedecor_common/inventory.lua
@@ -1,6 +1,6 @@
-local S = minetest.get_translator("homedecor_common")
+local S = core.get_translator("homedecor_common")
 
-local has_hopper = minetest.get_modpath("hopper")
+local has_hopper = core.get_modpath("hopper")
 local has_safe_hopper = has_hopper and
 	-- mod from https://github.com/minetest-mods/hopper respects the owner
 	(hopper.neighbors or
@@ -8,7 +8,7 @@ local has_safe_hopper = has_hopper and
 	(hopper.version and hopper.version >= "20220123"))
 
 local default_can_dig = function(pos,player)
-	local meta = minetest.get_meta(pos)
+	local meta = core.get_meta(pos)
 	return meta:get_inventory():is_empty("main")
 end
 
@@ -82,7 +82,7 @@ function homedecor.handle_inventory(name, def, original_def)
 		local on_construct = def.on_construct
 		def.on_construct = function(pos)
 			local size = inventory.size
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			meta:get_inventory():set_size("main", size)
 			meta:set_string("formspec", inventory.formspec or get_formspec_by_size(size))
 			if on_construct then on_construct(pos) end
@@ -92,15 +92,15 @@ function homedecor.handle_inventory(name, def, original_def)
 	def.can_dig = def.can_dig or default_can_dig
 	def.on_metadata_inventory_move = def.on_metadata_inventory_move or
 			function(pos, from_list, from_index, to_list, to_index, count, player)
-		minetest.log("action", player:get_player_name().." moves stuff in "..name.." at "..minetest.pos_to_string(pos))
+		core.log("action", player:get_player_name().." moves stuff in "..name.." at "..core.pos_to_string(pos))
 	end
 	def.on_metadata_inventory_put = def.on_metadata_inventory_put or function(pos, listname, index, stack, player)
-		minetest.log("action", player:get_player_name().." moves "..stack:get_name()
-			.." to "..name.." at "..minetest.pos_to_string(pos))
+		core.log("action", player:get_player_name().." moves "..stack:get_name()
+			.." to "..name.." at "..core.pos_to_string(pos))
 	end
 	def.on_metadata_inventory_take = def.on_metadata_inventory_take or function(pos, listname, index, stack, player)
-		minetest.log("action", player:get_player_name().." takes "..stack:get_name()
-			.." from "..name.." at "..minetest.pos_to_string(pos))
+		core.log("action", player:get_player_name().." takes "..stack:get_name()
+			.." from "..name.." at "..core.pos_to_string(pos))
 	end
 
 	local locked = inventory.locked
@@ -124,7 +124,7 @@ function homedecor.handle_inventory(name, def, original_def)
 	if locked then
 		local after_place_node = def.after_place_node
 		def.after_place_node = function(pos, placer)
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			local owner = placer:get_player_name() or ""
 
 			meta:set_string("owner", owner)
@@ -135,8 +135,8 @@ function homedecor.handle_inventory(name, def, original_def)
 		local allow_move = def.allow_metadata_inventory_move
 		def.allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
 			if not default_can_interact_with_node(player, pos) then
-				minetest.log("action", player:get_player_name().." tried to access a "..name.." belonging to "
-					..minetest.get_meta(pos):get_string("owner").." at "..minetest.pos_to_string(pos))
+				core.log("action", player:get_player_name().." tried to access a "..name.." belonging to "
+					..core.get_meta(pos):get_string("owner").." at "..core.pos_to_string(pos))
 				return 0
 			end
 			return allow_move and allow_move(pos, from_list, from_index, to_list, to_index, count, player) or
@@ -146,8 +146,8 @@ function homedecor.handle_inventory(name, def, original_def)
 		local allow_put = def.allow_metadata_inventory_put
 		def.allow_metadata_inventory_put = function(pos, listname, index, stack, player)
 			if not default_can_interact_with_node(player, pos) then
-				minetest.log("action", player:get_player_name().." tried to access a "..name.." belonging to"
-					..minetest.get_meta(pos):get_string("owner").." at "..minetest.pos_to_string(pos))
+				core.log("action", player:get_player_name().." tried to access a "..name.." belonging to"
+					..core.get_meta(pos):get_string("owner").." at "..core.pos_to_string(pos))
 				return 0
 			end
 			return allow_put and allow_put(pos, listname, index, stack, player) or
@@ -157,8 +157,8 @@ function homedecor.handle_inventory(name, def, original_def)
 		local allow_take = def.allow_metadata_inventory_take
 		def.allow_metadata_inventory_take = function(pos, listname, index, stack, player)
 			if not default_can_interact_with_node(player, pos) then
-				minetest.log("action", player:get_player_name().." tried to access a "..name.." belonging to"
-					..minetest.get_meta(pos):get_string("owner").." at ".. minetest.pos_to_string(pos))
+				core.log("action", player:get_player_name().." tried to access a "..name.." belonging to"
+					..core.get_meta(pos):get_string("owner").." at ".. core.pos_to_string(pos))
 				return 0
 			end
 			return allow_take and allow_take(pos, listname, index, stack, player) or
@@ -171,7 +171,7 @@ function homedecor.handle_inventory(name, def, original_def)
 		end
 
 		def.on_key_use = function(pos, player)
-			local secret = minetest.get_meta(pos):get_string("key_lock_secret")
+			local secret = core.get_meta(pos):get_string("key_lock_secret")
 			local itemstack = player:get_wielded_item()
 			local key_meta = itemstack:get_meta()
 
@@ -179,21 +179,21 @@ function homedecor.handle_inventory(name, def, original_def)
 				return
 			end
 
-			minetest.show_formspec(
+			core.show_formspec(
 				player:get_player_name(),
 				name.."_locked",
-				minetest.get_meta(pos):get_string("formspec")
+				core.get_meta(pos):get_string("formspec")
 			)
 		end
 
 		def.on_skeleton_key_use = function(pos, player, newsecret)
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			local owner = meta:get_string("owner")
 			local playername = player:get_player_name()
 
 			-- verify placer is owner
 			if owner ~= playername then
-				minetest.record_protection_violation(pos, playername)
+				core.record_protection_violation(pos, playername)
 				return nil
 			end
 
@@ -218,7 +218,7 @@ function homedecor.handle_inventory(name, def, original_def)
 
 		local locked_name = name .. "_locked"
 		homedecor.register(locked_name, locked_def)
-		minetest.register_craft({
+		core.register_craft({
 			type = "shapeless",
 			output = "homedecor:" .. locked_name,
 			recipe = { "homedecor:" .. name, "basic_materials:padlock" }
diff --git a/homedecor_common/registration.lua b/homedecor_common/registration.lua
index cb2b13cd..3c75f384 100644
--- a/homedecor_common/registration.lua
+++ b/homedecor_common/registration.lua
@@ -2,7 +2,7 @@ homedecor = homedecor or {}
 
 local placeholder_node = "homedecor:expansion_placeholder"
 
---wrapper around minetest.register_node that sets sane defaults and interprets some specialized settings
+--wrapper around core.register_node that sets sane defaults and interprets some specialized settings
 function homedecor.register(name, original_def)
 	local def = table.copy(original_def)
 
@@ -45,7 +45,7 @@ function homedecor.register(name, original_def)
 	if infotext then
 		local on_construct = def.on_construct
 		def.on_construct = function(pos)
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			meta:set_string("infotext", infotext)
 			if on_construct then on_construct(pos) end
 		end
@@ -60,7 +60,7 @@ function homedecor.register(name, original_def)
 		-- dissallow rotating only half the expanded node by default
 		-- unless we know better
 		def.on_rotate = def.on_rotate or (
-			minetest.get_modpath("screwdriver") and (
+			core.get_modpath("screwdriver") and (
 				(def.mesh and expand.top and screwdriver.rotate_simple) or
 				screwdriver.disallow
 			)
@@ -78,9 +78,9 @@ function homedecor.register(name, original_def)
 		def.after_dig_node = def.after_dig_node or function(pos, oldnode, oldmetadata, digger)
 			if expand.top and expand.forward ~= "air" then
 				local top_pos = { x=pos.x, y=pos.y+1, z=pos.z }
-				local node = minetest.get_node(top_pos).name
+				local node = core.get_node(top_pos).name
 				if node == expand.top or node == placeholder_node then
-					minetest.remove_node(top_pos)
+					core.remove_node(top_pos)
 				end
 			end
 
@@ -93,16 +93,16 @@ function homedecor.register(name, original_def)
 					y = pos.y,
 					z = pos.z + homedecor.fdir_to_right[fdir+1][2]
 				}
-				local node = minetest.get_node(right_pos).name
+				local node = core.get_node(right_pos).name
 				if node == expand.right or node == placeholder_node then
-					minetest.remove_node(right_pos)
+					core.remove_node(right_pos)
 				end
 			end
 			if expand.forward and expand.forward ~= "air" then
 				local forward_pos = { x=pos.x+homedecor.fdir_to_fwd[fdir+1][1], y=pos.y, z=pos.z+homedecor.fdir_to_fwd[fdir+1][2] }
-				local node = minetest.get_node(forward_pos).name
+				local node = core.get_node(forward_pos).name
 				if node == expand.forward or node == placeholder_node then
-					minetest.remove_node(forward_pos)
+					core.remove_node(forward_pos)
 				end
 			end
 
@@ -116,7 +116,7 @@ function homedecor.register(name, original_def)
 	def.crafts = nil
 
 	-- register the actual minetest node
-	minetest.register_node(":homedecor:" .. name, def)
+	core.register_node(":homedecor:" .. name, def)
 
 	for _, cdef in pairs(crafts) do
 		if cdef.recipe then
@@ -137,6 +137,6 @@ function homedecor.register(name, original_def)
 			cdef.output = "homedecor:" .. name
 		end
 
-		minetest.register_craft(cdef)
+		core.register_craft(cdef)
 	end
 end
diff --git a/homedecor_common/water_particles.lua b/homedecor_common/water_particles.lua
index 8042599c..e5904658 100644
--- a/homedecor_common/water_particles.lua
+++ b/homedecor_common/water_particles.lua
@@ -19,17 +19,17 @@
 
 function homedecor.start_particle_spawner(pos, node, particledef, soundname)
 
-	local this_spawner_meta = minetest.get_meta(pos)
+	local this_spawner_meta = core.get_meta(pos)
 	local id = this_spawner_meta:get_int("active")
 	local s_handle = this_spawner_meta:get_int("sound")
 
 	if id ~= 0 then
 		if s_handle then
-			minetest.after(0, function(handle)
-				minetest.sound_stop(handle)
+			core.after(0, function(handle)
+				core.sound_stop(handle)
 			end, s_handle)
 		end
-		minetest.delete_particlespawner(id)
+		core.delete_particlespawner(id)
 		this_spawner_meta:set_int("active", 0)
 		this_spawner_meta:set_int("sound", 0)
 		return
@@ -67,7 +67,7 @@ function homedecor.start_particle_spawner(pos, node, particledef, soundname)
 		local maxvelx = maxvelx_t[fdir + 1]
 		local maxvelz = maxvelz_t[fdir + 1]
 
-		id = minetest.add_particlespawner({
+		id = core.add_particlespawner({
 			amount = 60,
 			time = 0,
 			collisiondetection = true,
@@ -84,7 +84,7 @@ function homedecor.start_particle_spawner(pos, node, particledef, soundname)
 			maxsize = 1,
 			texture = "homedecor_water_particle.png",
 		})
-		s_handle = minetest.sound_play(soundname, {
+		s_handle = core.sound_play(soundname, {
 			pos = pos,
 			max_hear_distance = 5,
 			loop = true
@@ -96,17 +96,17 @@ function homedecor.start_particle_spawner(pos, node, particledef, soundname)
 end
 
 function homedecor.stop_particle_spawner(pos)
-	local this_spawner_meta = minetest.get_meta(pos)
+	local this_spawner_meta = core.get_meta(pos)
 	local id = this_spawner_meta:get_int("active")
 	local s_handle = this_spawner_meta:get_int("sound")
 
 	if id ~= 0 then
-		minetest.delete_particlespawner(id)
+		core.delete_particlespawner(id)
 	end
 
 	if s_handle then
-		minetest.after(0, function(handle)
-			minetest.sound_stop(handle)
+		core.after(0, function(handle)
+			core.sound_stop(handle)
 		end, s_handle)
 	end
 
diff --git a/homedecor_doors_and_gates/init.lua b/homedecor_doors_and_gates/init.lua
index 28146472..2cf14ba1 100644
--- a/homedecor_doors_and_gates/init.lua
+++ b/homedecor_doors_and_gates/init.lua
@@ -1,15 +1,15 @@
 -- Node definitions for Homedecor doors
 
-if not minetest.get_modpath("doors") or not minetest.get_modpath("default") then
-	minetest.log(
+if not core.get_modpath("doors") or not core.get_modpath("default") then
+	core.log(
 		"action",
 		"[homedecor_doors_and_gates]: minetest game not detected, disabling as this mod is minetest game only at this time"
 	)
 	return
 end
 
-local S = minetest.get_translator("homedecor_doors_and_gates")
-local mesecons_mp = minetest.get_modpath("mesecons")
+local S = core.get_translator("homedecor_doors_and_gates")
+local mesecons_mp = core.get_modpath("mesecons")
 homedecor_doors_and_gates = {}
 
 local door_list = {
@@ -122,7 +122,7 @@ local function generate_door(def)
 					local door = doors.get(pos)
 					if door then door:close() end
 				end,
-				rules = minetest.global_exists("mesecon") and mesecon.rules.pplate or nil
+				rules = core.global_exists("mesecon") and mesecon.rules.pplate or nil
 			}
 		},
 	}
@@ -144,7 +144,7 @@ for _, door in ipairs(door_list) do
 	if mesh then
 		for _, v in pairs(door_types) do
 			if door_conversion[v] then v=door_conversion[v] end
-			minetest.override_item("doors:homedecor_" .. name .. v, {
+			core.override_item("doors:homedecor_" .. name .. v, {
 				mesh = mesh .. v .. ".obj"
 			})
 		end
@@ -154,8 +154,8 @@ for _, door in ipairs(door_list) do
 	old_doors[#old_doors + 1] = "homedecor:door_"..name.."_left"
 	old_doors[#old_doors + 1] = "homedecor:door_"..name.."_right"
 
-	minetest.register_alias("doors:"..name.."_a", "doors:homedecor_"..name.."_a")
-	minetest.register_alias("doors:"..name.."_b", "doors:homedecor_"..name.."_b")
+	core.register_alias("doors:"..name.."_a", "doors:homedecor_"..name.."_a")
+	core.register_alias("doors:"..name.."_b", "doors:homedecor_"..name.."_b")
 end
 
 -- Gates
@@ -287,7 +287,7 @@ for i, g in ipairs(gate_list) do
 
     -- gates when placed default to closed, closed.
 
-	minetest.register_node(":homedecor:gate_"..gate.."_closed", def)
+	core.register_node(":homedecor:gate_"..gate.."_closed", def)
 
     -- this is either a terrible idea or a great one
     def = table.copy(def)
@@ -315,17 +315,17 @@ for i, g in ipairs(gate_list) do
 		}
 	end
 
-	minetest.register_node(":homedecor:gate_"..gate.."_open", def)
+	core.register_node(":homedecor:gate_"..gate.."_open", def)
 end
 
-minetest.register_alias("homedecor:fence_barbed_wire_gate_open",    "homedecor:gate_barbed_wire_open")
-minetest.register_alias("homedecor:fence_barbed_wire_gate_closed",  "homedecor:gate_barbed_wire_closed")
-minetest.register_alias("homedecor:fence_chainlink_gate_open",      "homedecor:gate_chainlink_open")
-minetest.register_alias("homedecor:fence_chainlink_gate_closed",    "homedecor:gate_chainlink_closed")
-minetest.register_alias("homedecor:fence_picket_gate_open",         "homedecor:gate_picket_open")
-minetest.register_alias("homedecor:fence_picket_gate_closed",       "homedecor:gate_picket_closed")
-minetest.register_alias("homedecor:fence_picket_gate_white_open",   "homedecor:gate_picket_white_open")
-minetest.register_alias("homedecor:fence_picket_gate_white_closed", "homedecor:gate_picket_white_closed")
+core.register_alias("homedecor:fence_barbed_wire_gate_open",    "homedecor:gate_barbed_wire_open")
+core.register_alias("homedecor:fence_barbed_wire_gate_closed",  "homedecor:gate_barbed_wire_closed")
+core.register_alias("homedecor:fence_chainlink_gate_open",      "homedecor:gate_chainlink_open")
+core.register_alias("homedecor:fence_chainlink_gate_closed",    "homedecor:gate_chainlink_closed")
+core.register_alias("homedecor:fence_picket_gate_open",         "homedecor:gate_picket_open")
+core.register_alias("homedecor:fence_picket_gate_closed",       "homedecor:gate_picket_closed")
+core.register_alias("homedecor:fence_picket_gate_white_open",   "homedecor:gate_picket_white_open")
+core.register_alias("homedecor:fence_picket_gate_white_closed", "homedecor:gate_picket_white_closed")
 
 function homedecor_doors_and_gates.flip_gate(pos, node, player, gate, oc)
 
@@ -339,8 +339,8 @@ function homedecor_doors_and_gates.flip_gate(pos, node, player, gate, oc)
 		gateresult = "homedecor:gate_"..gate.."_closed"
 	end
 
-	minetest.set_node(pos, {name = gateresult, param2 = fdir})
-    minetest.sound_play("homedecor_gate_open_close", {
+	core.set_node(pos, {name = gateresult, param2 = fdir})
+    core.sound_play("homedecor_gate_open_close", {
 		pos=pos,
 		max_hear_distance = 5,
 		gain = 2,
@@ -350,15 +350,15 @@ function homedecor_doors_and_gates.flip_gate(pos, node, player, gate, oc)
 
     local above = {x=pos.x, y=pos.y+1, z=pos.z}
     local below = {x=pos.x, y=pos.y-1, z=pos.z}
-    local nodeabove = minetest.get_node(above)
-    local nodebelow = minetest.get_node(below)
+    local nodeabove = core.get_node(above)
+    local nodebelow = core.get_node(below)
 
 	if string.find(nodeabove.name, "homedecor:gate_"..gate) then
-        minetest.set_node(above, {name = gateresult, param2 = fdir})
+        core.set_node(above, {name = gateresult, param2 = fdir})
 	end
 
 	if string.find(nodebelow.name, "homedecor:gate_"..gate) then
-        minetest.set_node(below, {name = gateresult, param2 = fdir})
+        core.set_node(below, {name = gateresult, param2 = fdir})
 	end
 end
 
@@ -383,7 +383,7 @@ homedecor.register("door_japanese_closed", {
 	},
 	expand = { top = "placeholder" },
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:door_japanese_open", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:door_japanese_open", param2 = node.param2})
 		return itemstack
 	end
 })
@@ -396,7 +396,7 @@ homedecor.register("door_japanese_open", {
 	mesh = "homedecor_door_japanese_open.obj",
 	groups = { snappy = 3, not_in_creative_inventory = 1 },
 	sounds = default.node_sound_wood_defaults(),
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	selection_box = {
 		type = "fixed",
 		fixed = {-1.5, -0.5, -0.0625, 0.5, 1.5, 0},
@@ -407,7 +407,7 @@ homedecor.register("door_japanese_open", {
 	},
 	expand = { top = "placeholder" },
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:door_japanese_closed", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:door_japanese_closed", param2 = node.param2})
 		return itemstack
 	end,
 	drop = "homedecor:door_japanese_closed",
@@ -417,7 +417,7 @@ homedecor.register("door_japanese_open", {
 
 -- half-doors
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
 	output = "homedecor:gate_half_door_closed 4",
 	recipe = {
@@ -426,7 +426,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
 	output = "homedecor:gate_half_door_white_closed 4",
 	recipe = {
@@ -437,7 +437,7 @@ minetest.register_craft( {
 
 -- Gates
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:gate_picket_white_closed",
         recipe = {
@@ -445,7 +445,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:fence_picket_white",
         recipe = {
@@ -453,7 +453,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:gate_picket_closed",
         recipe = {
@@ -461,7 +461,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:fence_picket",
         recipe = {
@@ -469,7 +469,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:gate_barbed_wire_closed",
         recipe = {
@@ -477,7 +477,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:fence_barbed_wire",
         recipe = {
@@ -485,7 +485,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:gate_chainlink_closed",
         recipe = {
@@ -493,7 +493,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:fence_chainlink",
         recipe = {
@@ -505,7 +505,7 @@ minetest.register_craft( {
 
 -- plain wood, non-windowed
 
-minetest.register_craft( {
+core.register_craft( {
         output = "doors:homedecor_wood_plain 2",
         recipe = {
 			{ "group:wood", "group:wood", "" },
@@ -516,7 +516,7 @@ minetest.register_craft( {
 
 -- fancy exterior
 
-minetest.register_craft( {
+core.register_craft( {
         output = "doors:homedecor_exterior_fancy 2",
         recipe = {
 			{ "group:wood", "default:glass" },
@@ -527,7 +527,7 @@ minetest.register_craft( {
 
 -- French style wood/glass
 
-minetest.register_craft( {
+core.register_craft( {
         output = "doors:homedecor_french_oak 2",
         recipe = {
 			{ "default:glass", "group:wood" },
@@ -536,7 +536,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "doors:homedecor_french_oak 2",
         recipe = {
 			{ "group:wood", "default:glass" },
@@ -545,7 +545,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "doors:homedecor_french_mahogany 2",
         recipe = {
@@ -555,7 +555,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "doors:homedecor_french_white 2",
         recipe = {
@@ -569,7 +569,7 @@ minetest.register_craft( {
 
 -- oak
 
-minetest.register_craft( {
+core.register_craft( {
         output = "doors:homedecor_closet_oak 2",
         recipe = {
 			{ "", "group:stick", "group:stick" },
@@ -580,7 +580,7 @@ minetest.register_craft( {
 
 -- mahogany
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "doors:homedecor_closet_mahogany 2",
         recipe = {
@@ -592,7 +592,7 @@ minetest.register_craft( {
 
 -- wrought iron fence-like door
 
-minetest.register_craft( {
+core.register_craft( {
         output = "doors:homedecor_wrought_iron 2",
         recipe = {
 			{ "homedecor:pole_wrought_iron", "default:iron_lump" },
@@ -603,7 +603,7 @@ minetest.register_craft( {
 
 -- bedroom/panel door
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "doors:homedecor_basic_panel",
 	recipe = {
 		{ "dye:white", "dye:white", "" },
@@ -614,7 +614,7 @@ minetest.register_craft( {
 
 -- basic wood/glass single-lite door
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "doors:homedecor_woodglass",
 	recipe = {
 		{ "group:wood", "default:glass", "" },
@@ -625,7 +625,7 @@ minetest.register_craft( {
 
 -- "Carolina" door
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "doors:homedecor_carolina",
 	recipe = {
 		{ "default:glass", "default:glass", "" },
@@ -635,7 +635,7 @@ minetest.register_craft( {
 })
 
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:door_japanese_closed",
 	recipe = {
 		{ "homedecor:japanese_wall_top" },
@@ -645,44 +645,44 @@ minetest.register_craft({
 
 -- aliases
 
-minetest.register_alias("homedecor:jpn_door_top",               "air")
-minetest.register_alias("homedecor:jpn_door_top_open",          "air")
+core.register_alias("homedecor:jpn_door_top",               "air")
+core.register_alias("homedecor:jpn_door_top_open",          "air")
 
-minetest.register_alias("homedecor:jpn_door_bottom",            "homedecor:door_japanese_closed")
-minetest.register_alias("homedecor:jpn_door_bottom_open",       "homedecor:door_japanese_open")
+core.register_alias("homedecor:jpn_door_bottom",            "homedecor:door_japanese_closed")
+core.register_alias("homedecor:jpn_door_bottom_open",       "homedecor:door_japanese_open")
 
-minetest.register_alias("homedecor:door_glass_right",           "doors:door_glass_b")
-minetest.register_alias("homedecor:door_glass_left",            "doors:door_glass_a")
+core.register_alias("homedecor:door_glass_right",           "doors:door_glass_b")
+core.register_alias("homedecor:door_glass_left",            "doors:door_glass_a")
 
-minetest.register_alias("doors:wood_glass_oak_a",               "doors:homedecor_french_oak_a")
-minetest.register_alias("doors:wood_glass_oak_b",               "doors:homedecor_french_oak_b")
+core.register_alias("doors:wood_glass_oak_a",               "doors:homedecor_french_oak_a")
+core.register_alias("doors:wood_glass_oak_b",               "doors:homedecor_french_oak_b")
 
-minetest.register_alias("doors:wood_glass_white_a",             "doors:homedecor_french_white_a")
-minetest.register_alias("doors:wood_glass_white_b",             "doors:homedecor_french_white_b")
+core.register_alias("doors:wood_glass_white_a",             "doors:homedecor_french_white_a")
+core.register_alias("doors:wood_glass_white_b",             "doors:homedecor_french_white_b")
 
-minetest.register_alias("doors:wood_glass_mahogany_a",          "doors:homedecor_french_mahogany_a")
-minetest.register_alias("doors:wood_glass_mahogany_b",          "doors:homedecor_french_mahogany_b")
+core.register_alias("doors:wood_glass_mahogany_a",          "doors:homedecor_french_mahogany_a")
+core.register_alias("doors:wood_glass_mahogany_b",          "doors:homedecor_french_mahogany_b")
 
-minetest.register_alias("doors:homedecor_wood_glass_oak_a",     "doors:homedecor_french_oak_a")
-minetest.register_alias("doors:homedecor_wood_glass_oak_b",     "doors:homedecor_french_oak_b")
+core.register_alias("doors:homedecor_wood_glass_oak_a",     "doors:homedecor_french_oak_a")
+core.register_alias("doors:homedecor_wood_glass_oak_b",     "doors:homedecor_french_oak_b")
 
-minetest.register_alias("doors:homedecor_wood_glass_white_a",   "doors:homedecor_french_white_a")
-minetest.register_alias("doors:homedecor_wood_glass_white_b",   "doors:homedecor_french_white_b")
+core.register_alias("doors:homedecor_wood_glass_white_a",   "doors:homedecor_french_white_a")
+core.register_alias("doors:homedecor_wood_glass_white_b",   "doors:homedecor_french_white_b")
 
-minetest.register_alias("doors:homedecor_wood_glass_mahogany_a", "doors:homedecor_french_mahogany_a")
-minetest.register_alias("doors:homedecor_wood_glass_mahogany_b", "doors:homedecor_french_mahogany_b")
+core.register_alias("doors:homedecor_wood_glass_mahogany_a", "doors:homedecor_french_mahogany_a")
+core.register_alias("doors:homedecor_wood_glass_mahogany_b", "doors:homedecor_french_mahogany_b")
 
-minetest.register_alias("doors:homedecor_woodglass2_a",         "doors:homedecor_carolina_a")
-minetest.register_alias("doors:homedecor_woodglass2_b",         "doors:homedecor_carolina_b")
+core.register_alias("doors:homedecor_woodglass2_a",         "doors:homedecor_carolina_a")
+core.register_alias("doors:homedecor_woodglass2_b",         "doors:homedecor_carolina_b")
 
-minetest.register_alias("doors:woodglass2_a",                   "doors:homedecor_carolina_a")
-minetest.register_alias("doors:woodglass2_b",                   "doors:homedecor_carolina_b")
+core.register_alias("doors:woodglass2_a",                   "doors:homedecor_carolina_a")
+core.register_alias("doors:woodglass2_b",                   "doors:homedecor_carolina_b")
 
-minetest.register_alias("doors:homedecor_bedroom_a",            "doors:homedecor_basic_panel_a")
-minetest.register_alias("doors:homedecor_bedroom_b",            "doors:homedecor_basic_panel_b")
+core.register_alias("doors:homedecor_bedroom_a",            "doors:homedecor_basic_panel_a")
+core.register_alias("doors:homedecor_bedroom_b",            "doors:homedecor_basic_panel_b")
 
-minetest.register_alias("doors:bedroom_a",                      "doors:homedecor_basic_panel_a")
-minetest.register_alias("doors:bedroom_b",                      "doors:homedecor_basic_panel_b")
+core.register_alias("doors:bedroom_a",                      "doors:homedecor_basic_panel_a")
+core.register_alias("doors:bedroom_b",                      "doors:homedecor_basic_panel_b")
 
 -- flip old homedecor doors around, since they use minetest_game doors API now
 
@@ -701,7 +701,7 @@ old_doors[#old_doors + 1] = "homedecor:door_woodglass2_right"
 old_doors[#old_doors + 1] = "homedecor:door_bedroom_left"
 old_doors[#old_doors + 1] = "homedecor:door_bedroom_right"
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_doors_3",
 	label = "Convert Homedecor doors to mtg doors API",
 	nodenames = old_doors,
@@ -714,11 +714,11 @@ minetest.register_lbm({
 		local newname = "doors:homedecor_"..string.sub(node.name, 16, e-1)
 		if dir == "right" then
 			print("Want to replace "..node.name.." with "..newname.."_a")
-			minetest.set_node(pos, {name = newname.."_a", param2 = newparam2 })
+			core.set_node(pos, {name = newname.."_a", param2 = newparam2 })
 		else
 			print("Want to replace "..node.name.." with "..newname.."_b")
-			minetest.set_node(pos, {name = newname.."_b", param2 = newparam2 })
+			core.set_node(pos, {name = newname.."_b", param2 = newparam2 })
 		end
-		minetest.set_node({x=pos.x, y=pos.y+1, z=pos.z}, {name = "doors:hidden"})
+		core.set_node({x=pos.x, y=pos.y+1, z=pos.z}, {name = "doors:hidden"})
 	end
 })
diff --git a/homedecor_electrical/init.lua b/homedecor_electrical/init.lua
index 3feaa141..b60481b7 100644
--- a/homedecor_electrical/init.lua
+++ b/homedecor_electrical/init.lua
@@ -1,23 +1,23 @@
-local S = minetest.get_translator("homedecor_electrical")
+local S = core.get_translator("homedecor_electrical")
 
 homedecor_electrical = {}
 
 function homedecor_electrical.toggle_switch(pos, node, clicker, itemstack, pointed_thing)
 	if not clicker then return false end
 	local playername = clicker:get_player_name()
-	if minetest.is_protected(pos, playername) then
-		minetest.record_protection_violation(pos, playername)
+	if core.is_protected(pos, playername) then
+		core.record_protection_violation(pos, playername)
 		return false
 	end
 	local sep = string.find(node.name, "_o", -5)
 	local onoff = string.sub(node.name, sep + 1)
 	local newname = string.sub(node.name, 1, sep - 1)..((onoff == "off") and "_on" or "_off")
-	minetest.swap_node(pos, {name = newname, param2 = node.param2})
+	core.swap_node(pos, {name = newname, param2 = node.param2})
 	return true
 end
 
 local on_rc
-if minetest.get_modpath("mesecons") then
+if core.get_modpath("mesecons") then
 	on_rc = function(pos, node, clicker, itemstack, pointed_thing)
 		local t = homedecor_electrical.toggle_switch(pos, node, clicker, itemstack, pointed_thing)
 		if not t then return end
@@ -68,7 +68,7 @@ homedecor.register("power_outlet", {
 for _, onoff in ipairs ({"on", "off"}) do
 
 	local switch_receptor
-	if minetest.get_modpath("mesecons") then
+	if core.get_modpath("mesecons") then
 		switch_receptor = {
 			receptor = {
 				state = mesecon.state[onoff],
@@ -139,7 +139,7 @@ homedecor.register("doorbell", {
 		}
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.sound_play("homedecor_doorbell", {
+		core.sound_play("homedecor_doorbell", {
 			pos = pos,
 			gain = 1.0,
 			max_hear_distance = 15
@@ -156,7 +156,7 @@ homedecor.register("doorbell", {
 
 -- crafting
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:light_switch_off",
         recipe = {
 			{"", "basic_materials:plastic_sheet", "basic_materials:copper_strip"},
@@ -167,4 +167,4 @@ minetest.register_craft( {
 
 -- aliases
 
-minetest.register_alias("homedecor:light_switch", "homedecor:light_switch_on")
+core.register_alias("homedecor:light_switch", "homedecor:light_switch_on")
diff --git a/homedecor_electronics/init.lua b/homedecor_electronics/init.lua
index 953b73ea..8fad4de1 100644
--- a/homedecor_electronics/init.lua
+++ b/homedecor_electronics/init.lua
@@ -1,6 +1,6 @@
 -- Various home electronics
 
-local S = minetest.get_translator("homedecor_electronics")
+local S = core.get_translator("homedecor_electronics")
 
 homedecor.register("speaker", {
 	description = S("Large Stereo Speaker"),
@@ -14,7 +14,7 @@ homedecor.register("speaker", {
 		key = "node_sound_wood_defaults",
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:speaker_open", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:speaker_open", param2 = node.param2})
 	end,
 	crafts = {
 		{
@@ -48,7 +48,7 @@ homedecor.register("speaker_open", {
 		key = "node_sound_wood_defaults",
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:speaker", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:speaker", param2 = node.param2})
 	end
 })
 
@@ -151,7 +151,7 @@ homedecor.register("television", {
 			  }
 		   }
 	},
-	light_source = minetest.LIGHT_MAX - 1,
+	light_source = core.LIGHT_MAX - 1,
 	groups = { snappy = 3, dig_tree = 2 },
 	_sound_def = {
 		key = "node_sound_wood_defaults",
@@ -250,24 +250,24 @@ homedecor.register("telephone", {
 
 -- craft items
 
-minetest.register_craftitem(":homedecor:vcr", {
+core.register_craftitem(":homedecor:vcr", {
 	description = S("VCR"),
 	inventory_image = "homedecor_vcr.png"
 })
 
-minetest.register_craftitem(":homedecor:dvd_player", {
+core.register_craftitem(":homedecor:dvd_player", {
 	description = S("DVD Player"),
 	inventory_image = "homedecor_dvd_player.png"
 })
 
-minetest.register_craftitem(":homedecor:speaker_driver", {
+core.register_craftitem(":homedecor:speaker_driver", {
 	description = S("Speaker driver"),
 	inventory_image = "homedecor_speaker_driver_inv.png"
 })
 
 --crafts
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "basic_materials:ic 4",
 	recipe = {
 		{ "basic_materials:silicon", "basic_materials:silicon" },
@@ -275,7 +275,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:speaker_driver 2",
 	recipe = {
 		{ "", homedecor.materials["steel_ingot"], "" },
@@ -284,7 +284,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:vcr 2",
 	recipe = {
 		{ "basic_materials:ic", homedecor.materials["steel_ingot"], "basic_materials:plastic_sheet" },
@@ -293,7 +293,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:projection_screen",
 	burntime = 30,
diff --git a/homedecor_exterior/init.lua b/homedecor_exterior/init.lua
index 7fbc4668..e1bb691c 100644
--- a/homedecor_exterior/init.lua
+++ b/homedecor_exterior/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_exterior")
+local S = core.get_translator("homedecor_exterior")
 homedecor_exterior = {}
 
 local bbq_cbox = {
@@ -41,7 +41,7 @@ homedecor.register("barbecue", {
 	}
 })
 
-minetest.register_alias("homedecor:barbecue_meat", "air")
+core.register_alias("homedecor:barbecue_meat", "air")
 
 local wood_tex = homedecor.textures.wood.apple.planks
 
@@ -61,7 +61,7 @@ homedecor.register("doghouse", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 	crafts = {
 		{
 			recipe = {
@@ -73,13 +73,13 @@ homedecor.register("doghouse", {
 	}
 })
 
-minetest.register_alias("homedecor:doghouse_roof", "air")
-minetest.register_alias("homedecor:doghouse_base", "homedecor:doghouse")
+core.register_alias("homedecor:doghouse_roof", "air")
+core.register_alias("homedecor:doghouse_base", "homedecor:doghouse")
 
 homedecor.register("stonepath", {
 	description = S("Garden stone path"),
 	tiles = {
-		minetest.registered_nodes["mapgen_stone"].tiles[1],
+		core.registered_nodes["mapgen_stone"].tiles[1],
 	},
 	inventory_image = "homedecor_stonepath_inv.png",
 	groups = { snappy=3, dig_stone = 2 },
@@ -182,7 +182,7 @@ homedecor.register("swing", {
 		key = "node_sound_wood_defaults",
 	},
 	walkable = false,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	node_box = {
 		type = "fixed",
 		fixed = {
@@ -207,12 +207,12 @@ homedecor.register("swing", {
 			for i = 0, 4 do	-- search up to 5 spaces downward from the ceiling for the first non-buildable-to node...
 				height = i
 				local testpos = { x=pos.x, y=pos.y-i-1, z=pos.z }
-				local testnode = minetest.get_node_or_nil(testpos)
+				local testnode = core.get_node_or_nil(testpos)
 				local testreg = testnode and core.registered_nodes[testnode.name]
 
 				if not testreg or not testreg.buildable_to then
 					if i < 1 then
-						minetest.chat_send_player(placer_name, S("No room under there to hang a swing."))
+						core.chat_send_player(placer_name, S("No room under there to hang a swing."))
 						return itemstack
 					else
 						break
@@ -220,19 +220,19 @@ homedecor.register("swing", {
 				end
 			end
 
-			local fdir = minetest.dir_to_facedir(placer:get_look_dir())
+			local fdir = core.dir_to_facedir(placer:get_look_dir())
 			for j = 0, height do -- then fill that space with ropes...
 				local testpos = { x=pos.x, y=pos.y-j, z=pos.z }
-				minetest.set_node(testpos, { name = "homedecor:swing_rope", param2 = fdir })
+				core.set_node(testpos, { name = "homedecor:swing_rope", param2 = fdir })
 			end
 
-			minetest.set_node({ x=pos.x, y=pos.y-height, z=pos.z }, { name = "homedecor:swing", param2 = fdir })
+			core.set_node({ x=pos.x, y=pos.y-height, z=pos.z }, { name = "homedecor:swing", param2 = fdir })
 
-			if not minetest.is_creative_enabled(placer_name) then
+			if not core.is_creative_enabled(placer_name) then
 				itemstack:take_item()
 			end
 		else
-			minetest.chat_send_player(placer_name,
+			core.chat_send_player(placer_name,
 				S("You have to point at the bottom side of an overhanging object to place a swing."))
 		end
 		return itemstack
@@ -240,8 +240,8 @@ homedecor.register("swing", {
 	after_dig_node = function(pos, oldnode, oldmetadata, digger)
 		for i = 0, 4 do
 			local testpos = { x=pos.x, y=pos.y+i+1, z=pos.z }
-			if minetest.get_node(testpos).name == "homedecor:swing_rope" then
-				minetest.remove_node(testpos)
+			if core.get_node(testpos).name == "homedecor:swing_rope" then
+				core.remove_node(testpos)
 			else
 				return
 			end
@@ -289,12 +289,12 @@ homedecor.register("swing_rope", {
 })
 
 local water_tex = homedecor.textures.water.tile
-local cobble_tex = minetest.registered_nodes["mapgen_stone"].tiles[1]
-local stone_drop = minetest.registered_nodes["mapgen_stone"].drop
+local cobble_tex = core.registered_nodes["mapgen_stone"].tiles[1]
+local stone_drop = core.registered_nodes["mapgen_stone"].drop
 if stone_drop and type(stone_drop) == "string" then
-	cobble_tex = minetest.registered_nodes[stone_drop].tiles[1]
+	cobble_tex = core.registered_nodes[stone_drop].tiles[1]
 elseif stone_drop and type(stone_drop) == "table" then
-	cobble_tex = minetest.registered_nodes[stone_drop.items[1].items[1]].tiles[1]
+	cobble_tex = core.registered_nodes[stone_drop.items[1].items[1]].tiles[1]
 end
 
 homedecor.register("well", {
@@ -317,7 +317,7 @@ homedecor.register("well", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 	crafts = {
 		{
 			recipe = {
@@ -330,18 +330,18 @@ homedecor.register("well", {
 })
 
 --because the engine of all people cant follow right to a name, need to verify bucket empty
-if minetest.get_modpath("bucket") and minetest.registered_items["bucket:bucket_empty"] then
-	local original_bucket_on_use = minetest.registered_items["bucket:bucket_empty"].on_use
-	minetest.override_item("bucket:bucket_empty", {
+if core.get_modpath("bucket") and core.registered_items["bucket:bucket_empty"] then
+	local original_bucket_on_use = core.registered_items["bucket:bucket_empty"].on_use
+	core.override_item("bucket:bucket_empty", {
 		on_use = function(itemstack, user, pointed_thing)
 			local inv = user:get_inventory()
 
-			if pointed_thing.type == "node" and minetest.get_node(pointed_thing.under).name == "homedecor:well" then
+			if pointed_thing.type == "node" and core.get_node(pointed_thing.under).name == "homedecor:well" then
 				if inv:room_for_item("main", "bucket:bucket_water 1") then
 					itemstack:take_item()
 					inv:add_item("main", "bucket:bucket_water 1")
 				else
-					minetest.chat_send_player(user:get_player_name(), S("No room in your inventory to add a filled bucket!"))
+					core.chat_send_player(user:get_player_name(), S("No room in your inventory to add a filled bucket!"))
 				end
 				return itemstack
 			else if original_bucket_on_use then
@@ -412,7 +412,7 @@ for color, color_loc in pairs(homedecor_exterior.shrub_colors) do
 	})
 
 	if color ~= "green" then
-		minetest.register_craft({
+		core.register_craft({
 			type = "shapeless",
 			output = "homedecor:shrubbery_large_"..color,
 			recipe = {
@@ -421,7 +421,7 @@ for color, color_loc in pairs(homedecor_exterior.shrub_colors) do
 			}
 		})
 
-		minetest.register_craft({
+		core.register_craft({
 			type = "shapeless",
 			output = "homedecor:shrubbery_"..color,
 			recipe = {
@@ -435,7 +435,7 @@ end
 
 -- crafting
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:lattice_wood 8",
 	recipe = {
 		{"group:stick", "group:wood", "group:stick"},
@@ -444,7 +444,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:lattice_white_wood 8",
 	recipe = {
 		{"group:stick", "group:wood", "group:stick"},
@@ -453,7 +453,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:lattice_wood_vegetal 8",
 	recipe = {
 		{"group:stick", "group:wood", "group:stick"},
@@ -462,7 +462,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:lattice_white_wood_vegetal 8",
 	recipe = {
 		{"group:stick", "group:wood", "group:stick"},
@@ -472,7 +472,7 @@ minetest.register_craft({
 })
 
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:shrubbery_green 3",
 	recipe = {
 		{ "group:leaves", "group:leaves", "group:leaves" },
@@ -483,8 +483,8 @@ minetest.register_craft({
 
 -- aliases
 
-minetest.register_alias("homedecor:well_top", "air")
-minetest.register_alias("homedecor:well_base", "homedecor:well")
+core.register_alias("homedecor:well_top", "air")
+core.register_alias("homedecor:well_base", "homedecor:well")
 
-minetest.register_alias("gloopblocks:shrubbery", "homedecor:shrubbery_green")
-minetest.register_alias("gloopblocks:shrubbery_large", "homedecor:shrubbery_large_green")
+core.register_alias("gloopblocks:shrubbery", "homedecor:shrubbery_green")
+core.register_alias("gloopblocks:shrubbery_large", "homedecor:shrubbery_large_green")
diff --git a/homedecor_fences/init.lua b/homedecor_fences/init.lua
index 6389d691..e0c9202c 100644
--- a/homedecor_fences/init.lua
+++ b/homedecor_fences/init.lua
@@ -1,6 +1,6 @@
 -- This file adds fences of various types
 
-local S = minetest.get_translator("homedecor_fences")
+local S = core.get_translator("homedecor_fences")
 
 local brass =  {
 	output = "homedecor:fence_brass 6",
@@ -465,7 +465,7 @@ homedecor.register("fence_wrought_iron_2_corner", {
 })
 
 -- insert the old wood signs-on-metal-fences into signs_lib's conversion LBM
-if minetest.get_modpath("signs_lib") and minetest.get_modpath("default") then
+if core.get_modpath("signs_lib") and core.get_modpath("default") then
 	-- FIXME: export a function in signs_lib API to allow signs_lib to be read only in .luacheckrc
 	table.insert(signs_lib.old_fenceposts_with_signs, "homedecor:fence_brass_with_sign")
 	signs_lib.old_fenceposts["homedecor:fence_brass_with_sign"] = "homedecor:fence_brass"
diff --git a/homedecor_foyer/init.lua b/homedecor_foyer/init.lua
index 10bc31aa..2948a1bd 100644
--- a/homedecor_foyer/init.lua
+++ b/homedecor_foyer/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_foyer")
+local S = core.get_translator("homedecor_foyer")
 
 homedecor.register("coatrack_wallmount", {
 	tiles = { homedecor.plain_wood },
@@ -49,7 +49,7 @@ homedecor.register("coat_tree", {
 		type = "fixed",
 		fixed = { -0.4, -0.5, -0.4, 0.4, 1.5, 0.4 }
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 	crafts = {
 		{
 			recipe = {
diff --git a/homedecor_furniture/init.lua b/homedecor_furniture/init.lua
index 9c7e33af..9e441de2 100644
--- a/homedecor_furniture/init.lua
+++ b/homedecor_furniture/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_furniture")
+local S = core.get_translator("homedecor_furniture")
 
 local ob_cbox = {
 	type = "fixed",
diff --git a/homedecor_furniture_medieval/init.lua b/homedecor_furniture_medieval/init.lua
index 5dde4f20..8bc57307 100644
--- a/homedecor_furniture_medieval/init.lua
+++ b/homedecor_furniture_medieval/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_furniture_medieval")
+local S = core.get_translator("homedecor_furniture_medieval")
 
 homedecor.register("bars", {
 	description = S("Bars"),
@@ -90,10 +90,10 @@ homedecor.register("chains", {
 	}
 })
 
-minetest.register_alias("3dforniture:bars", "homedecor:bars")
-minetest.register_alias("3dforniture:L_binding_bars", "homedecor:L_binding_bars")
-minetest.register_alias("3dforniture:chains", "homedecor:chains")
+core.register_alias("3dforniture:bars", "homedecor:bars")
+core.register_alias("3dforniture:L_binding_bars", "homedecor:L_binding_bars")
+core.register_alias("3dforniture:chains", "homedecor:chains")
 
-minetest.register_alias('bars', 'homedecor:bars')
-minetest.register_alias('binding_bars', 'homedecor:L_binding_bars')
-minetest.register_alias('chains', 'homedecor:chains')
+core.register_alias('bars', 'homedecor:bars')
+core.register_alias('binding_bars', 'homedecor:L_binding_bars')
+core.register_alias('chains', 'homedecor:chains')
diff --git a/homedecor_gastronomy/init.lua b/homedecor_gastronomy/init.lua
index 8bff5847..d28ed190 100644
--- a/homedecor_gastronomy/init.lua
+++ b/homedecor_gastronomy/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_gastronomy")
+local S = core.get_translator("homedecor_gastronomy")
 
 local cutlery_cbox = {
 	type = "fixed",
@@ -14,14 +14,14 @@ local fdir_to_steampos = {
 }
 
 local function sfx(pos)
-	local node = minetest.get_node(pos)
+	local node = core.get_node(pos)
 	local fdir = node.param2
 	if fdir and fdir < 4 then
 
 		local steamx = fdir_to_steampos.x[fdir + 1]
 		local steamz = fdir_to_steampos.z[fdir + 1]
 
-		minetest.add_particlespawner({
+		core.add_particlespawner({
 			amount = 1,
 			time = 1,
 			minpos = {x=pos.x - steamx, y=pos.y - 0.35, z=pos.z - steamz},
@@ -171,7 +171,7 @@ homedecor.register("coffee_maker", {
 	groups = {snappy=3, dig_stone=3},
 	selection_box = cm_cbox,
 	node_box = cm_cbox,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	crafts = {
 		{
 			recipe = {
@@ -183,7 +183,7 @@ homedecor.register("coffee_maker", {
 	},
 	on_timer = sfx,
 	on_construct = function(pos)
-		minetest.get_node_timer(pos):start(2)
+		core.get_node_timer(pos):start(2)
 	end
 })
 
@@ -202,8 +202,8 @@ homedecor.register("toaster", {
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		local fdir = node.param2
-		minetest.set_node(pos, { name = "homedecor:toaster_loaf", param2 = fdir })
-		minetest.sound_play("toaster", {
+		core.set_node(pos, { name = "homedecor:toaster_loaf", param2 = fdir })
+		core.sound_play("toaster", {
 			pos = pos,
 			gain = 1.0,
 			max_hear_distance = 5
@@ -242,7 +242,7 @@ homedecor.register("toaster_loaf", {
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		local fdir = node.param2
-		minetest.set_node(pos, { name = "homedecor:toaster", param2 = fdir })
+		core.set_node(pos, { name = "homedecor:toaster", param2 = fdir })
 		return itemstack
 	end,
 	drop = "homedecor:toaster"
@@ -250,21 +250,21 @@ homedecor.register("toaster_loaf", {
 
 -- crafting
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:bottle_green",
         recipe = {
 			{ homedecor.materials["glass_bottle"], homedecor.materials["dye_green"] }
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:bottle_brown",
         recipe = {
 			{ homedecor.materials["glass_bottle"], homedecor.materials["dye_brown"] }
         },
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:4_bottles_brown",
 	recipe = {
@@ -275,7 +275,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:4_bottles_green",
 	recipe = {
@@ -286,7 +286,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:4_bottles_multi",
 	recipe = {
@@ -297,7 +297,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:wine_rack",
 	recipe = {
 		{ "homedecor:4_bottles_brown", "group:wood", "homedecor:4_bottles_brown" },
@@ -306,11 +306,11 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_lbm({
+core.register_lbm({
 	name = "homedecor_gastronomy:sfx_init",
 	nodenames = {"homedecor:coffee_maker"},
 	run_at_every_load = false,
 	action = function(pos)
-		minetest.get_node_timer(pos):start(2)
+		core.get_node_timer(pos):start(2)
 	end
 })
diff --git a/homedecor_inbox/init.lua b/homedecor_inbox/init.lua
index 6d870dc4..1ee91258 100644
--- a/homedecor_inbox/init.lua
+++ b/homedecor_inbox/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("inbox")
+local S = core.get_translator("inbox")
 
 local inbox = {}
 
@@ -25,9 +25,9 @@ homedecor.register("inbox", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 	after_place_node = function(pos, placer, itemstack)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local owner = placer:get_player_name()
 		meta:set_string("owner", owner)
 		meta:set_string("infotext", S("@1's Mailbox", owner))
@@ -36,18 +36,18 @@ homedecor.register("inbox", {
 		inv:set_size("drop", 1)
 	end,
 	on_rightclick = function(pos, node, clicker, itemstack)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local player = clicker:get_player_name()
 		local owner  = meta:get_string("owner")
 		if owner == player or
-				minetest.check_player_privs(player, "protection_bypass") and
+				core.check_player_privs(player, "protection_bypass") and
 				clicker:get_player_control().aux1 then
-			minetest.show_formspec(
+			core.show_formspec(
 				player,
 				"inbox:mailbox",
 				inbox.get_inbox_formspec(pos))
 		else
-			minetest.show_formspec(
+			core.show_formspec(
 				player,
 				"inbox:mailbox",
 				inbox.get_inbox_insert_formspec(pos))
@@ -55,14 +55,14 @@ homedecor.register("inbox", {
 		return itemstack
 	end,
 	can_dig = function(pos,player)
-		local meta = minetest.get_meta(pos);
+		local meta = core.get_meta(pos);
 		local name = player and player:get_player_name()
 		local owner = meta:get_string("owner")
 		local inv = meta:get_inventory()
 		return name == owner and inv:is_empty("main")
 	end,
 	on_metadata_inventory_put = function(pos, listname, index, stack, player)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local inv = meta:get_inventory()
 		if listname == "drop" and inv:room_for_item("main", stack) then
 			inv:remove_item("drop", stack)
@@ -74,7 +74,7 @@ homedecor.register("inbox", {
 			return 0
 		end
 		if listname == "drop" then
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			local inv = meta:get_inventory()
 			if inv:room_for_item("main", stack) then
 				return -1
@@ -84,10 +84,10 @@ homedecor.register("inbox", {
 		end
 	end,
 	allow_metadata_inventory_take = function(pos, listname, index, stack, player)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local owner = meta:get_string("owner")
 		if player:get_player_name() == owner or
-				minetest.check_player_privs(player, "protection_bypass") and
+				core.check_player_privs(player, "protection_bypass") and
 				player:get_player_control().aux1 then
 			return stack:get_count()
 		end
@@ -107,7 +107,7 @@ homedecor.register("inbox", {
 	}
 })
 
-minetest.register_alias("inbox:empty", "homedecor:inbox")
+core.register_alias("inbox:empty", "homedecor:inbox")
 
 function inbox.get_inbox_formspec(pos)
 	local spos = pos.x .. "," .. pos.y .. "," ..pos.z
diff --git a/homedecor_kitchen/init.lua b/homedecor_kitchen/init.lua
index 526d8c59..460f301d 100644
--- a/homedecor_kitchen/init.lua
+++ b/homedecor_kitchen/init.lua
@@ -1,6 +1,6 @@
 -- This file supplies Kitchen stuff like refrigerators, sinks, etc.
 
-local S = minetest.get_translator("homedecor_kitchen")
+local S = core.get_translator("homedecor_kitchen")
 
 -- steel-textured fridge
 homedecor.register("refrigerator_steel", {
@@ -20,7 +20,7 @@ homedecor.register("refrigerator_steel", {
 		size=50,
 		lockable=true,
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 })
 
 -- white, enameled fridge
@@ -41,21 +41,21 @@ homedecor.register("refrigerator_white", {
 		size=50,
 		lockable=true,
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 })
 
-minetest.register_alias("homedecor:refrigerator_white_bottom", "homedecor:refrigerator_white")
-minetest.register_alias("homedecor:refrigerator_white_top", "air")
+core.register_alias("homedecor:refrigerator_white_bottom", "homedecor:refrigerator_white")
+core.register_alias("homedecor:refrigerator_white_top", "air")
 
-minetest.register_alias("homedecor:refrigerator_steel_bottom", "homedecor:refrigerator_steel")
-minetest.register_alias("homedecor:refrigerator_steel_top", "air")
+core.register_alias("homedecor:refrigerator_steel_bottom", "homedecor:refrigerator_steel")
+core.register_alias("homedecor:refrigerator_steel_top", "air")
 
-minetest.register_alias("homedecor:refrigerator_white_bottom_locked", "homedecor:refrigerator_white_locked")
-minetest.register_alias("homedecor:refrigerator_white_top_locked", "air")
-minetest.register_alias("homedecor:refrigerator_locked", "homedecor:refrigerator_white_locked")
+core.register_alias("homedecor:refrigerator_white_bottom_locked", "homedecor:refrigerator_white_locked")
+core.register_alias("homedecor:refrigerator_white_top_locked", "air")
+core.register_alias("homedecor:refrigerator_locked", "homedecor:refrigerator_white_locked")
 
-minetest.register_alias("homedecor:refrigerator_steel_bottom_locked", "homedecor:refrigerator_steel_locked")
-minetest.register_alias("homedecor:refrigerator_steel_top_locked", "air")
+core.register_alias("homedecor:refrigerator_steel_bottom_locked", "homedecor:refrigerator_steel_locked")
+core.register_alias("homedecor:refrigerator_steel_top_locked", "air")
 
 -- kitchen "furnaces"
 homedecor.register_furnace("oven", {
@@ -476,7 +476,7 @@ homedecor.register("copper_pans", {
 	groups = { snappy=3, dig_stone=1 },
 	selection_box = cp_cbox,
 	walkable = false,
-	on_place = minetest.rotate_node
+	on_place = core.rotate_node
 })
 
 local kf_cbox = {
@@ -492,9 +492,9 @@ homedecor.register("kitchen_faucet", {
 	groups = {snappy=3, dig_stone=1},
 	selection_box = kf_cbox,
 	walkable = false,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local below = minetest.get_node_or_nil({x=pos.x, y=pos.y-1, z=pos.z})
+		local below = core.get_node_or_nil({x=pos.x, y=pos.y-1, z=pos.z})
 		if below and string.find(below.name, "homedecor:.*sink") then
 			local particledef = {
 				outlet      = { x = 0, y = -0.19, z = 0.13 },
@@ -529,7 +529,7 @@ homedecor.register("paper_towel", {
 -- crafting
 
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:oven_steel",
         recipe = {
 		{"basic_materials:heating_element", homedecor.materials.steel_ingot, "basic_materials:heating_element", },
@@ -538,7 +538,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:oven_steel",
         recipe = {
 		{"basic_materials:heating_element", homedecor.materials.steel_ingot, "basic_materials:heating_element", },
@@ -547,7 +547,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:oven",
 	recipe = {
@@ -557,7 +557,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:microwave_oven 2",
         recipe = {
 		{homedecor.materials.steel_ingot, homedecor.materials.steel_ingot, homedecor.materials.steel_ingot, },
@@ -566,7 +566,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:microwave_oven 2",
         recipe = {
 		{homedecor.materials.steel_ingot, homedecor.materials.steel_ingot, homedecor.materials.steel_ingot, },
@@ -575,7 +575,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:refrigerator_steel",
 	recipe = {
 		{homedecor.materials.steel_ingot, "homedecor:glowlight_small_cube", homedecor.materials.steel_ingot, },
@@ -584,7 +584,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:refrigerator_white",
 	recipe = {
@@ -595,7 +595,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:kitchen_cabinet_colorable",
         recipe = {
 		{"group:wood", "group:stick", "group:wood", },
@@ -604,7 +604,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:kitchen_cabinet_colorable_with_drawers",
 	recipe = {
 		{"homedecor:kitchen_cabinet_colorable", },
@@ -615,7 +615,7 @@ minetest.register_craft({
 local cabinet_types = { "homedecor:kitchen_cabinet_colorable", "homedecor:kitchen_cabinet_colorable_with_drawers" }
 
 for _, cabinet in ipairs(cabinet_types) do
-	minetest.register_craft({
+	core.register_craft({
 		output = cabinet.."_steel",
 		recipe = {
 			{homedecor.materials.steel_ingot, homedecor.materials.steel_ingot, homedecor.materials.steel_ingot},
@@ -623,7 +623,7 @@ for _, cabinet in ipairs(cabinet_types) do
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = cabinet.."_steel",
 		recipe = {
 			{"moreblocks:slab_steelblock_1"},
@@ -631,7 +631,7 @@ for _, cabinet in ipairs(cabinet_types) do
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = cabinet.."_marble",
 		recipe = {
 			{"building_blocks:slab_marble"},
@@ -639,7 +639,7 @@ for _, cabinet in ipairs(cabinet_types) do
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = cabinet.."_marble",
 		recipe = {
 			{"technic:slab_marble_1"},
@@ -647,7 +647,7 @@ for _, cabinet in ipairs(cabinet_types) do
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = cabinet.."_granite",
 		recipe = {
 			{"technic:slab_granite_1"},
@@ -656,13 +656,13 @@ for _, cabinet in ipairs(cabinet_types) do
 	})
 end
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
         output = "homedecor:kitchen_cabinet_colorable_half 2",
         recipe = { "homedecor:kitchen_cabinet_colorable" }
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:kitchen_cabinet_colorable_with_sink",
         recipe = {
 		{"group:wood", homedecor.materials.steel_ingot, "group:wood", },
@@ -671,7 +671,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher",
     recipe = {
 		{ "basic_materials:ic",  "building_blocks:slab_grate_1",    homedecor.materials.steel_ingot,  },
@@ -680,7 +680,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher",
     recipe = {
 		{ "basic_materials:ic", "homedecor:fence_chainlink", homedecor.materials.steel_ingot,  },
@@ -689,7 +689,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_wood",
     recipe = {
 		{ "stairs:slab_wood" },
@@ -697,7 +697,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_wood",
     recipe = {
 		{ "moreblocks:slab_wood" },
@@ -705,7 +705,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_wood",
     recipe = {
 		{ "moreblocks:slab_wood_1" },
@@ -713,7 +713,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_steel",
     recipe = {
 		{ homedecor.materials.steel_ingot, homedecor.materials.steel_ingot, homedecor.materials.steel_ingot },
@@ -721,7 +721,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_steel",
     recipe = {
 		{ "moreblocks:slab_steelblock_1" },
@@ -729,7 +729,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_marble",
     recipe = {
 		{ "building_blocks:slab_marble" },
@@ -737,7 +737,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_marble",
     recipe = {
 		{ "technic:slab_marble_1" },
@@ -745,7 +745,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
     output = "homedecor:dishwasher_granite",
     recipe = {
 		{ "technic:slab_granite_1" },
@@ -753,7 +753,7 @@ minetest.register_craft( {
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:kitchen_faucet",
         recipe = {
 			{ "", homedecor.materials.steel_ingot },
@@ -762,7 +762,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:kitchen_faucet",
         recipe = {
 			{ homedecor.materials.steel_ingot,"" },
@@ -771,7 +771,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:cutlery_set",
         recipe = {
 			{ "", "vessels:drinking_glass", "" },
@@ -779,7 +779,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:cutlery_set",
         recipe = {
 			{ "", "vessels:drinking_glass", "" },
@@ -787,7 +787,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:copper_pans",
 	recipe = {
 		{ "basic_materials:copper_strip","","basic_materials:copper_strip" },
@@ -796,14 +796,14 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
     output = "homedecor:paper_towel",
     recipe = {
 		{ "homedecor:toilet_paper", "homedecor:toilet_paper" }
     },
 })
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_kitchen_cabinets",
 	label = "Convert homedecor kitchen cabinets to use [color]wallmounted",
 	run_at_every_load = false,
@@ -825,6 +825,6 @@ minetest.register_lbm({
 			new_fdir = 5
 		end
 
-		minetest.swap_node(pos, { name = newname, param2 = new_fdir })
+		core.swap_node(pos, { name = newname, param2 = new_fdir })
 	end
 })
diff --git a/homedecor_laundry/init.lua b/homedecor_laundry/init.lua
index 96508220..f12f2a01 100644
--- a/homedecor_laundry/init.lua
+++ b/homedecor_laundry/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_laundry")
+local S = core.get_translator("homedecor_laundry")
 -- laundry devices
 
 homedecor.register("washing_machine", {
diff --git a/homedecor_lighting/init.lua b/homedecor_lighting/init.lua
index ac7b11c5..b3a1586a 100644
--- a/homedecor_lighting/init.lua
+++ b/homedecor_lighting/init.lua
@@ -1,19 +1,19 @@
 -- This file supplies the majority of homedecor's lighting
 
-local S = minetest.get_translator("homedecor_lighting")
+local S = core.get_translator("homedecor_lighting")
 
 homedecor_lighting = {}
 
 local function is_protected(pos, clicker)
-	if minetest.is_protected(pos, clicker:get_player_name()) then
-		minetest.record_protection_violation(pos,
+	if core.is_protected(pos, clicker:get_player_name()) then
+		core.record_protection_violation(pos,
 		clicker:get_player_name())
 		return true
 	end
 	return false
 end
 
-local hd_mesecons = minetest.get_modpath("mesecons")
+local hd_mesecons = core.get_modpath("mesecons")
 
 -- control and brightness for dimmable lamps
 
@@ -52,17 +52,17 @@ if hd_mesecons then
 	actions = {
 		action_off = function(pos, node)
 			local sep = string.find(node.name, "_", -5)
-			if minetest.get_meta(pos):get_int("toggled") > 0 then
-				minetest.swap_node(pos, {
+			if core.get_meta(pos):get_int("toggled") > 0 then
+				core.swap_node(pos, {
 					name = string.sub(node.name, 1, sep - 1).."_off",
 					param2 = node.param2
 				})
 			end
 		end,
 		action_on = function(pos, node)
-			minetest.get_meta(pos):set_int("toggled", 1)
+			core.get_meta(pos):set_int("toggled", 1)
 			local sep = string.find(node.name, "_", -5)
-			minetest.swap_node(pos, {
+			core.swap_node(pos, {
 				name = string.sub(node.name, 1, sep - 1).."_on",
 				param2 = node.param2
 			})
@@ -87,11 +87,11 @@ local player_last_clicked = {}
 
 local digiline_on_punch
 
-if minetest.get_modpath("digilines") then
+if core.get_modpath("digilines") then
 
 	local on_digiline_receive_string = function(pos, node, channel, msg)
 		if not msg or not channel then return end
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local setchan = meta:get_string("channel")
 		if setchan ~= channel then return end
 
@@ -101,27 +101,27 @@ if minetest.get_modpath("digilines") then
 
 			local basename = string.sub(node.name, 1, string.find(node.name, "_", -5) - 1)
 
-			if minetest.registered_nodes[basename.."_"..msg] then
-				minetest.swap_node(pos, {name = basename.."_"..msg, param2 = node.param2})
-			elseif minetest.registered_nodes[basename.."_"..suff] then
-				minetest.swap_node(pos, {name = basename.."_"..suff, param2 = node.param2})
-			elseif minetest.registered_nodes[basename.."_on"]
+			if core.registered_nodes[basename.."_"..msg] then
+				core.swap_node(pos, {name = basename.."_"..msg, param2 = node.param2})
+			elseif core.registered_nodes[basename.."_"..suff] then
+				core.swap_node(pos, {name = basename.."_"..suff, param2 = node.param2})
+			elseif core.registered_nodes[basename.."_on"]
 			  and (msg == "med" or msg == "hi" or msg == "max" or (n and n > 3)) then
-				minetest.swap_node(pos, {name = basename.."_on", param2 = node.param2})
-			elseif minetest.registered_nodes[basename.."_off"]
+				core.swap_node(pos, {name = basename.."_on", param2 = node.param2})
+			elseif core.registered_nodes[basename.."_off"]
 			  and (msg == "low" or (n and n < 4)) then
-				minetest.swap_node(pos, {name = basename.."_off", param2 = node.param2})
+				core.swap_node(pos, {name = basename.."_off", param2 = node.param2})
 			end
 		end
 	end
 
-	minetest.register_on_player_receive_fields(function(player, formname, fields)
+	core.register_on_player_receive_fields(function(player, formname, fields)
 		local name = player:get_player_name()
 		local pos = player_last_clicked[name]
 		if pos and formname == "homedecor:lamp_set_channel" then
 			if is_protected(pos, player) then return end
 			if (fields.channel) then
-				local meta = minetest.get_meta(pos)
+				local meta = core.get_meta(pos)
 				meta:set_string("channel", fields.channel)
 			end
 		end
@@ -166,7 +166,7 @@ if minetest.get_modpath("digilines") then
 					"size[8,4]"..
 					"button_exit[3,2.5;2,0.5;proceed;Proceed]"..
 					"field[1.75,1.5;4.5,0.5;channel;Channel;]"
-			minetest.show_formspec(name, "homedecor:lamp_set_channel", form)
+			core.show_formspec(name, "homedecor:lamp_set_channel", form)
 		end
 	end
 end
@@ -190,7 +190,7 @@ function homedecor_lighting.toggle_light(pos, node, clicker, itemstack, pointed_
 		newsuff = "_14"
 	end
 
-	minetest.swap_node(pos, {name = string.sub(node.name, 1, sep - 1)..newsuff, param2 = node.param2})
+	core.swap_node(pos, {name = string.sub(node.name, 1, sep - 1)..newsuff, param2 = node.param2})
 end
 
 ------------------
@@ -259,7 +259,7 @@ for brightness_level = 0, 14 do
 		overlay = nil
 	end
 
-	minetest.register_node(":homedecor:glowlight_half_"..brightness_level, {
+	core.register_node(":homedecor:glowlight_half_"..brightness_level, {
 		description = S("Thick Glowlight"),
 		tiles = tiles,
 		overlay_tiles = overlay,
@@ -329,7 +329,7 @@ for brightness_level = 0, 14 do
 		overlay = nil
 	end
 
-	minetest.register_node(":homedecor:glowlight_quarter_"..brightness_level, {
+	core.register_node(":homedecor:glowlight_quarter_"..brightness_level, {
 		description = S("Thin Glowlight"),
 		tiles = tiles,
 		overlay_tiles = overlay,
@@ -400,7 +400,7 @@ for brightness_level = 0, 14 do
 		overlay = nil
 	end
 
-	minetest.register_node(":homedecor:glowlight_small_cube_"..brightness_level, {
+	core.register_node(":homedecor:glowlight_small_cube_"..brightness_level, {
 		description = S("Small Glowlight Cube"),
 		tiles = tiles,
 		overlay_tiles = overlay,
@@ -558,7 +558,7 @@ for brightness_level = 0, 14 do
 		on_punch = digiline_on_punch
 	})
 
-	if not minetest.get_modpath("darkage") then
+	if not core.get_modpath("darkage") then
 		homedecor.register("lattice_lantern_large_"..brightness_level, {
 			description = S("Lattice lantern/Light (large)"),
 			tiles = { gen_ls_tex_yellow.."^homedecor_lattice_lantern_large_overlay.png" },
@@ -612,7 +612,7 @@ for brightness_level = 0, 14 do
 		_sound_def = {
 			key = "node_sound_glass_defaults",
 		},
-		on_place = minetest.rotate_node,
+		on_place = core.rotate_node,
 		on_rightclick = homedecor_lighting.toggle_light,
 		drop = {
 			items = {
@@ -755,7 +755,7 @@ for brightness_level = 0, 14 do
 		_sound_def = {
 			key = "node_sound_wood_defaults",
 		},
-		on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+		on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 		--expand = { top="air" },
 		drop = {
 			items = {
@@ -816,7 +816,7 @@ for _, light_brightn_name in ipairs({"off", "on"}) do
 		},
 		walkable = false,
 		use_texture_alpha = "blend",
-		light_source = onflag and (minetest.LIGHT_MAX - 5) or nil,
+		light_source = onflag and (core.LIGHT_MAX - 5) or nil,
 		sunlight_propagates = true,
 		groups = {cracky=3, oddly_breakable_by_hand=3, not_in_creative_inventory = nici},
 		_sound_def = {
@@ -840,7 +840,7 @@ for _, light_brightn_name in ipairs({"off", "on"}) do
 
 	-- rope lighting
 
-	minetest.register_node(":homedecor:rope_light_on_floor_"..light_brightn_name, {
+	core.register_node(":homedecor:rope_light_on_floor_"..light_brightn_name, {
 		description = S("Rope lighting (on floor)"),
 		inventory_image =  "homedecor_rope_light_on_floor.png",
 		paramtype = "light",
@@ -890,7 +890,7 @@ for _, light_brightn_name in ipairs({"off", "on"}) do
 		} or nil,
 	})
 
-	minetest.register_node(":homedecor:rope_light_on_ceiling_"..light_brightn_name, {
+	core.register_node(":homedecor:rope_light_on_ceiling_"..light_brightn_name, {
 		description = S("Rope lighting (on ceiling)"),
 		inventory_image =  "homedecor_rope_light_on_ceiling.png",
 		paramtype = "light",
@@ -951,7 +951,7 @@ for _, light_brightn_name in ipairs({"off", "on"}) do
 		},
 		inventory_image = "homedecor_wall_lamp_inv.png",
 		groups = {snappy=3, not_in_creative_inventory = nici, dig_glass=1},
-		light_source = onflag and (minetest.LIGHT_MAX - 3) or nil,
+		light_source = onflag and (core.LIGHT_MAX - 3) or nil,
 		selection_box = wl_cbox,
 		walkable = false,
 		drop = {
@@ -988,7 +988,7 @@ homedecor.register("candle", {
 	walkable = false,
 	use_texture_alpha = "clip",
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-4,
+	light_source = core.LIGHT_MAX-4,
 })
 
 local c_cbox = {
@@ -1010,7 +1010,7 @@ homedecor.register("candle_thin", {
 	walkable = false,
 	use_texture_alpha = "clip",
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-4,
+	light_source = core.LIGHT_MAX-4,
 })
 
 local cs_cbox = {
@@ -1033,7 +1033,7 @@ homedecor.register("candlestick_wrought_iron", {
 	walkable = false,
 	use_texture_alpha = "clip",
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-4,
+	light_source = core.LIGHT_MAX-4,
 })
 
 homedecor.register("candlestick_brass", {
@@ -1049,7 +1049,7 @@ homedecor.register("candlestick_brass", {
 	walkable = false,
 	use_texture_alpha = "clip",
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-4,
+	light_source = core.LIGHT_MAX-4,
 })
 
 homedecor.register("wall_sconce", {
@@ -1069,7 +1069,7 @@ homedecor.register("wall_sconce", {
 	walkable = false,
 	use_texture_alpha = "clip",
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-4,
+	light_source = core.LIGHT_MAX-4,
 })
 
 local ol_cbox = {
@@ -1095,7 +1095,7 @@ homedecor.register("oil_lamp", {
 	selection_box = ol_cbox,
 	walkable = false,
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-3,
+	light_source = core.LIGHT_MAX-3,
 	_sound_def = {
 		key = "node_sound_glass_defaults",
 	},
@@ -1109,7 +1109,7 @@ homedecor.register("oil_lamp_tabletop", {
 	selection_box = ol_cbox,
 	collision_box = ol_cbox,
 	groups = { snappy = 3, dig_glass=1 },
-	light_source = minetest.LIGHT_MAX-3,
+	light_source = core.LIGHT_MAX-3,
 	_sound_def = {
 		key = "node_sound_glass_defaults",
 	},
@@ -1123,7 +1123,7 @@ local topchains_sbox = {
 	}
 }
 
-minetest.register_node(":homedecor:chain_steel_top", {
+core.register_node(":homedecor:chain_steel_top", {
 	description = S("Hanging chain (ceiling mount, steel)"),
 	drawtype = "mesh",
 	mesh = "homedecor_chains_top.obj",
@@ -1139,7 +1139,7 @@ minetest.register_node(":homedecor:chain_steel_top", {
 	selection_box = topchains_sbox,
 })
 
-minetest.register_node(":homedecor:chain_brass_top", {
+core.register_node(":homedecor:chain_brass_top", {
 	description = S("Hanging chain (ceiling mount, brass)"),
 	drawtype = "mesh",
 	mesh = "homedecor_chains_top.obj",
@@ -1155,7 +1155,7 @@ minetest.register_node(":homedecor:chain_brass_top", {
 	selection_box = topchains_sbox,
 })
 
-minetest.register_node(":homedecor:chandelier_steel", {
+core.register_node(":homedecor:chandelier_steel", {
 	description = S("Chandelier (steel)"),
 	paramtype = "light",
 	light_source = 12,
@@ -1186,7 +1186,7 @@ minetest.register_node(":homedecor:chandelier_steel", {
 	},
 })
 
-minetest.register_node(":homedecor:chandelier_brass", {
+core.register_node(":homedecor:chandelier_brass", {
 	description = S("Chandelier (brass)"),
 	paramtype = "light",
 	light_source = 12,
@@ -1276,7 +1276,7 @@ for _, power in ipairs(lamp_power) do
 	end
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_lighting",
 	label = "Convert homedecor glowlights, table lamps, and standing lamps to use param2 color",
 	run_at_every_load = false,
@@ -1361,13 +1361,13 @@ minetest.register_lbm({
 			param2 = paletteidx
 		end
 
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 
 		if string.find(name, "table_lamp") or string.find(name, "standing_lamp") then
 			meta:set_string("palette", "ext")
 		end
 
-		minetest.set_node(pos, { name = new_node, param2 = param2 })
+		core.set_node(pos, { name = new_node, param2 = param2 })
 		meta:set_string("dye", "unifieddyes:"..color)
 	end
 })
@@ -1381,7 +1381,7 @@ homedecor_lighting.old_static_desk_lamps = {
 	"homedecor:desk_lamp_violet",
 }
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_desk_lamps",
 	label = "Convert homedecor desk lamps to use param2 color",
 	run_at_every_load = false,
@@ -1412,81 +1412,81 @@ minetest.register_lbm({
 
 		local param2 = paletteidx + new_fdir
 
-		minetest.set_node(pos, { name = "homedecor:desk_lamp", param2 = param2 })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = "homedecor:desk_lamp", param2 = param2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 	end
 })
 
 -- aliases
 
-minetest.register_alias("chains:chain_top",                    "homedecor:chain_steel_top")
-minetest.register_alias("chains:chain_top_brass",              "homedecor:chain_brass_top")
+core.register_alias("chains:chain_top",                    "homedecor:chain_steel_top")
+core.register_alias("chains:chain_top_brass",              "homedecor:chain_brass_top")
 
-minetest.register_alias("chains:chandelier",                   "homedecor:chandelier_steel")
-minetest.register_alias("chains:chandelier_steel",             "homedecor:chandelier_steel")
-minetest.register_alias("chains:chandelier_brass",             "homedecor:chandelier_brass")
+core.register_alias("chains:chandelier",                   "homedecor:chandelier_steel")
+core.register_alias("chains:chandelier_steel",             "homedecor:chandelier_steel")
+core.register_alias("chains:chandelier_brass",             "homedecor:chandelier_brass")
 
-minetest.register_alias("homedecor:glowlight_half",            "homedecor:glowlight_half_14")
-minetest.register_alias("homedecor:glowlight_quarter",         "homedecor:glowlight_quarter_14")
-minetest.register_alias("homedecor:glowlight_small_cube",      "homedecor:glowlight_small_cube_14")
-minetest.register_alias("homedecor:plasma_lamp",               "homedecor:plasma_lamp_14")
-minetest.register_alias("homedecor:ground_lantern",            "homedecor:ground_lantern_14")
-minetest.register_alias("homedecor:hanging_lantern",           "homedecor:hanging_lantern_14")
-minetest.register_alias("homedecor:ceiling_lantern",           "homedecor:ceiling_lantern_14")
-minetest.register_alias("homedecor:lattice_lantern_large",     "homedecor:lattice_lantern_large_14")
-minetest.register_alias("homedecor:lattice_lantern_small",     "homedecor:lattice_lantern_small_14")
-minetest.register_alias("homedecor:desk_lamp",                 "homedecor:desk_lamp_14")
-minetest.register_alias("homedecor:ceiling_lamp",              "homedecor:ceiling_lamp_14")
-minetest.register_alias("homedecor:table_lamp",                "homedecor:table_lamp_14")
-minetest.register_alias("homedecor:standing_lamp",             "homedecor:standing_lamp_14")
-minetest.register_alias("3dforniture:table_lamp",              "homedecor:table_lamp_14")
+core.register_alias("homedecor:glowlight_half",            "homedecor:glowlight_half_14")
+core.register_alias("homedecor:glowlight_quarter",         "homedecor:glowlight_quarter_14")
+core.register_alias("homedecor:glowlight_small_cube",      "homedecor:glowlight_small_cube_14")
+core.register_alias("homedecor:plasma_lamp",               "homedecor:plasma_lamp_14")
+core.register_alias("homedecor:ground_lantern",            "homedecor:ground_lantern_14")
+core.register_alias("homedecor:hanging_lantern",           "homedecor:hanging_lantern_14")
+core.register_alias("homedecor:ceiling_lantern",           "homedecor:ceiling_lantern_14")
+core.register_alias("homedecor:lattice_lantern_large",     "homedecor:lattice_lantern_large_14")
+core.register_alias("homedecor:lattice_lantern_small",     "homedecor:lattice_lantern_small_14")
+core.register_alias("homedecor:desk_lamp",                 "homedecor:desk_lamp_14")
+core.register_alias("homedecor:ceiling_lamp",              "homedecor:ceiling_lamp_14")
+core.register_alias("homedecor:table_lamp",                "homedecor:table_lamp_14")
+core.register_alias("homedecor:standing_lamp",             "homedecor:standing_lamp_14")
+core.register_alias("3dforniture:table_lamp",              "homedecor:table_lamp_14")
 
-minetest.register_alias("3dforniture:torch_wall",              "homedecor:torch_wall")
-minetest.register_alias("torch_wall",                          "homedecor:torch_wall")
+core.register_alias("3dforniture:torch_wall",              "homedecor:torch_wall")
+core.register_alias("torch_wall",                          "homedecor:torch_wall")
 
-minetest.register_alias("homedecor:plasma_ball",               "homedecor:plasma_ball_on")
-minetest.register_alias("homedecor:wall_lamp",                 "homedecor:wall_lamp_on")
+core.register_alias("homedecor:plasma_ball",               "homedecor:plasma_ball_on")
+core.register_alias("homedecor:wall_lamp",                 "homedecor:wall_lamp_on")
 
-minetest.register_alias("homedecor:rope_light_on_floor_0",     "homedecor:rope_light_on_floor_off")
-minetest.register_alias("homedecor:rope_light_on_floor_14",    "homedecor:rope_light_on_floor_on")
+core.register_alias("homedecor:rope_light_on_floor_0",     "homedecor:rope_light_on_floor_off")
+core.register_alias("homedecor:rope_light_on_floor_14",    "homedecor:rope_light_on_floor_on")
 
-minetest.register_alias("homedecor:rope_light_on_ceiling_0",   "homedecor:rope_light_on_ceiling_off")
-minetest.register_alias("homedecor:rope_light_on_ceiling_14",  "homedecor:rope_light_on_ceiling_on")
+core.register_alias("homedecor:rope_light_on_ceiling_0",   "homedecor:rope_light_on_ceiling_off")
+core.register_alias("homedecor:rope_light_on_ceiling_14",  "homedecor:rope_light_on_ceiling_on")
 
 for name, level in pairs(word_to_bright) do
-	minetest.register_alias("homedecor:glowlight_half_"..name,        "homedecor:glowlight_half_"..level)
-	minetest.register_alias("homedecor:glowlight_quarter_"..name,     "homedecor:glowlight_quarter_"..level)
-	minetest.register_alias("homedecor:glowlight_small_cube_"..name,  "homedecor:glowlight_small_cube_"..level)
-	minetest.register_alias("homedecor:rope_light_on_floor_"..name,   "homedecor:rope_light_on_floor_"..level)
-	minetest.register_alias("homedecor:rope_light_on_ceiling_"..name, "homedecor:rope_light_on_ceiling_"..level)
-	minetest.register_alias("homedecor:plasma_lamp_"..name,           "homedecor:plasma_lamp_"..level)
-	minetest.register_alias("homedecor:plasma_ball_"..name,           "homedecor:plasma_ball_"..level)
-	minetest.register_alias("homedecor:ground_lantern_"..name,        "homedecor:ground_lantern_"..level)
-	minetest.register_alias("homedecor:hanging_lantern_"..name,       "homedecor:hanging_lantern_"..level)
-	minetest.register_alias("homedecor:ceiling_lantern_"..name,       "homedecor:ceiling_lantern_"..level)
-	minetest.register_alias("homedecor:lattice_lantern_large_"..name, "homedecor:lattice_lantern_large_"..level)
-	minetest.register_alias("homedecor:lattice_lantern_small_"..name, "homedecor:lattice_lantern_small_"..level)
-	minetest.register_alias("homedecor:desk_lamp_"..name,             "homedecor:desk_lamp_"..level)
-	minetest.register_alias("homedecor:ceiling_lamp_"..name,          "homedecor:ceiling_lamp_"..level)
-	minetest.register_alias("homedecor:table_lamp_"..name,            "homedecor:table_lamp_"..level)
-	minetest.register_alias("homedecor:standing_lamp_"..name,         "homedecor:standing_lamp_"..level)
-	minetest.register_alias("3dforniture:table_lamp_"..name,          "homedecor:table_lamp_"..level)
+	core.register_alias("homedecor:glowlight_half_"..name,        "homedecor:glowlight_half_"..level)
+	core.register_alias("homedecor:glowlight_quarter_"..name,     "homedecor:glowlight_quarter_"..level)
+	core.register_alias("homedecor:glowlight_small_cube_"..name,  "homedecor:glowlight_small_cube_"..level)
+	core.register_alias("homedecor:rope_light_on_floor_"..name,   "homedecor:rope_light_on_floor_"..level)
+	core.register_alias("homedecor:rope_light_on_ceiling_"..name, "homedecor:rope_light_on_ceiling_"..level)
+	core.register_alias("homedecor:plasma_lamp_"..name,           "homedecor:plasma_lamp_"..level)
+	core.register_alias("homedecor:plasma_ball_"..name,           "homedecor:plasma_ball_"..level)
+	core.register_alias("homedecor:ground_lantern_"..name,        "homedecor:ground_lantern_"..level)
+	core.register_alias("homedecor:hanging_lantern_"..name,       "homedecor:hanging_lantern_"..level)
+	core.register_alias("homedecor:ceiling_lantern_"..name,       "homedecor:ceiling_lantern_"..level)
+	core.register_alias("homedecor:lattice_lantern_large_"..name, "homedecor:lattice_lantern_large_"..level)
+	core.register_alias("homedecor:lattice_lantern_small_"..name, "homedecor:lattice_lantern_small_"..level)
+	core.register_alias("homedecor:desk_lamp_"..name,             "homedecor:desk_lamp_"..level)
+	core.register_alias("homedecor:ceiling_lamp_"..name,          "homedecor:ceiling_lamp_"..level)
+	core.register_alias("homedecor:table_lamp_"..name,            "homedecor:table_lamp_"..level)
+	core.register_alias("homedecor:standing_lamp_"..name,         "homedecor:standing_lamp_"..level)
+	core.register_alias("3dforniture:table_lamp_"..name,          "homedecor:table_lamp_"..level)
 end
 
-if minetest.get_modpath("darkage") then
-	minetest.register_alias("homedecor:lattice_lantern_large",        "darkage:lamp")
+if core.get_modpath("darkage") then
+	core.register_alias("homedecor:lattice_lantern_large",        "darkage:lamp")
 	for n = 0, 14 do
-		minetest.register_alias("homedecor:lattice_lantern_large_"..n, "darkage:lamp")
+		core.register_alias("homedecor:lattice_lantern_large_"..n, "darkage:lamp")
 	end
 	for name, level in pairs(word_to_bright) do
-		minetest.register_alias("homedecor:lattice_lantern_large_"..name, "darkage:lamp")
+		core.register_alias("homedecor:lattice_lantern_large_"..name, "darkage:lamp")
 	end
 end
 
 -- crafting
 
-minetest.register_craft({
+core.register_craft({
 	output = 'homedecor:chain_steel_top',
 	recipe = {
 		{'default:steel_ingot'},
@@ -1494,7 +1494,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = 'homedecor:chandelier_steel',
 	recipe = {
 		{'', 'basic_materials:chainlink_steel', ''},
@@ -1505,7 +1505,7 @@ minetest.register_craft({
 
 -- brass versions
 
-minetest.register_craft({
+core.register_craft({
 	output = 'homedecor:chain_brass_top',
 	recipe = {
 		{'basic_materials:brass_ingot'},
@@ -1513,7 +1513,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = 'homedecor:chandelier_brass',
 	recipe = {
 		{'', 'basic_materials:chainlink_brass', ''},
@@ -1524,7 +1524,7 @@ minetest.register_craft({
 
 -- candles
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:candle_thin 4",
 	recipe = {
 		{"farming:string" },
@@ -1532,7 +1532,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:candle 2",
 	recipe = {
 		{"farming:string" },
@@ -1541,7 +1541,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:wall_sconce 2",
 	recipe = {
 		{"default:iron_lump", "", ""},
@@ -1550,7 +1550,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:candlestick_wrought_iron",
 	recipe = {
 		{""},
@@ -1559,7 +1559,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:candlestick_brass",
 	recipe = {
 		{""},
@@ -1568,7 +1568,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:oil_lamp",
 	recipe = {
 		{ "", "vessels:glass_bottle", "" },
@@ -1577,7 +1577,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:oil_lamp_tabletop",
 	recipe = {
 		{ "", "vessels:glass_bottle", "" },
@@ -1588,7 +1588,7 @@ minetest.register_craft({
 
 -- Wrought-iron wall latern
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:ground_lantern",
 	recipe = {
 		{ "default:iron_lump", "default:iron_lump", "default:iron_lump" },
@@ -1599,15 +1599,15 @@ minetest.register_craft({
 
 -- wood-lattice lamps
 
-if minetest.get_modpath("darkage") then
-	minetest.register_craft( {
+if core.get_modpath("darkage") then
+	core.register_craft( {
 		output = "homedecor:lattice_lantern_small 8",
 		recipe = {
 			{ "darkage:lamp" },
 		},
 	})
 
-	minetest.register_craft( {
+	core.register_craft( {
 		output = "darkage:lamp",
 		type = "shapeless",
 		recipe = {
@@ -1622,7 +1622,7 @@ if minetest.get_modpath("darkage") then
 		},
 	})
 else
-	minetest.register_craft( {
+	core.register_craft( {
 			output = "homedecor:lattice_lantern_large 2",
 			recipe = {
 				{ "dye:black", "dye:yellow", "dye:black" },
@@ -1631,14 +1631,14 @@ else
 			},
 	})
 
-	minetest.register_craft( {
+	core.register_craft( {
 		output = "homedecor:lattice_lantern_small 8",
 		recipe = {
 			{ "homedecor:lattice_lantern_large" },
 		},
 	})
 
-	minetest.register_craft( {
+	core.register_craft( {
 		output = "homedecor:lattice_lantern_large",
 		type = "shapeless",
 		recipe = {
@@ -1667,21 +1667,21 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:glowlight_half 6",
 	recipe = {
 		{ "default:glass", "basic_materials:energy_crystal_simple", "default:glass", },
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:glowlight_half 6",
         recipe = {
 		{"moreblocks:super_glow_glass", "moreblocks:glow_glass", "moreblocks:super_glow_glass", },
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:glowlight_half",
         recipe = {
 		{"homedecor:glowlight_small_cube","homedecor:glowlight_small_cube"},
@@ -1689,7 +1689,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 		output = "homedecor:glowlight_half",
 		type = "shapeless",
 		recipe = {
@@ -1709,7 +1709,7 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:glowlight_quarter 6",
         recipe = {
 		{"homedecor:glowlight_half", "homedecor:glowlight_half", "homedecor:glowlight_half", },
@@ -1727,7 +1727,7 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:glowlight_small_cube 8",
 	recipe = {
 		{ "dye:white" },
@@ -1736,7 +1736,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:glowlight_small_cube 8",
         recipe = {
 		{"dye:white" },
@@ -1744,7 +1744,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         output = "homedecor:glowlight_small_cube 4",
         recipe = {
 		{"homedecor:glowlight_half" },
@@ -1753,7 +1753,7 @@ minetest.register_craft({
 
 ----
 
-minetest.register_craft({
+core.register_craft({
     output = "homedecor:plasma_lamp",
     recipe = {
 		{"", "default:glass", ""},
@@ -1762,7 +1762,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
     output = "homedecor:plasma_ball 2",
     recipe = {
 		{"", "default:glass", ""},
@@ -1782,7 +1782,7 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:desk_lamp 2",
 	recipe = {
 		{ "", "default:steel_ingot", "homedecor:glowlight_small_cube" },
@@ -1791,7 +1791,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:hanging_lantern 2",
 	recipe = {
 		{ "default:iron_lump", "default:iron_lump", "" },
@@ -1800,7 +1800,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:ceiling_lantern 2",
 	recipe = {
 		{ "default:iron_lump", "default:iron_lump", "default:iron_lump" },
@@ -1809,7 +1809,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:wall_lamp 2",
 	recipe = {
 		{ "", "homedecor:lattice_lantern_large", "" },
@@ -1818,7 +1818,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:ceiling_lamp",
 	recipe = {
 		{ "", "basic_materials:brass_ingot", ""},
@@ -1827,7 +1827,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:rope_light_on_floor_off",
 	type= "shapeless",
 	recipe = {
@@ -1835,7 +1835,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:rope_light_on_ceiling_off",
 	type= "shapeless",
 	recipe = {
@@ -1843,7 +1843,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:ceiling_lamp",
 	recipe = {
 		{ "", "basic_materials:chain_steel_top_brass", ""},
@@ -1862,7 +1862,7 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:standing_lamp_hi",
 	recipe = {
 		{"homedecor:table_lamp_hi"},
@@ -1882,13 +1882,13 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:table_lamp_hi",
 	burntime = 10,
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:table_lamp_hi",
 	recipe = {
 		{ "wool:white", "default:torch", "wool:white"},
@@ -1897,7 +1897,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:table_lamp_hi",
 	recipe = {
 		{ "cottages:wool", "default:torch", "cottages:wool"},
@@ -1906,7 +1906,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:table_lamp_hi",
 	recipe = {
 		{ "wool:white", "default:torch", "wool:white"},
@@ -1915,7 +1915,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:table_lamp_hi",
 	recipe = {
 		{ "cottages:wool", "default:torch", "cottages:wool"},
@@ -1924,7 +1924,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:torch_wall 10",
 	recipe = {
 		{ "default:coal_lump" },
diff --git a/homedecor_misc/init.lua b/homedecor_misc/init.lua
index f16413d8..7aa466ea 100644
--- a/homedecor_misc/init.lua
+++ b/homedecor_misc/init.lua
@@ -7,7 +7,7 @@
 -- The code for ovens, nightstands, refrigerators are basically modified
 -- copies of the code for chests and furnaces.
 
-local S = minetest.get_translator("homedecor_misc")
+local S = core.get_translator("homedecor_misc")
 
 homedecor_misc = {}
 
@@ -106,7 +106,7 @@ for _, pot in ipairs(pot_colors) do
 	})
 end
 
-if minetest.get_modpath("flowers") then
+if core.get_modpath("flowers") then
 	local flowers_list = {
 		{ S("Rose"),				"rose",				"flowers:rose" },
 		{ S("Tulip"),				"tulip",			"flowers:tulip" },
@@ -141,15 +141,15 @@ if minetest.get_modpath("flowers") then
 			}
 		})
 
-		minetest.register_craft({
+		core.register_craft({
 			type = "shapeless",
 			output = "homedecor:potted_"..flower,
 			recipe = { craftwith, "homedecor:flower_pot_small" }
 		})
 
-		minetest.register_alias("flowers:flower_"..flower.."_pot", "homedecor:potted_"..flower)
-		minetest.register_alias("flowers:potted_"..flower, "homedecor:potted_"..flower)
-		minetest.register_alias("flowers:flower_pot", "homedecor:flower_pot_small")
+		core.register_alias("flowers:flower_"..flower.."_pot", "homedecor:potted_"..flower)
+		core.register_alias("flowers:potted_"..flower, "homedecor:potted_"..flower)
+		core.register_alias("flowers:flower_pot", "homedecor:flower_pot_small")
 	end
 end
 
@@ -217,7 +217,7 @@ homedecor.register("fishtank", {
 		key = "node_sound_glass_defaults",
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:fishtank_lighted", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:fishtank_lighted", param2 = node.param2})
 		return itemstack
 	end
 })
@@ -233,7 +233,7 @@ homedecor.register("fishtank_lighted", {
 		"homedecor_fishtank_water_top_lighted.png",
 		"homedecor_fishtank_sides_lighted.png",
 	},
-	light_source = minetest.LIGHT_MAX-4,
+	light_source = core.LIGHT_MAX-4,
 	use_texture_alpha = "blend",
 	selection_box = ft_cbox,
 	collision_box = ft_cbox,
@@ -242,7 +242,7 @@ homedecor.register("fishtank_lighted", {
 		key = "node_sound_glass_defaults",
 	},
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:fishtank", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:fishtank", param2 = node.param2})
 		return itemstack
 	end,
 	drop = "homedecor:fishtank",
@@ -330,10 +330,10 @@ homedecor.register("pool_table", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 })
 
-minetest.register_alias("homedecor:pool_table_2", "air")
+core.register_alias("homedecor:pool_table_2", "air")
 
 local piano_cbox = {
 	type = "fixed",
@@ -356,11 +356,11 @@ homedecor.register("piano", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 })
 
-minetest.register_alias("homedecor:piano_left", "homedecor:piano")
-minetest.register_alias("homedecor:piano_right", "air")
+core.register_alias("homedecor:piano_left", "homedecor:piano")
+core.register_alias("homedecor:piano_right", "air")
 
 local tr_cbox = {
 	type = "fixed",
@@ -421,7 +421,7 @@ homedecor.register("skateboard", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_place = minetest.rotate_node
+	on_place = core.rotate_node
 })
 
 homedecor_misc.banister_materials = {
@@ -518,7 +518,7 @@ for _, side in ipairs({"diagonal_left", "diagonal_right", "horizontal"}) do
 
 		if name == "wood" then
 			local nn = "homedecor:"..nodename
-			local def2 = table.copy(minetest.registered_items[nn])
+			local def2 = table.copy(core.registered_items[nn])
 			def2.tiles = {
 				homedecor.white_wood,
 				homedecor.white_wood
@@ -569,9 +569,9 @@ homedecor.register("spiral_staircase", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 	after_place_node = function(pos, placer, itemstack, pointed_thing)
-		local fdir = minetest.dir_to_facedir(placer:get_look_dir())
+		local fdir = core.dir_to_facedir(placer:get_look_dir())
 		local leftx =  homedecor.fdir_to_left[fdir+1][1]
 		local leftz =  homedecor.fdir_to_left[fdir+1][2]
 		local revx  = -homedecor.fdir_to_fwd[fdir+1][1]
@@ -588,43 +588,43 @@ homedecor.register("spiral_staircase", {
 		               y = math.max(corner1.y, corner2.y),
 		               z = math.max(corner1.z, corner2.z) }
 
-		if #minetest.find_nodes_in_area(minp, maxp, "air") < 11 then
-			minetest.set_node(pos, {name = "air"})
-			minetest.chat_send_player(placer:get_player_name(), S("not enough space"))
+		if #core.find_nodes_in_area(minp, maxp, "air") < 11 then
+			core.set_node(pos, {name = "air"})
+			core.chat_send_player(placer:get_player_name(), S("not enough space"))
 			return true
 		end
 
-		local belownode = minetest.get_node({ x = pos.x, y = pos.y - 1, z = pos.z })
+		local belownode = core.get_node({ x = pos.x, y = pos.y - 1, z = pos.z })
 
 		if belownode and belownode.name == "homedecor:spiral_staircase" then
 			local newpos = { x = pos.x, y = pos.y + 2, z = pos.z }
-			minetest.set_node(pos, { name = "air" })
-			minetest.set_node(newpos, { name = "homedecor:spiral_staircase", param2 = belownode.param2 })
+			core.set_node(pos, { name = "air" })
+			core.set_node(newpos, { name = "homedecor:spiral_staircase", param2 = belownode.param2 })
 		end
 	end
 })
 
-minetest.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack, pointed_thing)
-	local belownode = minetest.get_node({ x = pos.x, y = pos.y - 1, z = pos.z })
+core.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack, pointed_thing)
+	local belownode = core.get_node({ x = pos.x, y = pos.y - 1, z = pos.z })
 
 	if newnode.name ~= "homedecor:spiral_staircase"
 	  and belownode
 	  and belownode.name == "homedecor:spiral_staircase" then
-		minetest.set_node(pos, { name = "air" })
+		core.set_node(pos, { name = "air" })
 
 		local newpos = { x = pos.x, y = pos.y + 2, z = pos.z }
-		local checknode = minetest.get_node(newpos)
+		local checknode = core.get_node(newpos)
 
 		if checknode and checknode.name == "air" then
-			local fdir = minetest.dir_to_facedir(placer:get_look_dir())
-			minetest.set_node(newpos, { name = newnode.name, param2 = fdir })
+			local fdir = core.dir_to_facedir(placer:get_look_dir())
+			core.set_node(newpos, { name = newnode.name, param2 = fdir })
 		else
 			return true
 		end
 	end
 end)
 
-minetest.register_node(":homedecor:tatami_mat", {
+core.register_node(":homedecor:tatami_mat", {
 	tiles = {
 		"homedecor_tatami.png",
 		"homedecor_tatami.png",
@@ -671,7 +671,7 @@ homedecor.register("dartboard", {
 --
 -- Mostly my own code; overall template borrowed from game default
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:flower_pot_terracotta",
 	recipe = {
 		{ "homedecor:roof_tile_terracotta", homedecor.materials.dirt, "homedecor:roof_tile_terracotta" },
@@ -679,7 +679,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:flower_pot_green",
 	recipe = {
 		{ "", "dye:dark_green", "" },
@@ -688,7 +688,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:flower_pot_black",
 	recipe = {
 		{ homedecor.materials.dye_black, homedecor.materials.dye_black, homedecor.materials.dye_black },
@@ -697,7 +697,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
 	output = "homedecor:ceiling_paint 20",
 	recipe = {
@@ -709,7 +709,7 @@ minetest.register_craft( {
 	replacements = { { homedecor.materials.water_bucket,homedecor.materials.empty_bucket } }
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:ceiling_tile 10",
 	recipe = {
 		{ "", homedecor.materials.dye_white, "" },
@@ -717,14 +717,14 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:drawer_small",
 	recipe = {
 		{ "group:wood", homedecor.materials.steel_ingot, "group:wood" },
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:drawer_small",
 	burntime = 30,
@@ -732,7 +732,7 @@ minetest.register_craft({
 
 -- vertical poles/lampposts
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:pole_brass 4",
 	recipe = {
 		{ "", "basic_materials:brass_ingot", "" },
@@ -741,7 +741,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:pole_wrought_iron 4",
 	recipe = {
 		{ homedecor.materials.iron_lump, },
@@ -753,7 +753,7 @@ minetest.register_craft( {
 -- ===========================================================
 -- Recipes that require materials from wool (cotton alternate)
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
 	output = "homedecor:rug_small 8",
 	recipe = {
@@ -764,7 +764,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:rug_persian 8",
 	recipe = {
 		{ "", "wool:yellow", "" },
@@ -775,7 +775,7 @@ minetest.register_craft( {
 
 -- cotton versions:
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
 	output = "homedecor:rug_small 8",
 	recipe = {
@@ -786,7 +786,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:rug_persian 8",
 	recipe = {
 		{ "", "cotton:yellow", "" },
@@ -797,13 +797,13 @@ minetest.register_craft( {
 
 -- fuel recipes for same
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:rug_small",
 	burntime = 30,
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
 	output = "homedecor:rug_large 2",
 	recipe = {
@@ -812,13 +812,13 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:rug_large",
 	burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:rug_persian",
 	burntime = 30,
@@ -826,7 +826,7 @@ minetest.register_craft({
 
 -- more misc stuff here
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:fishtank",
 	recipe = {
 		{ "basic_materials:plastic_sheet", "homedecor:glowlight_small_cube", "basic_materials:plastic_sheet" },
@@ -836,7 +836,7 @@ minetest.register_craft({
 	replacements = { {homedecor.materials.water_bucket, homedecor.materials.empty_bucket} }
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:cardboard_box 2",
 	recipe = {
 		{ homedecor.materials.paper, "", homedecor.materials.paper },
@@ -844,7 +844,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:cardboard_box_big 2",
 	recipe = {
 		{ homedecor.materials.paper, "", homedecor.materials.paper },
@@ -855,7 +855,7 @@ minetest.register_craft({
 
 -- japanese walls and mat
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:japanese_wall_top",
 	recipe = {
 		{"group:stick", homedecor.materials.paper},
@@ -864,7 +864,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:japanese_wall_top",
 	recipe = {
 		{homedecor.materials.paper, "group:stick"},
@@ -873,35 +873,35 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:japanese_wall_middle",
 	recipe = {
 		{"homedecor:japanese_wall_top"}
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:japanese_wall_bottom",
 	recipe = {
 		{"homedecor:japanese_wall_middle"}
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:japanese_wall_top",
 	recipe = {
 		{"homedecor:japanese_wall_bottom"}
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:tatami_mat",
 	recipe = {
 		{"farming:wheat", "farming:wheat", "farming:wheat"}
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:pool_table",
 	recipe = {
 		{ "wool:dark_green", "wool:dark_green", "wool:dark_green" },
@@ -910,7 +910,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:dartboard",
 	recipe = {
 		{"dye:black", "basic_materials:plastic_sheet", "dye:white"},
@@ -919,7 +919,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:piano",
 	recipe = {
 		{ "", "basic_materials:steel_wire", "building_blocks:hardwood" },
@@ -928,14 +928,14 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:wall_shelf 2",
 	recipe = {
 		{ "homedecor:wood_table_small_square", "homedecor:curtainrod_wood", "homedecor:curtainrod_wood" },
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:trophy 3",
 	recipe = {
 		{ "default:gold_ingot","","default:gold_ingot" },
@@ -944,7 +944,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:sportbench",
 	recipe = {
 		{ "stairs:slab_steelblock","basic_materials:steel_bar","stairs:slab_steelblock" },
@@ -953,7 +953,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:skateboard",
 	recipe = {
 		{ "dye:yellow","dye:green","dye:blue" },
@@ -962,7 +962,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:spiral_staircase",
 	recipe = {
 		{ "default:steelblock", "homedecor:pole_wrought_iron", "" },
@@ -971,12 +971,12 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craftitem(":homedecor:flower_pot_small", {
+core.register_craftitem(":homedecor:flower_pot_small", {
 	description = S("Small Flower Pot"),
 	inventory_image = "homedecor_flowerpot_small_inv.png"
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:flower_pot_small",
 	recipe = {
 		{ "default:clay_brick", "", "default:clay_brick" },
@@ -984,7 +984,7 @@ minetest.register_craft( {
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:flower_pot_small 3",
 	recipe = { { "homedecor:flower_pot_terracotta" } }
 })
@@ -997,7 +997,7 @@ for i in ipairs(homedecor_misc.banister_materials) do
 	local dye1    = homedecor_misc.banister_materials[i][7]
 	local dye2    = homedecor_misc.banister_materials[i][8]
 
-	minetest.register_craft({
+	core.register_craft({
 		output = "homedecor:banister_"..name.."_horizontal 2",
 		recipe = {
 			{ topmat,  "",      dye1   },
@@ -1027,7 +1027,7 @@ local jp_cbox = {
 	fixed = {-0.5, -0.5, 0, 0.5, 0.5, 0.0625},
 }
 
-minetest.register_node(":homedecor:japanese_wall_top", {
+core.register_node(":homedecor:japanese_wall_top", {
 	description = S("Japanese wall (top)"),
 	drawtype = "mesh",
 	mesh = "homedecor_wall_japanese_top.obj",
@@ -1047,7 +1047,7 @@ minetest.register_node(":homedecor:japanese_wall_top", {
 	},
 })
 
-minetest.register_node(":homedecor:japanese_wall_middle", {
+core.register_node(":homedecor:japanese_wall_middle", {
 	description = S("Japanese wall"),
 	drawtype = "mesh",
 	mesh = "homedecor_wall_japanese_middle.obj",
@@ -1067,7 +1067,7 @@ minetest.register_node(":homedecor:japanese_wall_middle", {
 	},
 })
 
-minetest.register_node(":homedecor:japanese_wall_bottom", {
+core.register_node(":homedecor:japanese_wall_bottom", {
 	description = S("Japanese wall (bottom)"),
 	drawtype = "mesh",
 	mesh = "homedecor_wall_japanese_bottom.obj",
diff --git a/homedecor_office/init.lua b/homedecor_office/init.lua
index 13cca903..28c1d802 100644
--- a/homedecor_office/init.lua
+++ b/homedecor_office/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_office")
+local S = core.get_translator("homedecor_office")
 
 homedecor.register("filing_cabinet", {
 	description = S("Filing cabinet"),
@@ -69,7 +69,7 @@ homedecor.register("desk", {
 		}
 	}
 })
-minetest.register_alias("homedecor:desk_r", "air")
+core.register_alias("homedecor:desk_r", "air")
 
 local globe_cbox = {
 	type = "fixed",
@@ -132,7 +132,7 @@ homedecor.register("calendar", {
 	},
 	infotext = S("Date (right-click to update):\n@1", os.date("%Y-%m-%d")), -- ISO 8601 format
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local date = os.date("%Y-%m-%d")
 		meta:set_string("infotext", S("Date (right-click to update):\n@1", date))
 		return itemstack
diff --git a/homedecor_pictures_and_paintings/init.lua b/homedecor_pictures_and_paintings/init.lua
index 39c79c24..7354bd01 100644
--- a/homedecor_pictures_and_paintings/init.lua
+++ b/homedecor_pictures_and_paintings/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_pictures_and_paintings")
+local S = core.get_translator("homedecor_pictures_and_paintings")
 
 local wood_tex = homedecor.textures.wood.apple.planks
 
@@ -55,14 +55,14 @@ end
 
 -- crafting
 
-minetest.register_craftitem(":homedecor:blank_canvas", {
+core.register_craftitem(":homedecor:blank_canvas", {
 	description = S("Blank Canvas"),
 	inventory_image = "homedecor_blank_canvas.png"
 })
 
 -- paintings
 
-minetest.register_craft({
+core.register_craft({
     output = "homedecor:blank_canvas",
     recipe = {
 		{ "", "group:stick", "" },
@@ -142,7 +142,7 @@ for i,recipe in pairs(painting_patterns) do
 	local item5 = homedecor.materials["dye_"..recipe[2][2]]
 	local item6 = homedecor.materials["dye_"..recipe[2][3]]
 
-	minetest.register_craft({
+	core.register_craft({
 		output = "homedecor:painting_"..i,
 		recipe = {
 			{ item1, item2, item3 },
@@ -158,7 +158,7 @@ local picture_dyes = {
 }
 
 for i in ipairs(picture_dyes) do
-	minetest.register_craft({
+	core.register_craft({
 		output = "homedecor:picture_frame"..i,
 		recipe = {
 			{ homedecor.materials[picture_dyes[i][1]], homedecor.materials[picture_dyes[i][2]] },
@@ -172,7 +172,7 @@ for i = 2,20 do
 	table.insert(numbers, i)
 end
 
-if minetest.get_modpath("i3") then
+if core.get_modpath("i3") then
 	i3.compress("homedecor:painting_1", {
 		replace = "1",
 		by = numbers
diff --git a/homedecor_plasmascreen/init.lua b/homedecor_plasmascreen/init.lua
index d03da70d..475c020f 100644
--- a/homedecor_plasmascreen/init.lua
+++ b/homedecor_plasmascreen/init.lua
@@ -1,6 +1,6 @@
-local S = minetest.get_translator("homedecor_plasmascreen")
+local S = core.get_translator("homedecor_plasmascreen")
 
-local sc_disallow = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil
+local sc_disallow = core.get_modpath("screwdriver") and screwdriver.disallow or nil
 
 homedecor.register("tv_stand", {
 	description = S("Plasma Screen TV Stand"),
@@ -56,7 +56,7 @@ local tv_cbox = {
 
 local function checkwall(pos)
 
-	local fdir = minetest.get_node(pos).param2
+	local fdir = core.get_node(pos).param2
 
 	local dxl = fdir_to_left[fdir + 1][1]	-- dxl = "[D]elta [X] [L]eft"
 	local dzl = fdir_to_left[fdir + 1][2]	-- Z left
@@ -64,33 +64,33 @@ local function checkwall(pos)
 	local dxr = fdir_to_right[fdir + 1][1]	-- X right
 	local dzr = fdir_to_right[fdir + 1][2]	-- Z right
 
-	local node1 = minetest.get_node({x=pos.x+dxl, y=pos.y, z=pos.z+dzl})
-	if not node1 or not minetest.registered_nodes[node1.name]
-	  or not minetest.registered_nodes[node1.name].buildable_to then
+	local node1 = core.get_node({x=pos.x+dxl, y=pos.y, z=pos.z+dzl})
+	if not node1 or not core.registered_nodes[node1.name]
+	  or not core.registered_nodes[node1.name].buildable_to then
 		return false
 	end
 
-	local node2 = minetest.get_node({x=pos.x+dxr, y=pos.y, z=pos.z+dzr})
-	if not node2 or not minetest.registered_nodes[node2.name]
-	  or not minetest.registered_nodes[node2.name].buildable_to then
+	local node2 = core.get_node({x=pos.x+dxr, y=pos.y, z=pos.z+dzr})
+	if not node2 or not core.registered_nodes[node2.name]
+	  or not core.registered_nodes[node2.name].buildable_to then
 		return false
 	end
 
-	local node3 = minetest.get_node({x=pos.x+dxl, y=pos.y+1, z=pos.z+dzl})
-	if not node3 or not minetest.registered_nodes[node3.name]
-	  or not minetest.registered_nodes[node3.name].buildable_to then
+	local node3 = core.get_node({x=pos.x+dxl, y=pos.y+1, z=pos.z+dzl})
+	if not node3 or not core.registered_nodes[node3.name]
+	  or not core.registered_nodes[node3.name].buildable_to then
 		return false
 	end
 
-	local node4 = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z})
-	if not node4 or not minetest.registered_nodes[node4.name]
-	  or not minetest.registered_nodes[node4.name].buildable_to then
+	local node4 = core.get_node({x=pos.x, y=pos.y+1, z=pos.z})
+	if not node4 or not core.registered_nodes[node4.name]
+	  or not core.registered_nodes[node4.name].buildable_to then
 		return false
 	end
 
-	local node5 = minetest.get_node({x=pos.x+dxr, y=pos.y+1, z=pos.z+dzr})
-	if not node5 or not minetest.registered_nodes[node5.name]
-	  or not minetest.registered_nodes[node5.name].buildable_to then
+	local node5 = core.get_node({x=pos.x+dxr, y=pos.y+1, z=pos.z+dzr})
+	if not node5 or not core.registered_nodes[node5.name]
+	  or not core.registered_nodes[node5.name].buildable_to then
 		return false
 	end
 
@@ -124,12 +124,12 @@ homedecor.register("tv", {
 	groups = {snappy=1, choppy=2, oddly_breakable_by_hand=2},
 	after_place_node = function(pos, placer, itemstack)
 		if not checkwall(pos) then
-			minetest.set_node(pos, {name = "air"})
+			core.set_node(pos, {name = "air"})
 			return true	-- "API: If return true no item is taken from itemstack"
 		end
 	end,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:tv_off", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:tv_off", param2 = node.param2})
 	end,
 	crafts = {
 		{
@@ -165,22 +165,22 @@ homedecor.register("tv_off", {
 	groups = {snappy=1, choppy=2, oddly_breakable_by_hand=2, not_in_creative_inventory=1},
 	after_place_node = function(pos, placer, itemstack)
 		if not checkwall(pos) then
-			minetest.set_node(pos, {name = "air"})
+			core.set_node(pos, {name = "air"})
 			return true	-- "API: If return true no item is taken from itemstack"
 		end
 	end,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:tv", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:tv", param2 = node.param2})
 	end,
 	drop = "homedecor:tv",
 })
 
-minetest.register_alias("plasmascreen:screen1", "air")
-minetest.register_alias("plasmascreen:screen2", "air")
-minetest.register_alias("plasmascreen:screen3", "air")
-minetest.register_alias("plasmascreen:screen4", "air")
-minetest.register_alias("plasmascreen:screen6", "air")
-minetest.register_alias("plasmascreen:screen5", "homedecor:tv")
-minetest.register_alias("plasmascreen:stand", "homedecor:tv_stand")
-minetest.register_alias("plasmascreen:tv", "homedecor:tv")
-minetest.register_alias("plasmascreen:tv_off", "homedecor:tv_off")
\ No newline at end of file
+core.register_alias("plasmascreen:screen1", "air")
+core.register_alias("plasmascreen:screen2", "air")
+core.register_alias("plasmascreen:screen3", "air")
+core.register_alias("plasmascreen:screen4", "air")
+core.register_alias("plasmascreen:screen6", "air")
+core.register_alias("plasmascreen:screen5", "homedecor:tv")
+core.register_alias("plasmascreen:stand", "homedecor:tv_stand")
+core.register_alias("plasmascreen:tv", "homedecor:tv")
+core.register_alias("plasmascreen:tv_off", "homedecor:tv_off")
\ No newline at end of file
diff --git a/homedecor_roofing/init.lua b/homedecor_roofing/init.lua
index 54993f58..56e5f385 100644
--- a/homedecor_roofing/init.lua
+++ b/homedecor_roofing/init.lua
@@ -1,8 +1,8 @@
-local S = minetest.get_translator("homedecor_roofing")
+local S = core.get_translator("homedecor_roofing")
 
 homedecor_roofing = {}
 
-minetest.register_node(":homedecor:skylight", {
+core.register_node(":homedecor:skylight", {
 	description = S("Glass Skylight"),
 	drawtype = "raillike",
 	tiles = { homedecor.textures.glass.pane },
@@ -19,7 +19,7 @@ minetest.register_node(":homedecor:skylight", {
 	collision_box = homedecor.nodebox.slab_y(0.1),
 })
 
-minetest.register_node(":homedecor:skylight_frosted", {
+core.register_node(":homedecor:skylight_frosted", {
 	description = S("Glass Skylight Frosted"),
 	drawtype = "raillike",
 	tiles = { "homedecor_skylight_frosted.png" },
@@ -38,7 +38,7 @@ minetest.register_node(":homedecor:skylight_frosted", {
 })
 
 for s, s_loc in pairs({ ["asphalt"] = S("asphalt"), ["terracotta"] = S("terracotta"), ["wood"] = S("wood") }) do
-	minetest.register_node(":homedecor:shingles_"..s, {
+	core.register_node(":homedecor:shingles_"..s, {
 		description = S("Shingles (@1)", s_loc),
 		drawtype = "raillike",
 		tiles = { "homedecor_shingles_"..s..".png" },
@@ -97,7 +97,7 @@ homedecor_roofing.register_outer_corner = function(modname, subname, groups, slo
 	end
 	groups.axey=5
 
-	minetest.register_node(":"..modname..":shingle_outer_corner_" .. subname, {
+	core.register_node(":"..modname..":shingle_outer_corner_" .. subname, {
 		description = S("@1 (outer corner)", description),
 		drawtype = "mesh",
 		mesh = "homedecor_slope_outer_corner.obj",
@@ -109,7 +109,7 @@ homedecor_roofing.register_outer_corner = function(modname, subname, groups, slo
 		groups = groups,
 		is_ground_content = false,
 		_mcl_hardness=1.6,
-		on_place = minetest.rotate_node,
+		on_place = core.rotate_node,
 		_sound_def = {
 			key = "node_sound_wood_defaults",
 		},
@@ -124,7 +124,7 @@ homedecor_roofing.register_inner_corner = function(modname, subname, groups, slo
 	end
 	groups.axey=5
 
-	minetest.register_node(":"..modname..":shingle_inner_corner_" .. subname, {
+	core.register_node(":"..modname..":shingle_inner_corner_" .. subname, {
 		description = S("@1 (inner corner)", description),
 		drawtype = "mesh",
 		mesh = "homedecor_slope_inner_corner.obj",
@@ -135,7 +135,7 @@ homedecor_roofing.register_inner_corner = function(modname, subname, groups, slo
 		groups = groups,
 		is_ground_content = false,
 		_mcl_hardness=1.6,
-		on_place = minetest.rotate_node,
+		on_place = core.rotate_node,
 		_sound_def = {
 			key = "node_sound_wood_defaults",
 		},
@@ -150,7 +150,7 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 	end
 	groups.axey=5
 
-	minetest.register_node(":"..modname..":shingle_side_" .. subname, {
+	core.register_node(":"..modname..":shingle_side_" .. subname, {
 		description = description,
 		drawtype = "mesh",
 		mesh = "homedecor_slope.obj",
@@ -163,7 +163,7 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 		groups = groups,
 		is_ground_content = false,
 		_mcl_hardness=1.6,
-		on_place = minetest.rotate_node,
+		on_place = core.rotate_node,
 		_sound_def = {
 			key = "node_sound_wood_defaults",
 		},
@@ -171,14 +171,14 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 
 	-- convert between flat shingles and slopes
 
-	minetest.register_craft({
+	core.register_craft({
 		output = modname..":shingle_side_"..subname.." 3",
 		recipe = {
 			{recipeitem, recipeitem, recipeitem}
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = recipeitem.." 3",
 		recipe = {
 			{modname..":shingle_side_"..subname, modname..":shingle_side_"..subname, modname..":shingle_side_"..subname},
@@ -187,7 +187,7 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 
 	-- craft outer corners
 
-	minetest.register_craft({
+	core.register_craft({
 		output = modname..":shingle_outer_corner_"..subname.." 3",
 		recipe = {
 			{ "", recipeitem, "" },
@@ -195,7 +195,7 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = modname..":shingle_outer_corner_"..subname.." 3",
 		recipe = {
 			{ "", modname..":shingle_side_"..subname, "" },
@@ -205,7 +205,7 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 
 	-- craft inner corners
 
-	minetest.register_craft({
+	core.register_craft({
 		output = modname..":shingle_inner_corner_"..subname.." 3",
 		recipe = {
 			{recipeitem, recipeitem},
@@ -213,7 +213,7 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 		}
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		output = modname..":shingle_inner_corner_"..subname.." 3",
 		recipe = {
 			{modname..":shingle_side_"..subname, modname..":shingle_side_"..subname},
@@ -222,60 +222,60 @@ homedecor_roofing.register_slope = function(modname, subname, recipeitem, groups
 	})
 	-- convert between flat shingles and inner/outer corners
 
-	minetest.register_craft({
+	core.register_craft({
 		type = "shapeless",
 		output = recipeitem.." 1",
 		recipe = { modname..":shingle_outer_corner_"..subname }
 	})
 
-	minetest.register_craft({
+	core.register_craft({
 		type = "shapeless",
 		output = recipeitem.." 1",
 		recipe = { modname..":shingle_inner_corner_"..subname }
 	})
 end
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:shingle_side_glass",
 	recipe = {
 		{ "homedecor:skylight", "homedecor:skylight", "homedecor:skylight" }
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:roof_tile_terracotta 8",
 	recipe = {
 		{ "homedecor:shingle_outer_corner_terracotta", "homedecor:shingle_outer_corner_terracotta" }
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:roof_tile_terracotta 8",
 	recipe = {
 		{ "homedecor:shingle_inner_corner_terracotta", "homedecor:shingle_inner_corner_terracotta" }
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:roof_tile_terracotta 8",
 	recipe = {
 		{ "homedecor:shingle_side_terracotta", "homedecor:shingle_side_terracotta" }
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:shingle_inner_corner_wood",
 	burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:shingle_outer_corner_wood",
 	burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:shingle_side_wood",
 	burntime = 30,
@@ -353,7 +353,7 @@ homedecor.register("chimney", {
 })
 
 -- crafting
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:chimney 2",
 	recipe = {
 		{ "default:clay_brick", "", "default:clay_brick" },
@@ -362,7 +362,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:skylight 4",
         recipe = {
 		{ "homedecor:glass_table_large", "homedecor:glass_table_large" },
@@ -370,7 +370,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	type = "shapeless",
         output = "homedecor:skylight_frosted",
         recipe = {
@@ -379,7 +379,7 @@ minetest.register_craft( {
 		},
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "cooking",
         output = "homedecor:skylight",
         recipe = "homedecor:skylight_frosted",
@@ -387,7 +387,7 @@ minetest.register_craft({
 
 -- recycling
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "vessels:glass_fragments 2",
         recipe = {
diff --git a/homedecor_seating/armchairs.lua b/homedecor_seating/armchairs.lua
index 6de86d62..493c98de 100644
--- a/homedecor_seating/armchairs.lua
+++ b/homedecor_seating/armchairs.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_seating")
+local S = core.get_translator("homedecor_seating")
 local armchair_cbox = {
 	type = "fixed",
 	fixed = {
@@ -7,7 +7,7 @@ local armchair_cbox = {
 	}
 }
 
-minetest.register_node(":lrfurn:armchair", {
+core.register_node(":lrfurn:armchair", {
 	description = S("Armchair"),
 	drawtype = "mesh",
 	mesh = "lrfurn_armchair.obj",
@@ -68,7 +68,7 @@ homedecor.register("armchair", {
 
 -- crafts
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:armchair",
 	recipe = {
 		{"wool:white", "", "", },
@@ -77,7 +77,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:armchair",
 	recipe = {
 		{"wool:white", "", "", },
@@ -97,7 +97,7 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:armchair 2",
 	recipe = {
 	{ homedecor.materials.wool_white,""},
@@ -117,13 +117,13 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:armchair",
 	burntime = 30,
 })
 
-minetest.register_alias('armchair', 'homedecor:armchair')
+core.register_alias('armchair', 'homedecor:armchair')
 
 -- convert old static nodes to param2 color
 
@@ -133,7 +133,7 @@ for _, color in ipairs(lrfurn.colors) do
 	table.insert(lrfurn.old_static_armchairs, "lrfurn:armchair_"..color)
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":lrfurn:convert_armchairs",
 	label = "Convert lrfurn armchairs to use param2 color",
 	run_at_every_load = false,
@@ -168,12 +168,12 @@ minetest.register_lbm({
 
 		local param2 = paletteidx + new_fdir
 
-		minetest.set_node(pos, { name = "lrfurn:armchair", param2 = param2 })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = "lrfurn:armchair", param2 = param2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 	end
 })
 
-if minetest.settings:get("log_mods") then
-	minetest.log("action", "[lrfurn/armchairs] Loaded!")
+if core.settings:get("log_mods") then
+	core.log("action", "[lrfurn/armchairs] Loaded!")
 end
diff --git a/homedecor_seating/init.lua b/homedecor_seating/init.lua
index 99318e97..6b6c4776 100644
--- a/homedecor_seating/init.lua
+++ b/homedecor_seating/init.lua
@@ -1,8 +1,8 @@
 -- Home decor seating
 -- forked from the previous lrfurn mod
 
-local S = minetest.get_translator("homedecor_seating")
-local modpath = minetest.get_modpath("homedecor_seating")
+local S = core.get_translator("homedecor_seating")
+local modpath = core.get_modpath("homedecor_seating")
 
 lrfurn = {}
 
@@ -43,25 +43,25 @@ function lrfurn.check_right(pos, fdir, long, placer)
 		y = pos.y, z = pos.z + lrfurn.fdir_to_right[fdir+1][2] * 2
 	}
 
-	local node2 = minetest.get_node(pos2)
+	local node2 = core.get_node(pos2)
 	if node2 and node2.name ~= "air" then
 		return false
-	elseif minetest.is_protected(pos2, placer:get_player_name()) then
+	elseif core.is_protected(pos2, placer:get_player_name()) then
 		if not long then
-			minetest.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
+			core.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
 		else
-			minetest.chat_send_player(placer:get_player_name(),
+			core.chat_send_player(placer:get_player_name(),
 				S("Someone else owns the spot where the middle or far end goes!"))
 		end
 		return false
 	end
 
 	if long then
-		local node3 = minetest.get_node(pos3)
+		local node3 = core.get_node(pos3)
 		if node3 and node3.name ~= "air" then
 			return false
-		elseif minetest.is_protected(pos3, placer:get_player_name()) then
-			minetest.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
+		elseif core.is_protected(pos3, placer:get_player_name()) then
+			core.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
 			return false
 		end
 	end
@@ -70,18 +70,18 @@ function lrfurn.check_right(pos, fdir, long, placer)
 end
 
 function lrfurn.fix_sofa_rotation_nsew(pos, placer, itemstack, pointed_thing)
-	local node = minetest.get_node(pos)
+	local node = core.get_node(pos)
 	local colorbits = node.param2 - (node.param2 % 8)
 	local yaw = placer:get_look_horizontal()
-	local dir = minetest.yaw_to_dir(yaw)
-	local fdir = minetest.dir_to_wallmounted(dir)
-	minetest.swap_node(pos, { name = node.name, param2 = fdir+colorbits })
+	local dir = core.yaw_to_dir(yaw)
+	local fdir = core.dir_to_wallmounted(dir)
+	core.swap_node(pos, { name = node.name, param2 = fdir+colorbits })
 end
 
 local seated_cache = {}
 local offset_cache = {}
 
-minetest.register_entity("homedecor_seating:seat", {
+core.register_entity("homedecor_seating:seat", {
 	initial_properties = {
 		visual = "cube",
 		--comment out the following when testing so you can see it
@@ -151,12 +151,12 @@ function lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, seats)
 	}
 
 	--generate posible seat positions
-	local valid_seats = {[minetest.hash_node_position(pos)] = pos}
+	local valid_seats = {[core.hash_node_position(pos)] = pos}
 	if seats > 1 then
 		for i=1,seats-1 do
 			--since this are hardware colored nodes, node.param2 gives us a actual param to get a dir from
 			local npos = vector.add(pos, vector.multiply(p2d[node.param2 % 8], i))
-			valid_seats[minetest.hash_node_position(npos)] = npos
+			valid_seats[core.hash_node_position(npos)] = npos
 		end
 	end
 
@@ -165,7 +165,7 @@ function lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, seats)
 	local sit_hash
 	for hash, spos in pairs(valid_seats) do
 		local pstatus = false
-		for _, ref in pairs(minetest.get_objects_inside_radius(spos, 0.5)) do
+		for _, ref in pairs(core.get_objects_inside_radius(spos, 0.5)) do
 			if ref:is_player() and seated_cache[ref:get_player_name()] then
 				pstatus = true
 			end
@@ -177,18 +177,18 @@ function lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, seats)
 		end
 	end
 	if not sit_pos then
-		minetest.chat_send_player(name, "sorry, this seat is currently occupied")
+		core.chat_send_player(name, "sorry, this seat is currently occupied")
 		return itemstack
 	end
 
 	--seat the player
 	clicker:set_pos(sit_pos)
 
-	local entity = minetest.add_entity(sit_pos, "homedecor_seating:seat")
+	local entity = core.add_entity(sit_pos, "homedecor_seating:seat")
 	if not entity then return itemstack end --catch for when the entity fails to spawn just in case
 
 	clicker:set_attach(entity, "", {x = 0, y = 0, z = 0}, {x = 0, y = 0, z = 0}, true)
-	local nodedef = minetest.registered_nodes[node.name]
+	local nodedef = core.registered_nodes[node.name]
 	if nodedef.paramtype2 == "facedir" then
 		entity:set_rotation({x = 0, y = p2r_facedir[node.param2 % 4], z = 0})
 	elseif string.find(node.name, "sofa") then
@@ -199,7 +199,7 @@ function lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, seats)
 
 	xcompat.player.player_attached[name] = true
     xcompat.player.set_animation(clicker, "sit", 0)
-	seated_cache[name] = minetest.hash_node_position(pos)
+	seated_cache[name] = core.hash_node_position(pos)
 	if seated_cache[name] ~= sit_hash then
 		offset_cache[name] = core.hash_node_position(vector.subtract(pos, sit_pos))
 	end
@@ -225,8 +225,8 @@ end
 -- Called when a seat is destroyed
 function lrfurn.on_seat_destruct(pos)
 	for name, seatpos in pairs(seated_cache) do
-		if seatpos == minetest.hash_node_position(pos) then
-			local player = minetest.get_player_by_name(name)
+		if seatpos == core.hash_node_position(pos) then
+			local player = core.get_player_by_name(name)
 			if player then
 				lrfurn.stand(player)
 			end
@@ -259,7 +259,7 @@ function lrfurn.on_seat_movenode(from_pos, to_pos)
 end
 
 --if the player gets killed in the seat, handle it
-minetest.register_on_dieplayer(function(player)
+core.register_on_dieplayer(function(player)
 	if seated_cache[player:get_player_name()] then
 		lrfurn.stand(player)
 	end
diff --git a/homedecor_seating/longsofas.lua b/homedecor_seating/longsofas.lua
index 5d22a69e..83f5e583 100644
--- a/homedecor_seating/longsofas.lua
+++ b/homedecor_seating/longsofas.lua
@@ -1,11 +1,11 @@
-local S = minetest.get_translator("homedecor_seating")
+local S = core.get_translator("homedecor_seating")
 
 local longsofa_cbox = {
 	type = "wallmounted",
 	wall_side   = {-0.5, -0.5, -0.5, 0.5, 0.5, 2.5},
 }
 
-minetest.register_node(":lrfurn:longsofa", {
+core.register_node(":lrfurn:longsofa", {
 	description = S("Long Sofa"),
 	drawtype = "mesh",
 	mesh = "lrfurn_sofa_long.obj",
@@ -26,21 +26,21 @@ minetest.register_node(":lrfurn:longsofa", {
 	},
 	selection_box = longsofa_cbox,
 	node_box = longsofa_cbox,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	after_place_node = function(pos, placer, itemstack, pointed_thing)
 		lrfurn.fix_sofa_rotation_nsew(pos, placer, itemstack, pointed_thing)
 		local playername = placer:get_player_name()
-		if minetest.is_protected(pos, placer:get_player_name()) then return true end
+		if core.is_protected(pos, placer:get_player_name()) then return true end
 
-		local fdir = minetest.dir_to_facedir(placer:get_look_dir(), false)
+		local fdir = core.dir_to_facedir(placer:get_look_dir(), false)
 
 		if lrfurn.check_right(pos, fdir, true, placer) then
-			if not minetest.is_creative_enabled(playername) then
+			if not core.is_creative_enabled(playername) then
 				itemstack:take_item()
 			end
 		else
-			minetest.chat_send_player(placer:get_player_name(), S("No room to place the sofa!"))
-			minetest.set_node(pos, { name = "air" })
+			core.chat_send_player(placer:get_player_name(), S("No room to place the sofa!"))
+			core.set_node(pos, { name = "air" })
 		end
 		return itemstack
 	end,
@@ -52,7 +52,7 @@ minetest.register_node(":lrfurn:longsofa", {
 	on_movenode = lrfurn.on_seat_movenode,
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:longsofa",
 	recipe = {
 		{homedecor.materials.wool_white, homedecor.materials.wool_white, homedecor.materials.wool_white, },
@@ -61,7 +61,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:longsofa",
 	recipe = {
 		{homedecor.materials.wool_white, homedecor.materials.wool_white, homedecor.materials.wool_white, },
@@ -89,7 +89,7 @@ for _, color in ipairs(lrfurn.colors) do
 	table.insert(lrfurn.old_static_longsofas, "lrfurn:longsofa_"..color)
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":lrfurn:convert_longsofas",
 	label = "Convert lrfurn long sofas to use param2 color",
 	run_at_every_load = false,
@@ -124,13 +124,13 @@ minetest.register_lbm({
 
 		local param2 = paletteidx + new_fdir
 
-		minetest.set_node(pos, { name = "lrfurn:longsofa", param2 = param2 })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = "lrfurn:longsofa", param2 = param2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 
 	end
 })
 
-if minetest.settings:get("log_mods") then
-	minetest.log("action", "[lrfurn/longsofas] Loaded!")
+if core.settings:get("log_mods") then
+	core.log("action", "[lrfurn/longsofas] Loaded!")
 end
diff --git a/homedecor_seating/misc.lua b/homedecor_seating/misc.lua
index 4ceb5865..434ac0db 100644
--- a/homedecor_seating/misc.lua
+++ b/homedecor_seating/misc.lua
@@ -1,7 +1,7 @@
 -- this component contains all of the random types of seating previously
 -- scattered among homedecor's other mods
 
-local S = minetest.get_translator("homedecor_seating")
+local S = core.get_translator("homedecor_seating")
 
 local dc_cbox = {
 	type = "fixed",
@@ -19,7 +19,7 @@ homedecor.register("deckchair", {
 	},
 	selection_box = dc_cbox,
 	collision_box = dc_cbox,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		return lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, 1)
 	end,
@@ -27,8 +27,8 @@ homedecor.register("deckchair", {
 	on_movenode = lrfurn.on_seat_movenode,
 })
 
-minetest.register_alias("homedecor:deckchair_foot", "homedecor:deckchair")
-minetest.register_alias("homedecor:deckchair_head", "air")
+core.register_alias("homedecor:deckchair_foot", "homedecor:deckchair")
+core.register_alias("homedecor:deckchair_head", "air")
 
 homedecor.register("deckchair_striped_blue", {
 	mesh = "homedecor_deckchair.obj",
@@ -41,7 +41,7 @@ homedecor.register("deckchair_striped_blue", {
 	},
 	selection_box = dc_cbox,
 	collision_box = dc_cbox,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		return lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, 1)
 	end,
@@ -99,11 +99,11 @@ homedecor.register("bench_large_1", {
 	},
 	selection_box = bl1_sbox,
 	node_box = bl1_cbox,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 })
 
-minetest.register_alias("homedecor:bench_large_1_left", "homedecor:bench_large_1")
-minetest.register_alias("homedecor:bench_large_1_right", "air")
+core.register_alias("homedecor:bench_large_1_left", "homedecor:bench_large_1")
+core.register_alias("homedecor:bench_large_1_right", "air")
 
 local bl2_sbox = {
 	type = "fixed",
@@ -130,11 +130,11 @@ homedecor.register("bench_large_2", {
 	_sound_def = {
 		key = "node_sound_wood_defaults",
 	},
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 })
 
-minetest.register_alias("homedecor:bench_large_2_left", "homedecor:bench_large_2")
-minetest.register_alias("homedecor:bench_large_2_right", "air")
+core.register_alias("homedecor:bench_large_2_left", "homedecor:bench_large_2")
+core.register_alias("homedecor:bench_large_2_right", "air")
 
 local kc_cbox = {
 	type = "fixed",
@@ -226,7 +226,7 @@ for _, c in pairs(chairs) do
 		selection_box = ofchairs_sbox,
 		collision_box = ofchairs_cbox,
 		expand = { top = "placeholder" },
-		on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+		on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 		on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 			return lrfurn.sit(pos, node, clicker, itemstack, pointed_thing, 1)
 		end,
@@ -237,7 +237,7 @@ end
 
 -- crafts!
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:bench_large_1",
         recipe = {
 			{ "group:wood", "group:wood", "group:wood" },
@@ -246,7 +246,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:bench_large_2_left",
         recipe = {
 			{ "homedecor:shutter_oak", "homedecor:shutter_oak", "homedecor:shutter_oak" },
@@ -255,7 +255,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:bench_large_2_left",
         recipe = {
 			{ "homedecor:shutter_oak", "homedecor:shutter_oak", "homedecor:shutter_oak" },
@@ -264,7 +264,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:simple_bench",
         recipe = {
 			{ homedecor.materials.slab_wood, homedecor.materials.slab_wood, homedecor.materials.slab_wood },
@@ -272,7 +272,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:simple_bench",
         recipe = {
 			{ "moreblocks:slab_wood", "moreblocks:slab_wood", "moreblocks:slab_wood" },
@@ -281,7 +281,7 @@ minetest.register_craft( {
 })
 
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:deckchair",
 	recipe = {
 		{ "group:stick", "building_blocks:terrycloth_towel", "group:stick" },
@@ -290,7 +290,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:deckchair_striped_blue",
 	type = "shapeless",
 	recipe = {
@@ -299,7 +299,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:kitchen_chair_wood 2",
 	recipe = {
 		{ "group:stick",""},
@@ -308,7 +308,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:kitchen_chair_padded",
 	recipe = {
@@ -328,20 +328,20 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:kitchen_chair_wood",
 	burntime = 15,
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:kitchen_chair_padded",
 	burntime = 15,
 })
 
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:office_chair_basic",
 	recipe = {
 		{ "", "", homedecor.materials.wool_black },
@@ -350,7 +350,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:office_chair_upscale",
 	recipe = {
 		{ homedecor.materials.dye_black, "building_blocks:sticks", "group:wool" },
@@ -361,5 +361,5 @@ minetest.register_craft({
 
 -- aliases
 
-minetest.register_alias("3dforniture:chair", "homedecor:chair")
-minetest.register_alias('chair', 'homedecor:chair')
+core.register_alias("3dforniture:chair", "homedecor:chair")
+core.register_alias('chair', 'homedecor:chair')
diff --git a/homedecor_seating/sofas.lua b/homedecor_seating/sofas.lua
index ff1f3c95..b987366f 100644
--- a/homedecor_seating/sofas.lua
+++ b/homedecor_seating/sofas.lua
@@ -1,11 +1,11 @@
-local S = minetest.get_translator("homedecor_seating")
+local S = core.get_translator("homedecor_seating")
 
 local sofa_cbox = {
 	type = "wallmounted",
 	wall_side = {-0.5, -0.5, -0.5, 0.5, 0.5, 1.5}
 }
 
-minetest.register_node(":lrfurn:sofa", {
+core.register_node(":lrfurn:sofa", {
 	description = S("Sofa"),
 	drawtype = "mesh",
 	mesh = "lrfurn_sofa_short.obj",
@@ -26,21 +26,21 @@ minetest.register_node(":lrfurn:sofa", {
 	},
 	selection_box = sofa_cbox,
 	node_box = sofa_cbox,
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.disallow or nil,
 	after_place_node = function(pos, placer, itemstack, pointed_thing)
 		lrfurn.fix_sofa_rotation_nsew(pos, placer, itemstack, pointed_thing)
 		local playername = placer:get_player_name()
-		if minetest.is_protected(pos, placer:get_player_name()) then return true end
+		if core.is_protected(pos, placer:get_player_name()) then return true end
 
-		local fdir = minetest.dir_to_facedir(placer:get_look_dir(), false)
+		local fdir = core.dir_to_facedir(placer:get_look_dir(), false)
 
 		if lrfurn.check_right(pos, fdir, false, placer) then
-			if not minetest.is_creative_enabled(playername) then
+			if not core.is_creative_enabled(playername) then
 				itemstack:take_item()
 			end
 		else
-			minetest.chat_send_player(placer:get_player_name(), S("No room to place the sofa!"))
-			minetest.set_node(pos, { name = "air" })
+			core.chat_send_player(placer:get_player_name(), S("No room to place the sofa!"))
+			core.set_node(pos, { name = "air" })
 		end
 		return itemstack
 	end,
@@ -52,7 +52,7 @@ minetest.register_node(":lrfurn:sofa", {
 	on_movenode = lrfurn.on_seat_movenode,
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:sofa",
 	recipe = {
 		{homedecor.materials.wool_white, homedecor.materials.wool_white, "", },
@@ -61,7 +61,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:sofa",
 	recipe = {
 		{homedecor.materials.wool_white, homedecor.materials.wool_white, "", },
@@ -89,7 +89,7 @@ for _, color in ipairs(lrfurn.colors) do
 	table.insert(lrfurn.old_static_sofas, "lrfurn:sofa_"..color)
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":lrfurn:convert_sofas",
 	label = "Convert lrfurn short sofas to use param2 color",
 	run_at_every_load = false,
@@ -124,13 +124,13 @@ minetest.register_lbm({
 
 		local param2 = paletteidx + new_fdir
 
-		minetest.set_node(pos, { name = "lrfurn:sofa", param2 = param2 })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = "lrfurn:sofa", param2 = param2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 
 	end
 })
 
-if minetest.settings:get("log_mods") then
-	minetest.log("action", "[lrfurn/sofas] Loaded!")
+if core.settings:get("log_mods") then
+	core.log("action", "[lrfurn/sofas] Loaded!")
 end
diff --git a/homedecor_tables/coffeetable.lua b/homedecor_tables/coffeetable.lua
index 70a69d02..779dd3f6 100644
--- a/homedecor_tables/coffeetable.lua
+++ b/homedecor_tables/coffeetable.lua
@@ -1,6 +1,6 @@
 -- formerly lrfurn coffee table component
 
-local S = minetest.get_translator("homedecor_tables")
+local S = core.get_translator("homedecor_tables")
 
 local fdir_to_right = {
 	{  1,  0 },
@@ -15,25 +15,25 @@ local function check_right(pos, fdir, long, placer)
 	local pos2 = { x = pos.x + fdir_to_right[fdir+1][1],     y=pos.y, z = pos.z + fdir_to_right[fdir+1][2]     }
 	local pos3 = { x = pos.x + fdir_to_right[fdir+1][1] * 2, y=pos.y, z = pos.z + fdir_to_right[fdir+1][2] * 2 }
 
-	local node2 = minetest.get_node(pos2)
+	local node2 = core.get_node(pos2)
 	if node2 and node2.name ~= "air" then
 		return false
-	elseif minetest.is_protected(pos2, placer:get_player_name()) then
+	elseif core.is_protected(pos2, placer:get_player_name()) then
 		if not long then
-			minetest.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
+			core.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
 		else
-			minetest.chat_send_player(placer:get_player_name(),
+			core.chat_send_player(placer:get_player_name(),
 				S("Someone else owns the spot where the middle or far end goes!"))
 		end
 		return false
 	end
 
 	if long then
-		local node3 = minetest.get_node(pos3)
+		local node3 = core.get_node(pos3)
 		if node3 and node3.name ~= "air" then
 			return false
-		elseif minetest.is_protected(pos3, placer:get_player_name()) then
-			minetest.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
+		elseif core.is_protected(pos3, placer:get_player_name()) then
+			core.chat_send_player(placer:get_player_name(), S("Someone else owns the spot where the other end goes!"))
 			return false
 		end
 	end
@@ -41,10 +41,10 @@ local function check_right(pos, fdir, long, placer)
 	return true
 end
 
-minetest.register_alias("lrfurn:coffeetable_back", "lrfurn:coffeetable")
-minetest.register_alias("lrfurn:coffeetable_front", "air")
+core.register_alias("lrfurn:coffeetable_back", "lrfurn:coffeetable")
+core.register_alias("lrfurn:coffeetable_front", "air")
 
-minetest.register_node(":lrfurn:coffeetable", {
+core.register_node(":lrfurn:coffeetable", {
 	description = S("Coffee Table"),
 	drawtype = "nodebox",
 	tiles = {
@@ -84,22 +84,22 @@ minetest.register_node(":lrfurn:coffeetable", {
 	},
 
 	after_place_node = function(pos, placer, itemstack, pointed_thing)
-		if minetest.is_protected(pos, placer:get_player_name()) then return true end
-		local node = minetest.get_node(pos)
+		if core.is_protected(pos, placer:get_player_name()) then return true end
+		local node = core.get_node(pos)
 		local fdir = node.param2
 
 		if check_right(pos, fdir, false, placer) then
-			minetest.set_node(pos, { name = node.name, param2 = (fdir + 1) % 4 })
+			core.set_node(pos, { name = node.name, param2 = (fdir + 1) % 4 })
 		else
-			minetest.chat_send_player(placer:get_player_name(),
+			core.chat_send_player(placer:get_player_name(),
 			  S("No room to place the coffee table!"))
-			minetest.set_node(pos, {name = "air"})
+			core.set_node(pos, {name = "air"})
 			return true
 		end
 	end,
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:coffeetable",
 	type = "shapeless",
 	recipe = {
@@ -108,7 +108,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:coffeetable",
 	recipe = {
 		{"", "", "", },
@@ -117,7 +117,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:coffeetable",
 	recipe = {
 		{"", "", "", },
@@ -126,6 +126,6 @@ minetest.register_craft({
 	}
 })
 
-if minetest.settings:get("log_mods") then
-	minetest.log("action", "[lrfurn/coffeetable] Loaded!")
+if core.settings:get("log_mods") then
+	core.log("action", "[lrfurn/coffeetable] Loaded!")
 end
diff --git a/homedecor_tables/endtable.lua b/homedecor_tables/endtable.lua
index 57494c31..478dd718 100644
--- a/homedecor_tables/endtable.lua
+++ b/homedecor_tables/endtable.lua
@@ -1,8 +1,8 @@
 -- formerly lrfurn endtable component
 
-local S = minetest.get_translator("homedecor_tables")
+local S = core.get_translator("homedecor_tables")
 
-minetest.register_node(":lrfurn:endtable", {
+core.register_node(":lrfurn:endtable", {
 	description = S("End Table"),
 	drawtype = "nodebox",
 	tiles = {
@@ -43,7 +43,7 @@ minetest.register_node(":lrfurn:endtable", {
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:endtable",
 	recipe = {
 		{"", "", "", },
@@ -52,7 +52,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lrfurn:endtable",
 	recipe = {
 		{"", "", "", },
@@ -61,6 +61,6 @@ minetest.register_craft({
 	}
 })
 
-if minetest.settings:get("log_mods") then
-	minetest.log("action", "[lrfurn/endtable] Loaded!")
+if core.settings:get("log_mods") then
+	core.log("action", "[lrfurn/endtable] Loaded!")
 end
diff --git a/homedecor_tables/init.lua b/homedecor_tables/init.lua
index 56ae778e..b48c665d 100644
--- a/homedecor_tables/init.lua
+++ b/homedecor_tables/init.lua
@@ -1,4 +1,4 @@
-local modpath = minetest.get_modpath("homedecor_tables")
+local modpath = core.get_modpath("homedecor_tables")
 
 dofile(modpath.."/misc.lua")
 dofile(modpath.."/endtable.lua")
diff --git a/homedecor_tables/misc.lua b/homedecor_tables/misc.lua
index f38419b6..9ab3cec8 100644
--- a/homedecor_tables/misc.lua
+++ b/homedecor_tables/misc.lua
@@ -1,6 +1,6 @@
 -- formerly homedecor's misc tables component
 
-local S = minetest.get_translator("homedecor_tables")
+local S = core.get_translator("homedecor_tables")
 
 -- Various kinds of table legs
 
@@ -46,8 +46,8 @@ for _, t in ipairs(leg_materials) do
 	})
 end
 
-minetest.register_alias("homedecor:utility_table_legs", "homedecor:table_legs_wood")
-minetest.register_alias("homedecor:utility_table_top",  "homedecor:wood_table_small_square")
+core.register_alias("homedecor:utility_table_legs", "homedecor:table_legs_wood")
+core.register_alias("homedecor:utility_table_top",  "homedecor:wood_table_small_square")
 
 -- table tops and combined tables
 
@@ -88,18 +88,18 @@ for i, mat in ipairs(tabletop_materials) do
 			collision_box = tables_cbox,
 			on_place = function(itemstack, placer, pointed_thing)
 				local player_name = placer:get_player_name()
-				if minetest.is_protected(pointed_thing.under, player_name) then return end
-				local node = minetest.get_node(pointed_thing.under)
+				if core.is_protected(pointed_thing.under, player_name) then return end
+				local node = core.get_node(pointed_thing.under)
 				if string.find(node.name, "homedecor:table_legs") then
 					local newname = string.format("homedecor:%s_table_%s_with_%s_legs",
 						m, shape, string.sub(node.name, 22))
-					minetest.set_node(pointed_thing.under, {name = newname})
+					core.set_node(pointed_thing.under, {name = newname})
 					if not creative.is_enabled_for(player_name) then
 						itemstack:take_item()
 						return itemstack
 					end
 				else
-					return minetest.rotate_node(itemstack, placer, pointed_thing)
+					return core.rotate_node(itemstack, placer, pointed_thing)
 				end
 			end
 		})
@@ -126,10 +126,10 @@ for i, mat in ipairs(tabletop_materials) do
 		end
 	end
 
-	minetest.register_alias('homedecor:'..m..'_table_large_square_b', 'homedecor:'..m..'_table_large_square')
-	minetest.register_alias('homedecor:'..m..'_table_small_square_b', 'homedecor:'..m..'_table_small_square')
-	minetest.register_alias('homedecor:'..m..'_table_small_round_b', 'homedecor:'..m..'_table_small_round')
-	minetest.register_alias('homedecor:'..m..'_table_large', 'homedecor:'..m..'_table_large_square')
+	core.register_alias('homedecor:'..m..'_table_large_square_b', 'homedecor:'..m..'_table_large_square')
+	core.register_alias('homedecor:'..m..'_table_small_square_b', 'homedecor:'..m..'_table_small_square')
+	core.register_alias('homedecor:'..m..'_table_small_round_b', 'homedecor:'..m..'_table_small_round')
+	core.register_alias('homedecor:'..m..'_table_large', 'homedecor:'..m..'_table_large_square')
 
 end
 
@@ -170,7 +170,7 @@ end
 
 -- crafting
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:glass_table_small_round_b 15",
         recipe = {
 			{ "", homedecor.materials.glass_block, "" },
@@ -179,21 +179,21 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:glass_table_small_square_b 2",
         recipe = {
 		{"homedecor:glass_table_small_round", "homedecor:glass_table_small_round" },
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:glass_table_large_square_b 2",
         recipe = {
 		{ "homedecor:glass_table_small_square", "homedecor:glass_table_small_square" },
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:wood_table_small_round_b 15",
         recipe = {
                 { "", "group:wood", "" },
@@ -202,14 +202,14 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:wood_table_small_square_b 2",
         recipe = {
 		{ "homedecor:wood_table_small_round","homedecor:wood_table_small_round" },
 	}
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:wood_table_large_square_b 2",
         recipe = {
 		{ "homedecor:wood_table_small_square", "homedecor:wood_table_small_square" },
@@ -218,26 +218,26 @@ minetest.register_craft( {
 
 --
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:wood_table_small_round_b",
         burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:wood_table_small_square_b",
         burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:wood_table_large_square_b",
         burntime = 30,
 })
 
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:table_legs_wrought_iron 3",
         recipe = {
                 { "", homedecor.materials.iron_lump, "" },
@@ -246,7 +246,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:table_legs_brass 3",
 	recipe = {
 		{ "", "basic_materials:brass_ingot", "" },
@@ -255,7 +255,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:utility_table_legs",
         recipe = {
                 { "group:stick", "group:stick", "group:stick" },
@@ -264,7 +264,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:utility_table_legs",
         burntime = 30,
@@ -273,7 +273,7 @@ minetest.register_craft({
 for _, shape in ipairs (table_shapes) do
 	for _, leg in ipairs(leg_materials) do
 		for _, mat in ipairs(tabletop_materials) do
-			minetest.register_craft({
+			core.register_craft({
 				output = "homedecor:"..mat[1].."_table_"..shape.."_with_"..leg[1].."_legs",
 				type = "shapeless",
 				recipe = {
@@ -285,7 +285,7 @@ for _, shape in ipairs (table_shapes) do
 	end
 end
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:table",
 	recipe = {
 		{ "group:wood","group:wood", "group:wood" },
@@ -293,7 +293,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:table_mahogany",
 	recipe = {
@@ -302,7 +302,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:table_mahogany",
 	recipe = {
@@ -311,7 +311,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
 	output = "homedecor:table_white",
 	recipe = {
@@ -320,19 +320,19 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:table",
 	burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:table_mahogany",
 	burntime = 30,
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "homedecor:table_white",
 	burntime = 30,
@@ -340,7 +340,7 @@ minetest.register_craft({
 
 -- recycling
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "vessels:glass_fragments",
         recipe = {
@@ -350,7 +350,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "vessels:glass_fragments",
         recipe = {
@@ -360,7 +360,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "vessels:glass_fragments",
         recipe = {
@@ -370,7 +370,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "default:stick 4",
         recipe = {
@@ -380,7 +380,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "default:stick 4",
         recipe = {
@@ -390,7 +390,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "shapeless",
         output = "default:stick 4",
         recipe = {
@@ -402,5 +402,5 @@ minetest.register_craft({
 
 -- Aliases for the above 3dforniture-like tables
 
-minetest.register_alias("3dforniture:table", "homedecor:table")
-minetest.register_alias('table', 'homedecor:table')
+core.register_alias("3dforniture:table", "homedecor:table")
+core.register_alias('table', 'homedecor:table')
diff --git a/homedecor_trash_cans/init.lua b/homedecor_trash_cans/init.lua
index cd03dda1..2ac88e59 100644
--- a/homedecor_trash_cans/init.lua
+++ b/homedecor_trash_cans/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_trash_cans")
+local S = core.get_translator("homedecor_trash_cans")
 
 local tg_cbox = {
 	type = "fixed",
@@ -17,7 +17,7 @@ homedecor.register("trash_can_green", {
 	selection_box = tg_cbox,
 	collision_box = tg_cbox,
 	on_punch = function(pos, node, puncher, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:trash_can_green_open", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:trash_can_green_open", param2 = node.param2})
 	end,
 	crafts = {
 		{
@@ -39,7 +39,7 @@ homedecor.register("trash_can_green_open", {
 	collision_box = tg_cbox,
 	drop = "homedecor:trash_can_green",
 	on_punch = function(pos, node, puncher, pointed_thing)
-		minetest.set_node(pos, {name = "homedecor:trash_can_green", param2 = node.param2})
+		core.set_node(pos, {name = "homedecor:trash_can_green", param2 = node.param2})
 	end,
 	infotext=S("Trash Can"),
 	inventory= {
@@ -52,9 +52,9 @@ homedecor.register("trash_can_green_open", {
 	},
 	on_receive_fields = function(pos, formname, fields, sender)
 		if fields.empty then
-			local meta = minetest.get_meta(pos)
+			local meta = core.get_meta(pos)
 			meta:get_inventory():set_list("main", {})
-			minetest.sound_play("homedecor_trash_all", {to_player=sender:get_player_name(), gain = 1.0})
+			core.sound_play("homedecor_trash_all", {to_player=sender:get_player_name(), gain = 1.0})
 		end
 	end
 })
diff --git a/homedecor_wardrobe/init.lua b/homedecor_wardrobe/init.lua
index 6e22d936..7e7e978d 100644
--- a/homedecor_wardrobe/init.lua
+++ b/homedecor_wardrobe/init.lua
@@ -1,27 +1,27 @@
-if not minetest.get_modpath("player_api") then
-	minetest.log(
+if not core.get_modpath("player_api") then
+	core.log(
 		"action",
 		"[homedecor_wardrobe]: minetest game not detected, disabling as this mod is minetest game only at this time"
 	)
 	return
 end
 
-local S = minetest.get_translator("homedecor_wardrobe")
-local modpath = minetest.get_modpath("homedecor_wardrobe")
+local S = core.get_translator("homedecor_wardrobe")
+local modpath = core.get_modpath("homedecor_wardrobe")
 
 local wd_cbox = {type = "fixed", fixed = {-0.5, -0.5, -0.5, 0.5, 1.5, 0.5}}
 
 -- cache set_textures function (fallback to old version)
 -- default.player_set_textures is deprecated and will be removed in future
 local set_player_textures =
-	minetest.get_modpath("player_api") and player_api.set_textures
+	core.get_modpath("player_api") and player_api.set_textures
 	or default.player_set_textures
 
-local armor_mod_path = minetest.get_modpath("3d_armor")
+local armor_mod_path = core.get_modpath("3d_armor")
 
 local skinslist = {"male1", "male2", "male3", "male4", "male5"}
 local default_skin = "character.png"
-local skinsdb_mod_path = minetest.get_modpath("skinsdb")
+local skinsdb_mod_path = core.get_modpath("skinsdb")
 
 if skinsdb_mod_path then
 
@@ -100,7 +100,7 @@ local def = {
 	collision_box = wd_cbox,
 	sounds = default.node_sound_wood_defaults(),
 
-	on_rotate = minetest.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
+	on_rotate = core.get_modpath("screwdriver") and screwdriver.rotate_simple or nil,
 
 	on_place = function(itemstack, placer, pointed_thing)
 
@@ -110,14 +110,14 @@ local def = {
 
 	can_dig = function(pos,player)
 
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 
 		return meta:get_inventory():is_empty("main")
 	end,
 
 	on_construct = function(pos)
 
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 
 		meta:set_string("infotext", S("Wardrobe"))
 
@@ -139,10 +139,10 @@ local def = {
 
 		meta:set_string("formspec",  "size[5.5,8.5]" ..
 			default.gui_bg .. default.gui_bg_img .. default.gui_slots ..
-			"vertlabel[0,0.5;" .. minetest.formspec_escape(S("Clothes")) .. "]" ..
+			"vertlabel[0,0.5;" .. core.formspec_escape(S("Clothes")) .. "]" ..
 			"button_exit[0,3.29;0.6,0.6;default;x]" ..
 			clothes_strings ..
-			"vertlabel[0,5.2;" .. minetest.formspec_escape(S("Storage")) .. "]" ..
+			"vertlabel[0,5.2;" .. core.formspec_escape(S("Storage")) .. "]" ..
 			"list[current_name;main;0.5,4.5;5,2;]" ..
 			"list[current_player;main;0.5,6.8;5,2;]" ..
 			"listring[]"
@@ -177,28 +177,28 @@ local def = {
 }
 
 -- register the actual minetest node
-minetest.register_node(":homedecor:wardrobe", def)
+core.register_node(":homedecor:wardrobe", def)
 
-minetest.register_alias("homedecor:wardrobe_bottom", "homedecor:wardrobe")
-minetest.register_alias("homedecor:wardrobe_top", "air")
+core.register_alias("homedecor:wardrobe_bottom", "homedecor:wardrobe")
+core.register_alias("homedecor:wardrobe_top", "air")
 
 if not skinsdb_mod_path then -- If not managed by skinsdb
 
-	minetest.register_on_joinplayer(function(player)
+	core.register_on_joinplayer(function(player)
 
 		local skin = player:get_meta():get("homedecor:player_skin")
 
 		if skin and skin ~= "" then
 
 			-- setting player skin on connect has no effect, so delay skin change
-			minetest.after(1, function(player1, skin1)
+			core.after(1, function(player1, skin1)
 				set_player_skin(player1, skin1)
 			end, player, skin)
 		end
 	end)
 end
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:wardrobe",
 	recipe = {
 		{ "homedecor:drawer_small", "homedecor:kitchen_cabinet_colorable" },
diff --git a/homedecor_windows_and_treatments/init.lua b/homedecor_windows_and_treatments/init.lua
index e8941c3b..ffedd20a 100644
--- a/homedecor_windows_and_treatments/init.lua
+++ b/homedecor_windows_and_treatments/init.lua
@@ -1,4 +1,4 @@
-local S = minetest.get_translator("homedecor_windows_and_treatments")
+local S = core.get_translator("homedecor_windows_and_treatments")
 
 homedecor_windows_and_treatments = {}
 
@@ -128,7 +128,7 @@ homedecor.register("curtain_closed", {
 	end,
 	on_dig = unifieddyes.on_dig,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, { name = "homedecor:curtain_open", param2 = node.param2 })
+		core.set_node(pos, { name = "homedecor:curtain_open", param2 = node.param2 })
 		return itemstack
 	end
 })
@@ -153,7 +153,7 @@ homedecor.register("curtain_open", {
 	end,
 	on_dig = unifieddyes.on_dig,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
-		minetest.set_node(pos, { name = "homedecor:curtain_closed", param2 = node.param2 })
+		core.set_node(pos, { name = "homedecor:curtain_closed", param2 = node.param2 })
 		return itemstack
 	end
 })
@@ -288,8 +288,8 @@ homedecor.register("shutter_colored", {
 	on_dig = unifieddyes.on_dig,
 })
 
-minetest.register_alias("homedecor:shutter_purple", "homedecor:shutter_violet")
-minetest.register_alias("homedecor:shutter_oak", "homedecor:shutter")
+core.register_alias("homedecor:shutter_purple", "homedecor:shutter_violet")
+core.register_alias("homedecor:shutter_oak", "homedecor:shutter")
 
 -- convert old shutters to param2 coloring
 
@@ -299,7 +299,7 @@ for _, color in ipairs(shutters) do
 	table.insert(homedecor_windows_and_treatments.old_shutter_nodes, "homedecor:shutter_"..color)
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_shutters",
 	label = "Convert shutter static nodes to use param2 color",
 	run_at_every_load = false,
@@ -321,8 +321,8 @@ minetest.register_lbm({
 		local paletteidx = unifieddyes.getpaletteidx("unifieddyes:"..color, "wallmounted")
 		local param2 = paletteidx + node.param2
 
-		minetest.set_node(pos, { name = "homedecor:shutter_colored", param2 = param2 })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = "homedecor:shutter_colored", param2 = param2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 	end
 })
@@ -345,7 +345,7 @@ for _, color in ipairs(curtaincolors) do
 	table.insert(homedecor_windows_and_treatments.old_static_curtain_nodes, "homedecor:curtain_open_"..color)
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = ":homedecor:convert_curtains",
 	label = "Convert static curtain nodes to use param2 color",
 	run_at_every_load = false,
@@ -369,8 +369,8 @@ minetest.register_lbm({
 		local paletteidx, _ = unifieddyes.getpaletteidx("unifieddyes:"..metadye, "wallmounted")
 		local newparam2 = paletteidx + (node.param2 % 8)
 
-		minetest.set_node(pos, { name = newnode, param2 = newparam2 })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = newnode, param2 = newparam2 })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..metadye)
 	end
 })
@@ -378,7 +378,7 @@ minetest.register_lbm({
 -- crafting
 
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:shutter 2",
 	recipe = {
 		{ "group:stick", "group:stick" },
@@ -398,14 +398,14 @@ unifieddyes.register_color_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
         type = "fuel",
         recipe = "homedecor:shutter_oak",
         burntime = 30,
 })
 
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:curtain_open 4",
 		recipe = {
 		{ homedecor.materials.wool_white, "", ""},
@@ -414,7 +414,7 @@ minetest.register_craft( {
 	},
 })
 
-minetest.register_craft( {
+core.register_craft( {
 	output = "homedecor:curtain_open 4",
 		recipe = {
 		{ "cottages:wool", "", ""},
@@ -454,7 +454,7 @@ local mats_craft = {
 for i in ipairs(mats_craft) do
 	local material = mats_craft[i][1]
 	local ingredient = mats_craft[i][2]
-	minetest.register_craft( {
+	core.register_craft( {
 		output = "homedecor:curtainrod_"..material.." 3",
 		recipe = {
 			{ ingredient, ingredient, ingredient },
@@ -462,7 +462,7 @@ for i in ipairs(mats_craft) do
 	})
 end
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
     output = "homedecor:window_plain 8",
     recipe = {
@@ -474,7 +474,7 @@ minetest.register_craft({
     }
 })
 
-minetest.register_craft({
+core.register_craft({
 	type = "shapeless",
     output = "homedecor:window_quartered",
     recipe = {
@@ -485,7 +485,7 @@ minetest.register_craft({
     }
 })
 
-minetest.register_craft({
+core.register_craft({
     output = "homedecor:blinds_thin",
     recipe = {
 		{ "group:stick", "basic_materials:plastic_sheet", "group:stick" },
@@ -494,7 +494,7 @@ minetest.register_craft({
     },
 })
 
-minetest.register_craft({
+core.register_craft({
     output = "homedecor:blinds_thick",
     recipe = {
 		{ "group:stick", "basic_materials:plastic_sheet", "group:stick" },
@@ -503,7 +503,7 @@ minetest.register_craft({
     },
 })
 
-minetest.register_craft( {
+core.register_craft( {
         output = "homedecor:window_flowerbox",
         recipe = {
             { "homedecor:roof_tile_terracotta", homedecor.materials.dirt, "homedecor:roof_tile_terracotta" },
@@ -511,7 +511,7 @@ minetest.register_craft( {
         },
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:stained_glass 8",
 	recipe = {
 		{"", "dye:blue", ""},
@@ -520,7 +520,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:stained_glass 3",
 	recipe = {
 		{"", "dye:blue", ""},
@@ -529,7 +529,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:stained_glass 2",
 	recipe = {
 		{"", "dye:blue", ""},
@@ -538,7 +538,7 @@ minetest.register_craft({
 	},
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "homedecor:stained_glass 2",
 	recipe = {
 		{"", "dye:blue", ""},
diff --git a/itemframes/init.lua b/itemframes/init.lua
index 76fade2a..b9f72a89 100644
--- a/itemframes/init.lua
+++ b/itemframes/init.lua
@@ -1,9 +1,9 @@
-local S = minetest.get_translator("itemframes")
+local S = core.get_translator("itemframes")
 
 local tmp = {}
-local sd_disallow = minetest.get_modpath("screwdriver") and screwdriver.disallow or nil
+local sd_disallow = core.get_modpath("screwdriver") and screwdriver.disallow or nil
 
-minetest.register_entity("itemframes:item",{
+core.register_entity("itemframes:item",{
 	initial_properties = {
 		hp_max = 1,
 		visual = "wielditem",
@@ -35,7 +35,7 @@ minetest.register_entity("itemframes:item",{
 		end
 		if self.texture ~= nil and self.nodename ~= nil then
 			local entity_pos = vector.round(self.object:get_pos())
-			local objs = minetest.get_objects_inside_radius(entity_pos, 0.5)
+			local objs = core.get_objects_inside_radius(entity_pos, 0.5)
 			for _, obj in ipairs(objs) do
 				if obj ~= self.object and
 				   obj:get_luaentity() and
@@ -44,9 +44,9 @@ minetest.register_entity("itemframes:item",{
 				   obj:get_properties() and
 				   obj:get_properties().textures and
 				   obj:get_properties().textures[1] == self.texture then
-					minetest.log("action","[itemframes] Removing extra " ..
+					core.log("action","[itemframes] Removing extra " ..
 						self.texture .. " found in " .. self.nodename .. " at " ..
-						minetest.pos_to_string(entity_pos))
+						core.pos_to_string(entity_pos))
 					self.object:remove()
 					break
 				end
@@ -71,9 +71,9 @@ facedir[3] = {x = -1, y = 0, z = 0}
 local remove_item = function(pos, node)
 	local objs = nil
 	if node.name == "itemframes:frame" then
-		objs = minetest.get_objects_inside_radius(pos, .5)
+		objs = core.get_objects_inside_radius(pos, .5)
 	elseif node.name == "itemframes:pedestal" then
-		objs = minetest.get_objects_inside_radius({x=pos.x,y=pos.y+1,z=pos.z}, .5)
+		objs = core.get_objects_inside_radius({x=pos.x,y=pos.y+1,z=pos.z}, .5)
 	end
 	if objs then
 		for _, obj in ipairs(objs) do
@@ -86,7 +86,7 @@ end
 
 local update_item = function(pos, node)
 	remove_item(pos, node)
-	local meta = minetest.get_meta(pos)
+	local meta = core.get_meta(pos)
 	if meta:get_string("item") ~= "" then
 		if node.name == "itemframes:frame" then
 			local posad = facedir[node.param2]
@@ -99,7 +99,7 @@ local update_item = function(pos, node)
 		end
 		tmp.nodename = node.name
 		tmp.texture = ItemStack(meta:get_string("item")):get_name()
-		local e = minetest.add_entity(pos,"itemframes:item")
+		local e = core.add_entity(pos,"itemframes:item")
 		if node.name == "itemframes:frame" then
 			local yaw = math.pi * 2 - node.param2 * math.pi / 2
 			e:set_yaw(yaw)
@@ -108,19 +108,19 @@ local update_item = function(pos, node)
 end
 
 local drop_item = function(pos, node)
-	local meta = minetest.get_meta(pos)
+	local meta = core.get_meta(pos)
 	if meta:get_string("item") ~= "" then
 		if node.name == "itemframes:frame" then
-			minetest.add_item(pos, meta:get_string("item"))
+			core.add_item(pos, meta:get_string("item"))
 		elseif node.name == "itemframes:pedestal" then
-			minetest.add_item({x=pos.x,y=pos.y+1,z=pos.z}, meta:get_string("item"))
+			core.add_item({x=pos.x,y=pos.y+1,z=pos.z}, meta:get_string("item"))
 		end
 		meta:set_string("item","")
 	end
 	remove_item(pos, node)
 end
 
-minetest.register_node("itemframes:frame",{
+core.register_node("itemframes:frame",{
 	description = S("Item frame"),
 	drawtype = "nodebox",
 	node_box = {
@@ -146,16 +146,16 @@ minetest.register_node("itemframes:frame",{
 	},
 	on_rotate = sd_disallow or nil,
 	after_place_node = function(pos, placer, itemstack)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		meta:set_string("owner",placer:get_player_name())
 		meta:set_string("infotext", S("Item frame (owned by @1)", placer:get_player_name()))
 	end,
 	on_rightclick = function(pos, node, clicker, itemstack)
 		if not itemstack then return end
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local name = clicker and clicker:get_player_name()
 		if name == meta:get_string("owner") or
-				minetest.check_player_privs(name, "protection_bypass") then
+				core.check_player_privs(name, "protection_bypass") then
 			drop_item(pos,node)
 			local s = itemstack:take_item()
 			meta:set_string("item",s:to_string())
@@ -163,10 +163,10 @@ minetest.register_node("itemframes:frame",{
 			local description = item_meta:get_string("description")
 			if description == "" then
 				local item_name = s:get_name()
-				if minetest.registered_items[item_name]
-					and minetest.registered_items[item_name].description
+				if core.registered_items[item_name]
+					and core.registered_items[item_name].description
 				then
-					description = minetest.registered_items[item_name].description
+					description = core.registered_items[item_name].description
 				else
 					description = item_name
 				end
@@ -177,10 +177,10 @@ minetest.register_node("itemframes:frame",{
 		return itemstack
 	end,
 	on_punch = function(pos,node,puncher)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local name = puncher and puncher:get_player_name()
 		if name == meta:get_string("owner") or
-				minetest.check_player_privs(name, "protection_bypass") then
+				core.check_player_privs(name, "protection_bypass") then
 			drop_item(pos, node)
 			meta:set_string("infotext", S("Item frame (owned by @1)", name))
 		end
@@ -188,13 +188,13 @@ minetest.register_node("itemframes:frame",{
 	can_dig = function(pos,player)
 		if not player then return end
 		local name = player and player:get_player_name()
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		return name == meta:get_string("owner") or
-				minetest.check_player_privs(name, "protection_bypass")
+				core.check_player_privs(name, "protection_bypass")
 	end,
 	on_destruct = function(pos)
-		local meta = minetest.get_meta(pos)
-		local node = minetest.get_node(pos)
+		local meta = core.get_meta(pos)
+		local node = core.get_node(pos)
 		if meta:get_string("item") ~= "" then
 			drop_item(pos, node)
 		end
@@ -202,7 +202,7 @@ minetest.register_node("itemframes:frame",{
 })
 
 
-minetest.register_node("itemframes:pedestal",{
+core.register_node("itemframes:pedestal",{
 	description = S("Pedestal"),
 	drawtype = "nodebox",
 	node_box = {
@@ -227,16 +227,16 @@ minetest.register_node("itemframes:pedestal",{
 	},
 	on_rotate = sd_disallow or nil,
 	after_place_node = function(pos, placer, itemstack)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		meta:set_string("owner",placer:get_player_name())
 		meta:set_string("infotext", S("Pedestal (owned by @1)", placer:get_player_name()))
 	end,
 	on_rightclick = function(pos, node, clicker, itemstack)
 		if not itemstack then return end
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local name = clicker and clicker:get_player_name()
 		if name == meta:get_string("owner") or
-				minetest.check_player_privs(name, "protection_bypass") then
+				core.check_player_privs(name, "protection_bypass") then
 			drop_item(pos,node)
 			local s = itemstack:take_item()
 			meta:set_string("item",s:to_string())
@@ -244,10 +244,10 @@ minetest.register_node("itemframes:pedestal",{
 			local description = item_meta:get_string("description")
 			if description == "" then
 				local item_name = s:get_name()
-				if minetest.registered_items[item_name]
-					and minetest.registered_items[item_name].description
+				if core.registered_items[item_name]
+					and core.registered_items[item_name].description
 				then
-					description = minetest.registered_items[item_name].description
+					description = core.registered_items[item_name].description
 				else
 					description = item_name
 				end
@@ -258,10 +258,10 @@ minetest.register_node("itemframes:pedestal",{
 		return itemstack
 	end,
 	on_punch = function(pos,node,puncher)
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		local name = puncher and puncher:get_player_name()
 		if name == meta:get_string("owner") or
-				minetest.check_player_privs(name, "protection_bypass") then
+				core.check_player_privs(name, "protection_bypass") then
 			drop_item(pos,node)
 			meta:set_string("infotext", S("Pedestal (owned by @1)", name))
 		end
@@ -269,13 +269,13 @@ minetest.register_node("itemframes:pedestal",{
 	can_dig = function(pos,player)
 		if not player then return end
 		local name = player and player:get_player_name()
-		local meta = minetest.get_meta(pos)
+		local meta = core.get_meta(pos)
 		return name == meta:get_string("owner") or
-				minetest.check_player_privs(name, "protection_bypass")
+				core.check_player_privs(name, "protection_bypass")
 	end,
 	on_destruct = function(pos)
-		local meta = minetest.get_meta(pos)
-		local node = minetest.get_node(pos)
+		local meta = core.get_meta(pos)
+		local node = core.get_node(pos)
 		if meta:get_string("item") ~= "" then
 			drop_item(pos, node)
 		end
@@ -284,26 +284,26 @@ minetest.register_node("itemframes:pedestal",{
 
 -- automatically restore entities lost from frames/pedestals
 -- due to /clearobjects or similar
-minetest.register_lbm({
+core.register_lbm({
 	label = "Maintain itemframe and pedestal entities",
 	name = "itemframes:maintain_entities",
 	nodenames = {"itemframes:frame", "itemframes:pedestal"},
 	run_at_every_load = true,
 	action = function(pos1, node1)
-		minetest.after(0,
+		core.after(0,
 			function(pos, node)
-				local meta = minetest.get_meta(pos)
+				local meta = core.get_meta(pos)
 				local itemstring = meta:get_string("item")
 				if itemstring ~= "" then
 					local entity_pos = pos
 					if node.name == "itemframes:pedestal" then
 						entity_pos = {x=pos.x,y=pos.y+1,z=pos.z}
 					end
-					local objs = minetest.get_objects_inside_radius(entity_pos, 0.5)
+					local objs = core.get_objects_inside_radius(entity_pos, 0.5)
 					if #objs == 0 then
-						minetest.log("action","[itemframes] Replacing missing " ..
+						core.log("action","[itemframes] Replacing missing " ..
 							itemstring .. " in " .. node.name .. " at " ..
-							minetest.pos_to_string(pos))
+							core.pos_to_string(pos))
 						update_item(pos, node)
 					end
 				end
@@ -314,7 +314,7 @@ minetest.register_lbm({
 
 -- crafts
 
-minetest.register_craft({
+core.register_craft({
 	output = 'itemframes:frame',
 	recipe = {
 		{'group:stick', 'group:stick', 'group:stick'},
@@ -323,7 +323,7 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = 'itemframes:pedestal',
 	recipe = {
 		{homedecor.materials.stone, homedecor.materials.stone, homedecor.materials.stone},
@@ -333,7 +333,7 @@ minetest.register_craft({
 })
 
 -- stop mesecon pistons from pushing itemframes and pedestals
-if minetest.get_modpath("mesecons_mvps") then
+if core.get_modpath("mesecons_mvps") then
 	mesecon.register_mvps_stopper("itemframes:frame")
 	mesecon.register_mvps_stopper("itemframes:pedestal")
 end
diff --git a/lavalamp/README.txt b/lavalamp/README.txt
index 832d624f..08f51b03 100644
--- a/lavalamp/README.txt
+++ b/lavalamp/README.txt
@@ -21,4 +21,4 @@ Recipe:
 Mod dependencies: wool, bucket
 
 See also:
-http://minetest.net/
+https://www.luanti.org/
diff --git a/lavalamp/init.lua b/lavalamp/init.lua
index d2954922..8e30b45e 100644
--- a/lavalamp/init.lua
+++ b/lavalamp/init.lua
@@ -1,8 +1,8 @@
-local S = minetest.get_translator("lavalamp")
+local S = core.get_translator("lavalamp")
 
 lavalamp = {}
 
-minetest.register_node("lavalamp:lavalamp", {
+core.register_node("lavalamp:lavalamp", {
 	description = S("Lava Lamp/Light"),
 	drawtype = "mesh",
 	mesh = "lavalamp.obj",
@@ -43,12 +43,12 @@ minetest.register_node("lavalamp:lavalamp", {
 	on_dig = unifieddyes.on_dig,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		node.name = "lavalamp:lavalamp_off"
-		minetest.swap_node(pos, node)
+		core.swap_node(pos, node)
 		return itemstack
 	end
 })
 
-minetest.register_node("lavalamp:lavalamp_off", {
+core.register_node("lavalamp:lavalamp_off", {
 	description = S("Lava Lamp/Light (off)"),
 	drawtype = "mesh",
 	mesh = "lavalamp.obj",
@@ -74,7 +74,7 @@ minetest.register_node("lavalamp:lavalamp_off", {
 	on_construct = unifieddyes.on_construct,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		node.name = "lavalamp:lavalamp"
-		minetest.swap_node(pos, node)
+		core.swap_node(pos, node)
 		return itemstack
 	end,
 	drop = {
@@ -84,7 +84,7 @@ minetest.register_node("lavalamp:lavalamp_off", {
 	}
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "lavalamp:lavalamp",
 	recipe = {
 		{"", homedecor.materials.wool_white, "", },
@@ -121,7 +121,7 @@ for _, color in ipairs(colors) do
 	table.insert(lavalamp.old_static_nodes, "lavalamp:"..color.."_off")
 end
 
-minetest.register_lbm({
+core.register_lbm({
 	name = "lavalamp:convert",
 	label = "Convert lava lamps to use param2 color",
 	run_at_every_load = false,
@@ -146,8 +146,8 @@ minetest.register_lbm({
 
 		local paletteidx, _ = unifieddyes.getpaletteidx("unifieddyes:"..color, "extended")
 
-		minetest.set_node(pos, { name = "lavalamp:lavalamp", param2 = paletteidx })
-		local meta = minetest.get_meta(pos)
+		core.set_node(pos, { name = "lavalamp:lavalamp", param2 = paletteidx })
+		local meta = core.get_meta(pos)
 		meta:set_string("dye", "unifieddyes:"..color)
 
 	end