diff --git a/builtin/mainmenu/dlg_settings_advanced.lua b/builtin/mainmenu/dlg_settings_advanced.lua
index bc942c472..b784a295e 100644
--- a/builtin/mainmenu/dlg_settings_advanced.lua
+++ b/builtin/mainmenu/dlg_settings_advanced.lua
@@ -25,6 +25,10 @@ local CHAR_CLASSES = {
 	FLAGS = "[%w_%-%.,]",
 }
 
+local function flags_to_table(flags)
+	return flags:gsub("%s+", ""):split(",", true) -- Remove all spaces and split
+end
+
 -- returns error message, or nil
 local function parse_setting_line(settings, line, read_all, base_level, allow_secure)
 	-- comment
@@ -111,7 +115,7 @@ local function parse_setting_line(settings, line, read_all, base_level, allow_se
 		return
 	end
 
-	if setting_type == "string" or setting_type == "noise_params"
+	if setting_type == "string"
 			or setting_type == "key" or setting_type == "v3f" then
 		local default = remaining_line:match("^(.*)$")
 
@@ -133,6 +137,60 @@ local function parse_setting_line(settings, line, read_all, base_level, allow_se
 		return
 	end
 
+	if setting_type == "noise_params_2d"
+			or setting_type == "noise_params_3d" then
+		local default = remaining_line:match("^(.*)$")
+
+		if not default then
+			return "Invalid string setting"
+		end
+
+		local values = {}
+		local ti = 1
+		local index = 1
+		for line in default:gmatch("[+-]?[%d.-e]+") do -- All numeric characters
+			index = default:find("[+-]?[%d.-e]+", index) + line:len()
+			table.insert(values, line)
+			ti = ti + 1
+			if ti > 9 then
+				break
+			end
+		end
+		index = default:find("[^, ]", index)
+		local flags = ""
+		if index then
+			flags = default:sub(index)
+			default = default:sub(1, index - 3) -- Make sure no flags in single-line format
+		end
+		table.insert(values, flags)
+
+		table.insert(settings, {
+			name = name,
+			readable_name = readable_name,
+			type = setting_type,
+			default = default,
+			default_table = {
+				offset = values[1],
+				scale = values[2],
+				spread = {
+					x = values[3],
+					y = values[4],
+					z = values[5]
+				},
+				seed = values[6],
+				octaves = values[7],
+				persistence = values[8],
+				lacunarity = values[9],
+				flags = values[10]
+			},
+			values = values,
+			comment = current_comment,
+			noise_params = true,
+			flags = flags_to_table("defaults,eased,absvalue")
+		})
+		return
+	end
+
 	if setting_type == "bool" then
 		if remaining_line ~= "false" and remaining_line ~= "true" then
 			return "Invalid boolean setting"
@@ -236,7 +294,7 @@ local function parse_setting_line(settings, line, read_all, base_level, allow_se
 			readable_name = readable_name,
 			type = "flags",
 			default = default,
-			possible = possible,
+			possible = flags_to_table(possible),
 			comment = current_comment,
 		})
 		return
@@ -430,11 +488,61 @@ local function get_current_value(setting)
 	return value
 end
 
+local function get_current_np_group(setting)
+	local value = core.settings:get_np_group(setting.name)
+	local t = {}
+	if value == nil then
+		t = setting.values
+	else
+		table.insert(t, value.offset)
+		table.insert(t, value.scale)
+		table.insert(t, value.spread.x)
+		table.insert(t, value.spread.y)
+		table.insert(t, value.spread.z)
+		table.insert(t, value.seed)
+		table.insert(t, value.octaves)
+		table.insert(t, value.persistence)
+		table.insert(t, value.lacunarity)
+		table.insert(t, value.flags)
+	end
+	return t
+end
+
+local function get_current_np_group_as_string(setting)
+	local value = core.settings:get_np_group(setting.name)
+	local t
+	if value == nil then
+		t = setting.default
+	else
+		t = value.offset .. ", " ..
+			value.scale .. ", (" ..
+			value.spread.x .. ", " ..
+			value.spread.y .. ", " ..
+			value.spread.z .. "), " ..
+			value.seed .. ", " ..
+			value.octaves .. ", " ..
+			value.persistence .. ", " ..
+			value.lacunarity .. ", " ..
+			value.flags
+	end
+	return t
+end
+
+local checkboxes = {} -- handle checkboxes events
+
 local function create_change_setting_formspec(dialogdata)
 	local setting = settings[selected_setting]
-	local formspec = "size[10,5.2,true]" ..
-			"button[5,4.5;2,1;btn_done;" .. fgettext("Save") .. "]" ..
-			"button[3,4.5;2,1;btn_cancel;" .. fgettext("Cancel") .. "]" ..
+	local height = 5.2
+	if setting.type == "noise_params_2d" or setting.type == "noise_params_3d" then
+		-- Three flags, checkboxes on 2 columns, with a vertical space of 1/2 unit
+		height = 8.7
+	elseif setting.type == "flags" then
+		-- Checkboxes on 2 columns, with a vertical space of 1/2 unit
+		height = 5.2 + math.ceil(#setting.possible / 2) / 2
+	end
+	local formspec = "size[10," .. height .. ",true]" ..
+			"button[5," .. height - 0.7 .. ";2,1;btn_done;" .. fgettext("Save") .. "]" ..
+			"button[3," .. height - 0.7 .. ";2,1;btn_cancel;" .. fgettext("Cancel") .. "]" ..
 			"tablecolumns[color;text]" ..
 			"tableoptions[background=#00000000;highlight=#00000000;border=false]" ..
 			"table[0,0;10,3;info;"
@@ -459,21 +567,6 @@ local function create_change_setting_formspec(dialogdata)
 		formspec = formspec .. "," .. core.formspec_escape(comment_line) .. ","
 	end
 
-	if setting.type == "flags" then
-		formspec = formspec .. ",,"
-				.. "," .. fgettext("Please enter a comma seperated list of flags.") .. ","
-				.. "," .. fgettext("Possible values are: ")
-				.. core.formspec_escape(setting.possible:gsub(",", ", ")) .. ","
-	elseif setting.type == "noise_params" then
-		formspec = formspec .. ",,"
-				.. "," .. fgettext("Format:") .. ","
-				.. "," .. fgettext("<offset>, <scale>, (<spreadX>, <spreadY>, <spreadZ>),") .. ","
-				.. "," .. fgettext("<seed>, <octaves>, <persistence>, <lacunarity>") .. ","
-	elseif setting.type == "v3f" then
-		formspec = formspec .. ",,"
-				.. "," .. fgettext_ne("Format is 3 numbers separated by commas and inside brackets.") .. ","
-	end
-
 	formspec = formspec:sub(1, -2) -- remove trailing comma
 
 	formspec = formspec .. ";1]"
@@ -514,8 +607,91 @@ local function create_change_setting_formspec(dialogdata)
 				.. core.formspec_escape(current_value) .. "]"
 				.. "button[8,3.75;2,1;btn_browser_" .. setting.type .. ";" .. fgettext("Browse") .. "]"
 
+	elseif setting.type == "noise_params_2d" or setting.type == "noise_params_3d" then
+		local t = get_current_np_group(setting)
+		local dimension = 3
+		if setting.type == "noise_params_2d" then
+			dimension = 2
+		end
+
+		formspec = formspec
+				.. "label[0,2.5;(" .. dimension .. "D Noise)]"
+				.. "field[0.5,4;3.3,1;te_offset;Offset;" -- Offset
+				.. core.formspec_escape(t[1] or "") .. "]"
+				.. "field[3.8,4;3.3,1;te_scale;Scale;" -- Scale
+				.. core.formspec_escape(t[2] or "") .. "]"
+				.. "field[7.1,4;3.3,1;te_seed;Seed;" -- Seed
+				.. core.formspec_escape(t[6] or "") .. "]"
+				.. "label[0.5,4.7;Spread]" -- Spread
+				.. "field[2.0,5;2.8,1;te_spreadx;X;"
+				.. core.formspec_escape(t[3] or "") .. "]"
+				.. "field[4.8,5;2.8,1;te_spready;Y;"
+				.. core.formspec_escape(t[4] or "") .. "]"
+				.. "field[7.6,5;2.8,1;te_spreadz;Z;"
+				.. core.formspec_escape(t[5] or "") .. "]"
+				.. "field[0.5,6;3.3,1;te_octaves;Octaves;" -- Octaves
+				.. core.formspec_escape(t[7] or "") .. "]"
+				.. "field[3.8,6;3.3,1;te_persist;Persistance;" -- Persistance
+				.. core.formspec_escape(t[8] or "") .. "]"
+				.. "field[7.1,6;3.3,1;te_lacun;Lacunarity;" -- Lacunarity
+				.. core.formspec_escape(t[9] or "") .. "]"
+
+		local enabled_flags = flags_to_table(t[10])
+		local flags = {}
+		for _, name in ipairs(enabled_flags) do
+			-- Index by name, to avoid iterating over all enabled_flags for every possible flag.
+			flags[name] = true
+		end
+		-- Flags
+		formspec = formspec
+				.. "checkbox[0.5,6.5;cb_defaults;defaults;" -- defaults
+				.. tostring(flags["defaults"] == true) .. "]" -- to get false if nil
+				.. "checkbox[5,6.5;cb_eased;eased;" -- eased
+				.. tostring(flags["eased"] == true) .. "]"
+				.. "checkbox[5,7.0;cb_absvalue;absvalue;" -- absvalue
+				.. tostring(flags["absvalue"] == true) .. "]"
+
+	elseif setting.type == "v3f" then
+		local val = get_current_value(setting)
+		local v3f = {}
+		for line in val:gmatch("[+-]?[%d.-e]+") do -- All numeric characters
+			table.insert(v3f, line)
+		end
+
+		formspec = formspec
+				.. "field[0.5,4;3.3,1;te_x;X;" -- X
+				.. core.formspec_escape(v3f[1] or "") .. "]"
+				.. "field[3.8,4;3.3,1;te_y;Y;" -- Y
+				.. core.formspec_escape(v3f[2] or "") .. "]"
+				.. "field[7.1,4;3.3,1;te_z;Z;" -- Z
+				.. core.formspec_escape(v3f[3] or "") .. "]"
+
+	elseif setting.type == "flags" then
+		local enabled_flags = flags_to_table(get_current_value(setting))
+		local flags = {}
+		for _, name in ipairs(enabled_flags) do
+			-- Index by name, to avoid iterating over all enabled_flags for every possible flag.
+			flags[name] = true
+		end
+		local flags_count = #setting.possible
+		for i, name in ipairs(setting.possible) do
+			local x = 0.5
+			local y = 3.5 + i / 2
+			if i - 1 >= flags_count / 2 then -- 2nd column
+				x = 5
+				y = y - flags_count / 4
+			end
+			local checkbox_name = "cb_" .. name
+			local is_enabled = flags[name] == true -- to get false if nil
+			checkboxes[checkbox_name] = is_enabled
+			formspec = formspec .. "checkbox["
+					.. x .. "," .. y
+					.. ";" .. checkbox_name .. ";"
+					.. name .. ";" .. tostring(is_enabled) .. "]"
+		end
+
 	else
-		-- TODO: fancy input for float, int, flags, noise_params, v3f
+		-- TODO: fancy input for float, int
 		local width = 10
 		local text = get_current_value(setting)
 		if dialogdata.error_message then
@@ -535,8 +711,8 @@ local function create_change_setting_formspec(dialogdata)
 end
 
 local function handle_change_setting_buttons(this, fields)
+	local setting = settings[selected_setting]
 	if fields["btn_done"] or fields["key_enter"] then
-		local setting = settings[selected_setting]
 		if setting.type == "bool" then
 			local new_value = fields["dd_setting_value"]
 			-- Note: new_value is the actual (translated) value shown in the dropdown
@@ -579,17 +755,49 @@ local function handle_change_setting_buttons(this, fields)
 			core.settings:set(setting.name, new_value)
 
 		elseif setting.type == "flags" then
-			local new_value = fields["te_setting_value"]
-			for _,value in ipairs(new_value:split(",", true)) do
-				value = value:trim()
-				local possible = "," .. setting.possible .. ","
-				if not possible:find("," .. value .. ",", 0, true) then
-					this.data.error_message = fgettext_ne("\"$1\" is not a valid flag.", value)
-					this.data.entered_text = fields["te_setting_value"]
-					core.update_formspec(this:get_formspec())
-					return true
+			local values = {}
+			for _, name in ipairs(setting.possible) do
+				if checkboxes["cb_" .. name] then
+					table.insert(values, name)
 				end
 			end
+
+			checkboxes = {}
+
+			local new_value = table.concat(values, ", ")
+			core.settings:set(setting.name, new_value)
+
+		elseif setting.type == "noise_params_2d" or setting.type == "noise_params_3d" then
+			local np_flags = {}
+			for _, name in ipairs(setting.flags) do
+				if checkboxes["cb_" .. name] then
+					table.insert(np_flags, name)
+				end
+			end
+
+			checkboxes = {}
+
+			local new_value = {
+				offset = fields["te_offset"],
+				scale = fields["te_scale"],
+				spread = {
+					x = fields["te_spreadx"],
+					y = fields["te_spready"],
+					z = fields["te_spreadz"]
+				},
+				seed = fields["te_seed"],
+				octaves = fields["te_octaves"],
+				persistence = fields["te_persist"],
+				lacunarity = fields["te_lacun"],
+				flags = table.concat(np_flags, ", ")
+			}
+			core.settings:set_np_group(setting.name, new_value)
+
+		elseif setting.type == "v3f" then
+			local new_value = "("
+					.. fields["te_x"] .. ", "
+					.. fields["te_y"] .. ", "
+					.. fields["te_z"] .. ")"
 			core.settings:set(setting.name, new_value)
 
 		else
@@ -621,6 +829,16 @@ local function handle_change_setting_buttons(this, fields)
 		core.update_formspec(this:get_formspec())
 	end
 
+	if setting.type == "flags"
+			or setting.type == "noise_params_2d"
+			or setting.type == "noise_params_3d" then
+		for name, value in pairs(fields) do
+			if name:sub(1, 3) == "cb_" then
+				checkboxes[name] = value == "true"
+			end
+		end
+	end
+
 	return false
 end
 
@@ -659,6 +877,10 @@ local function create_settings_formspec(tabview, name, tabdata)
 		elseif entry.type == "key" then
 			-- ignore key settings, since we have a special dialog for them
 
+		elseif entry.type == "noise_params_2d" or entry.type == "noise_params_3d" then
+			formspec = formspec .. "," .. (current_level + 1) .. "," .. core.formspec_escape(name) .. ","
+					.. core.formspec_escape(get_current_np_group_as_string(entry)) .. ","
+
 		else
 			formspec = formspec .. "," .. (current_level + 1) .. "," .. core.formspec_escape(name) .. ","
 					.. core.formspec_escape(get_current_value(entry)) .. ","
@@ -743,7 +965,12 @@ local function handle_settings_buttons(this, fields, tabname, tabdata)
 	if fields["btn_restore"] then
 		local setting = settings[selected_setting]
 		if setting and setting.type ~= "category" then
-			core.settings:set(setting.name, setting.default)
+			if setting.type == "noise_params_2d"
+					or setting.type == "noise_params_3d" then
+				core.settings:set_np_group(setting.name, setting.default_table)
+			else
+				core.settings:set(setting.name, setting.default)
+			end
 			core.settings:write()
 			core.update_formspec(this:get_formspec())
 		end
diff --git a/builtin/mainmenu/generate_from_settingtypes.lua b/builtin/mainmenu/generate_from_settingtypes.lua
index 6c9ba27fb..9b36843e1 100644
--- a/builtin/mainmenu/generate_from_settingtypes.lua
+++ b/builtin/mainmenu/generate_from_settingtypes.lua
@@ -22,6 +22,20 @@ local minetest_example_header = [[
 
 ]]
 
+local group_format_template = [[
+# %s = {
+#    offset      = %s,
+#    scale       = %s,
+#    spread      = (%s, %s, %s),
+#    seed        = %s,
+#    octaves     = %s,
+#    persistence = %s,
+#    lacunarity  = %s,
+#    flags       = "%s"
+# }
+
+]]
+
 local function create_minetest_conf_example()
 	local result = { minetest_example_header }
 	for _, entry in ipairs(settings) do
@@ -33,6 +47,12 @@ local function create_minetest_conf_example()
 				insert(result, "# " .. entry.name .. "\n\n")
 			end
 		else
+			local group_format = false
+			if entry.noise_params and entry.values then
+				if entry.type == "noise_params_2d" or entry.type == "noise_params_3d" then
+					group_format = true
+				end
+			end
 			if entry.comment ~= "" then
 				for _, comment_line in ipairs(entry.comment:split("\n", true)) do
 					insert(result, "#    " .. comment_line .. "\n")
@@ -45,18 +65,25 @@ local function create_minetest_conf_example()
 			if entry.max then
 				insert(result, " max: " .. entry.max)
 			end
-			if entry.values then
+			if entry.values and entry.noise_params == nil then
 				insert(result, " values: " .. concat(entry.values, ", "))
 			end
 			if entry.possible then
-				insert(result, " possible values: " .. entry.possible:gsub(",", ", "))
+				insert(result, " possible values: " .. concat(entry.possible, ", "))
 			end
 			insert(result, "\n")
-			local append
-			if entry.default ~= "" then
-				append = " " .. entry.default
+			if group_format == true then
+				insert(result, sprintf(group_format_template, entry.name, entry.values[1],
+						entry.values[2], entry.values[3], entry.values[4], entry.values[5],
+						entry.values[6], entry.values[7], entry.values[8], entry.values[9],
+						entry.values[10]))
+			else
+				local append
+				if entry.default ~= "" then
+					append = " " .. entry.default
+				end
+				insert(result, sprintf("# %s =%s\n\n", entry.name, append or ""))
 			end
-			insert(result, sprintf("# %s =%s\n\n", entry.name, append or ""))
 		end
 	end
 	return concat(result)
diff --git a/builtin/settingtypes.txt b/builtin/settingtypes.txt
index 7ebee9424..ad88b97d0 100644
--- a/builtin/settingtypes.txt
+++ b/builtin/settingtypes.txt
@@ -15,7 +15,9 @@
 #    - filepath
 #    - key (will be ignored in GUI, since a special key change dialog exists)
 #    - flags
-#    - noise_params
+#    - noise_params_2d
+#    - noise_params_3d
+#    - v3f
 #
 # `type_args` can be:
 #   * int:
@@ -39,8 +41,15 @@
 #   * flags:
 #            Flags are always separated by comma without spaces.
 #            - default possible_flags
-#   * noise_params:
-#            TODO: these are currently treated like strings
+#   * noise_params_2d:
+#            Format is <offset>, <scale>, (<spreadX>, <spreadY>, <spreadZ>), <seed>, <octaves>, <persistance>, <lacunarity>[, <default flags>]
+#            - default
+#   * noise_params_3d:
+#            Format is <offset>, <scale>, (<spreadX>, <spreadY>, <spreadZ>), <seed>, <octaves>, <persistance>, <lacunarity>[, <default flags>]
+#            - default
+#   * v3f:
+#            Format is (<X>, <Y>, <Z>)
+#            - default
 #
 # Comments directly above a setting are bound to this setting.
 # All other comments are ignored.
@@ -1239,7 +1248,7 @@ mapgen_limit (Map generation limit) int 31000 0 31000
 #    Global map generation attributes.
 #    In Mapgen v6 the 'decorations' flag controls all decorations except trees
 #    and junglegrass, in all other mapgens this flag controls all decorations.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mg_flags (Mapgen flags) flags caves,dungeons,light,decorations caves,dungeons,light,decorations,nocaves,nodungeons,nolight,nodecorations
 
@@ -1249,21 +1258,21 @@ projecting_dungeons (Projecting dungeons) bool true
 [*Biome API temperature and humidity noise parameters]
 
 #    Temperature variation for biomes.
-mg_biome_np_heat (Heat noise) noise_params 50, 50, (1000, 1000, 1000), 5349, 3, 0.5, 2.0
+mg_biome_np_heat (Heat noise) noise_params_2d 50, 50, (1000, 1000, 1000), 5349, 3, 0.5, 2.0, eased
 
 #    Small-scale temperature variation for blending biomes on borders.
-mg_biome_np_heat_blend (Heat blend noise) noise_params 0, 1.5, (8, 8, 8), 13, 2, 1.0, 2.0
+mg_biome_np_heat_blend (Heat blend noise) noise_params_2d 0, 1.5, (8, 8, 8), 13, 2, 1.0, 2.0, eased
 
 #    Humidity variation for biomes.
-mg_biome_np_humidity (Humidity noise) noise_params 50, 50, (1000, 1000, 1000), 842, 3, 0.5, 2.0
+mg_biome_np_humidity (Humidity noise) noise_params_2d 50, 50, (1000, 1000, 1000), 842, 3, 0.5, 2.0, eased
 
 #    Small-scale humidity variation for blending biomes on borders.
-mg_biome_np_humidity_blend (Humidity blend noise) noise_params 0, 1.5, (8, 8, 8), 90003, 2, 1.0, 2.0
+mg_biome_np_humidity_blend (Humidity blend noise) noise_params_2d 0, 1.5, (8, 8, 8), 90003, 2, 1.0, 2.0, eased
 
 [*Mapgen V5]
 
 #    Map generation attributes specific to Mapgen v5.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mgv5_spflags (Mapgen V5 specific flags) flags caverns caverns,nocaverns
 
@@ -1288,39 +1297,26 @@ mgv5_cavern_threshold (Cavern threshold) float 0.7
 [**Noises]
 
 #    Variation of biome filler depth.
-mgv5_np_filler_depth (Filler depth noise) noise_params 0, 1, (150, 150, 150), 261, 4, 0.7, 2.0
+mgv5_np_filler_depth (Filler depth noise) noise_params_2d 0, 1, (150, 150, 150), 261, 4, 0.7, 2.0, eased
 
 #    Variation of terrain vertical scale.
 #    When noise is < -0.55 terrain is near-flat.
-mgv5_np_factor (Factor noise) noise_params 0, 1, (250, 250, 250), 920381, 3, 0.45, 2.0
+mgv5_np_factor (Factor noise) noise_params_2d 0, 1, (250, 250, 250), 920381, 3, 0.45, 2.0, eased
 
 #    Y-level of average terrain surface.
-mgv5_np_height (Height noise) noise_params 0, 10, (250, 250, 250), 84174, 4, 0.5, 2.0
+mgv5_np_height (Height noise) noise_params_2d 0, 10, (250, 250, 250), 84174, 4, 0.5, 2.0, eased
 
 #    First of 2 3D noises that together define tunnels.
-mgv5_np_cave1 (Cave1 noise) noise_params 0, 12, (50, 50, 50), 52534, 4, 0.5, 2.0
+mgv5_np_cave1 (Cave1 noise) noise_params_3d 0, 12, (50, 50, 50), 52534, 4, 0.5, 2.0
 
 #    Second of 2 3D noises that together define tunnels.
-mgv5_np_cave2 (Cave2 noise) noise_params 0, 12, (50, 50, 50), 10325, 4, 0.5, 2.0
+mgv5_np_cave2 (Cave2 noise) noise_params_3d 0, 12, (50, 50, 50), 10325, 4, 0.5, 2.0
 
 #    3D noise defining giant caverns.
-mgv5_np_cavern (Cavern noise) noise_params 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
+mgv5_np_cavern (Cavern noise) noise_params_3d 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
 
-#    TODO
-#    Noise parameters in group format, unsupported by advanced settings
-#    menu but settable in minetest.conf.
-#    See documentation of noise parameter formats in minetest.conf.example.
 #    3D noise defining terrain.
-#mgv5_np_ground = {
-#    offset      = 0
-#    scale       = 40
-#    spread      = (80, 80, 80)
-#    seed        = 983240
-#    octaves     = 4
-#    persistence = 0.55
-#    lacunarity  = 2.0
-#    flags       = "eased"
-#}
+mgv5_np_ground (Ground noise) noise_params_3d 0, 40, (80, 80, 80), 983240, 4, 0.55, 2.0, eased
 
 [*Mapgen V6]
 
@@ -1328,7 +1324,7 @@ mgv5_np_cavern (Cavern noise) noise_params 0, 1, (384, 128, 384), 723, 5, 0.63,
 #    The 'snowbiomes' flag enables the new 5 biome system.
 #    When the new biome system is enabled jungles are automatically enabled and
 #    the 'jungles' flag is ignored.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mgv6_spflags (Mapgen V6 specific flags) flags jungles,biomeblend,mudflow,snowbiomes,trees jungles,biomeblend,mudflow,snowbiomes,flat,trees,nojungles,nobiomeblend,nomudflow,nosnowbiomes,noflat,notrees
 
@@ -1342,43 +1338,43 @@ mgv6_freq_beach (Beach noise threshold) float 0.15
 [**Noises]
 
 #    Y-level of lower terrain and lakebeds.
-mgv6_np_terrain_base (Terrain base noise) noise_params -4, 20, (250, 250, 250), 82341, 5, 0.6, 2.0
+mgv6_np_terrain_base (Terrain base noise) noise_params_2d -4, 20, (250, 250, 250), 82341, 5, 0.6, 2.0, eased
 
 #    Y-level of higher (cliff-top) terrain.
-mgv6_np_terrain_higher (Terrain higher noise) noise_params 20, 16, (500, 500, 500), 85039, 5, 0.6, 2.0
+mgv6_np_terrain_higher (Terrain higher noise) noise_params_2d 20, 16, (500, 500, 500), 85039, 5, 0.6, 2.0, eased
 
 #    Varies steepness of cliffs.
-mgv6_np_steepness (Steepness noise) noise_params 0.85, 0.5, (125, 125, 125), -932, 5, 0.7, 2.0
+mgv6_np_steepness (Steepness noise) noise_params_2d 0.85, 0.5, (125, 125, 125), -932, 5, 0.7, 2.0, eased
 
 #    Defines areas of 'terrain_higher' (cliff-top terrain).
-mgv6_np_height_select (Height select noise) noise_params 0.5, 1, (250, 250, 250), 4213, 5, 0.69, 2.0
+mgv6_np_height_select (Height select noise) noise_params_2d 0.5, 1, (250, 250, 250), 4213, 5, 0.69, 2.0, eased
 
 #    Varies depth of biome surface nodes.
-mgv6_np_mud (Mud noise) noise_params 4, 2, (200, 200, 200), 91013, 3, 0.55, 2.0
+mgv6_np_mud (Mud noise) noise_params_2d 4, 2, (200, 200, 200), 91013, 3, 0.55, 2.0, eased
 
 #    Defines areas with sandy beaches.
-mgv6_np_beach (Beach noise) noise_params 0, 1, (250, 250, 250), 59420, 3, 0.50, 2.0
+mgv6_np_beach (Beach noise) noise_params_2d 0, 1, (250, 250, 250), 59420, 3, 0.50, 2.0, eased
 
 #    Temperature variation for biomes.
-mgv6_np_biome (Biome noise) noise_params 0, 1, (500, 500, 500), 9130, 3, 0.50, 2.0
+mgv6_np_biome (Biome noise) noise_params_2d 0, 1, (500, 500, 500), 9130, 3, 0.50, 2.0, eased
 
 #    Variation of number of caves.
-mgv6_np_cave (Cave noise) noise_params 6, 6, (250, 250, 250), 34329, 3, 0.50, 2.0
+mgv6_np_cave (Cave noise) noise_params_2d 6, 6, (250, 250, 250), 34329, 3, 0.50, 2.0, eased
 
 #    Humidity variation for biomes.
-mgv6_np_humidity (Humidity noise) noise_params 0.5, 0.5, (500, 500, 500), 72384, 3, 0.50, 2.0
+mgv6_np_humidity (Humidity noise) noise_params_2d 0.5, 0.5, (500, 500, 500), 72384, 3, 0.50, 2.0, eased
 
 #    Defines tree areas and tree density.
-mgv6_np_trees (Trees noise) noise_params 0, 1, (125, 125, 125), 2, 4, 0.66, 2.0
+mgv6_np_trees (Trees noise) noise_params_2d 0, 1, (125, 125, 125), 2, 4, 0.66, 2.0, eased
 
 #    Defines areas where trees have apples.
-mgv6_np_apple_trees (Apple trees noise) noise_params 0, 1, (100, 100, 100), 342902, 3, 0.45, 2.0
+mgv6_np_apple_trees (Apple trees noise) noise_params_2d 0, 1, (100, 100, 100), 342902, 3, 0.45, 2.0, eased
 
 [*Mapgen V7]
 
 #    Map generation attributes specific to Mapgen v7.
 #    'ridges' enables the rivers.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mgv7_spflags (Mapgen V7 specific flags) flags mountains,ridges,nofloatlands,caverns mountains,ridges,floatlands,caverns,nomountains,noridges,nofloatlands,nocaverns
 
@@ -1419,54 +1415,54 @@ mgv7_cavern_threshold (Cavern threshold) float 0.7
 [**Noises]
 
 #    Y-level of higher (cliff-top) terrain.
-mgv7_np_terrain_base (Terrain base noise) noise_params 4, 70, (600, 600, 600), 82341, 5, 0.6, 2.0
+mgv7_np_terrain_base (Terrain base noise) noise_params_2d 4, 70, (600, 600, 600), 82341, 5, 0.6, 2.0, eased
 
 #    Y-level of lower terrain and lakebeds.
-mgv7_np_terrain_alt (Terrain alt noise) noise_params 4, 25, (600, 600, 600), 5934, 5, 0.6, 2.0
+mgv7_np_terrain_alt (Terrain alt noise) noise_params_2d 4, 25, (600, 600, 600), 5934, 5, 0.6, 2.0, eased
 
 #    Varies roughness of terrain.
 #    Defines the 'persistence' value for terrain_base and terrain_alt noises.
-mgv7_np_terrain_persist (Terrain persistence noise) noise_params 0.6, 0.1, (2000, 2000, 2000), 539, 3, 0.6, 2.0
+mgv7_np_terrain_persist (Terrain persistence noise) noise_params_2d 0.6, 0.1, (2000, 2000, 2000), 539, 3, 0.6, 2.0, eased
 
 #    Defines areas of higher (cliff-top) terrain and affects steepness of cliffs.
-mgv7_np_height_select (Height select noise) noise_params -8, 16, (500, 500, 500), 4213, 6, 0.7, 2.0
+mgv7_np_height_select (Height select noise) noise_params_2d -8, 16, (500, 500, 500), 4213, 6, 0.7, 2.0, eased
 
 #    Variation of biome filler depth.
-mgv7_np_filler_depth (Filler depth noise) noise_params 0, 1.2, (150, 150, 150), 261, 3, 0.7, 2.0
+mgv7_np_filler_depth (Filler depth noise) noise_params_2d 0, 1.2, (150, 150, 150), 261, 3, 0.7, 2.0, eased
 
 #    Variation of maximum mountain height (in nodes).
-mgv7_np_mount_height (Mountain height noise) noise_params 256, 112, (1000, 1000, 1000), 72449, 3, 0.6, 2.0
+mgv7_np_mount_height (Mountain height noise) noise_params_2d 256, 112, (1000, 1000, 1000), 72449, 3, 0.6, 2.0, eased
 
 #    Defines large-scale river channel structure.
-mgv7_np_ridge_uwater (Ridge underwater noise) noise_params 0, 1, (1000, 1000, 1000), 85039, 5, 0.6, 2.0
+mgv7_np_ridge_uwater (Ridge underwater noise) noise_params_2d 0, 1, (1000, 1000, 1000), 85039, 5, 0.6, 2.0, eased
 
 #    Defines areas of floatland smooth terrain.
 #    Smooth floatlands occur when noise > 0.
-mgv7_np_floatland_base (Floatland base noise) noise_params -0.6, 1.5, (600, 600, 600), 114, 5, 0.6, 2.0
+mgv7_np_floatland_base (Floatland base noise) noise_params_2d -0.6, 1.5, (600, 600, 600), 114, 5, 0.6, 2.0, eased
 
 #    Variation of hill height and lake depth on floatland smooth terrain.
-mgv7_np_float_base_height (Floatland base height noise) noise_params 48, 24, (300, 300, 300), 907, 4, 0.7, 2.0
+mgv7_np_float_base_height (Floatland base height noise) noise_params_2d 48, 24, (300, 300, 300), 907, 4, 0.7, 2.0, eased
 
 #    3D noise defining mountain structure and height.
 #    Also defines structure of floatland mountain terrain.
-mgv7_np_mountain (Mountain noise) noise_params -0.6, 1, (250, 350, 250), 5333, 5, 0.63, 2.0
+mgv7_np_mountain (Mountain noise) noise_params_3d -0.6, 1, (250, 350, 250), 5333, 5, 0.63, 2.0
 
 #    3D noise defining structure of river canyon walls.
-mgv7_np_ridge (Ridge noise) noise_params 0, 1, (100, 100, 100), 6467, 4, 0.75, 2.0
+mgv7_np_ridge (Ridge noise) noise_params_3d 0, 1, (100, 100, 100), 6467, 4, 0.75, 2.0
 
 #    3D noise defining giant caverns.
-mgv7_np_cavern (Cavern noise) noise_params 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
+mgv7_np_cavern (Cavern noise) noise_params_3d 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
 
 #    First of 2 3D noises that together define tunnels.
-mgv7_np_cave1 (Cave1 noise) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+mgv7_np_cave1 (Cave1 noise) noise_params_3d 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
 
 #    Second of 2 3D noises that together define tunnels.
-mgv7_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+mgv7_np_cave2 (Cave2 noise) noise_params_3d 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
 [*Mapgen Carpathian]
 
 #    Map generation attributes specific to Mapgen Carpathian.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mgcarpathian_spflags (Mapgen Carpathian specific flags) flags caverns caverns,nocaverns
 
@@ -1491,58 +1487,58 @@ mgcarpathian_cavern_threshold (Cavern threshold) float 0.7
 [**Noises]
 
 #    2D noise that defines the base ground level.
-mgcarpathian_np_base (Base ground noise) noise_params 12, 1, (2557, 2557, 2557), 6538, 4, 0.8, 0.5
+mgcarpathian_np_base (Base ground noise) noise_params_2d 12, 1, (2557, 2557, 2557), 6538, 4, 0.8, 0.5, eased
 
 #    Variation of biome filler depth.
-mgcarpathian_np_filler_depth (Filler depth noise) noise_params 0, 1, (128, 128, 128), 261, 3, 0.7, 2.0
+mgcarpathian_np_filler_depth (Filler depth noise) noise_params_2d 0, 1, (128, 128, 128), 261, 3, 0.7, 2.0, eased
 
-#    First of 4 3D noises that together define hill/mountain range height.
-mgcarpathian_np_height1 (Hilliness1 noise) noise_params 0, 5, (251, 251, 251), 9613, 5, 0.5, 2.0
+#    First of 4 2D noises that together define hill/mountain range height.
+mgcarpathian_np_height1 (Hilliness1 noise) noise_params_2d 0, 5, (251, 251, 251), 9613, 5, 0.5, 2.0, eased
 
-#    Second of 4 3D noises that together define hill/mountain range height.
-mgcarpathian_np_height2 (Hilliness2 noise) noise_params 0, 5, (383, 383, 383), 1949, 5, 0.5, 2.0
+#    Second of 4 2D noises that together define hill/mountain range height.
+mgcarpathian_np_height2 (Hilliness2 noise) noise_params_2d 0, 5, (383, 383, 383), 1949, 5, 0.5, 2.0, eased
 
-#    Third of 4 3D noises that together define hill/mountain range height.
-mgcarpathian_np_height3 (Hilliness3 noise) noise_params 0, 5, (509, 509, 509), 3211, 5, 0.5, 2.0
+#    Third of 4 2D noises that together define hill/mountain range height.
+mgcarpathian_np_height3 (Hilliness3 noise) noise_params_2d 0, 5, (509, 509, 509), 3211, 5, 0.5, 2.0, eased
 
-#    Fourth of 4 3D noises that together define hill/mountain range height.
-mgcarpathian_np_height4 (Hilliness4 noise) noise_params 0, 5, (631, 631, 631), 1583, 5, 0.5, 2.0
+#    Fourth of 4 2D noises that together define hill/mountain range height.
+mgcarpathian_np_height4 (Hilliness4 noise) noise_params_2d 0, 5, (631, 631, 631), 1583, 5, 0.5, 2.0, eased
 
 #    2D noise that controls the size/occurance of rolling hills.
-mgcarpathian_np_hills_terrain (Rolling hills spread noise) noise_params 1, 1, (1301, 1301, 1301), 1692, 3, 0.5, 2.0
+mgcarpathian_np_hills_terrain (Rolling hills spread noise) noise_params_2d 1, 1, (1301, 1301, 1301), 1692, 3, 0.5, 2.0, eased
 
 #    2D noise that controls the size/occurance of ridged mountain ranges.
-mgcarpathian_np_ridge_terrain (Ridge mountain spread noise) noise_params 1, 1, (1889, 1889, 1889), 3568, 3, 0.5, 2.0
+mgcarpathian_np_ridge_terrain (Ridge mountain spread noise) noise_params_2d 1, 1, (1889, 1889, 1889), 3568, 3, 0.5, 2.0, eased
 
 #    2D noise that controls the size/occurance of step mountain ranges.
-mgcarpathian_np_step_terrain (Step mountain spread noise) noise_params 1, 1, (1889, 1889, 1889), 4157, 3, 0.5, 2.0
+mgcarpathian_np_step_terrain (Step mountain spread noise) noise_params_2d 1, 1, (1889, 1889, 1889), 4157, 3, 0.5, 2.0, eased
 
 #    2D noise that controls the shape/size of rolling hills.
-mgcarpathian_np_hills (Rolling hill size noise) noise_params 0, 3, (257, 257, 257), 6604, 6, 0.5, 2.0
+mgcarpathian_np_hills (Rolling hill size noise) noise_params_2d 0, 3, (257, 257, 257), 6604, 6, 0.5, 2.0, eased
 
 #    2D noise that controls the shape/size of ridged mountains.
-mgcarpathian_np_ridge_mnt (Ridged mountain size noise) noise_params 0, 12, (743, 743, 743), 5520, 6, 0.7, 2.0
+mgcarpathian_np_ridge_mnt (Ridged mountain size noise) noise_params_2d 0, 12, (743, 743, 743), 5520, 6, 0.7, 2.0, eased
 
 #    2D noise that controls the shape/size of step mountains.
-mgcarpathian_np_step_mnt (Step mountain size noise) noise_params 0, 8, (509, 509, 509), 2590, 6, 0.6, 2.0
+mgcarpathian_np_step_mnt (Step mountain size noise) noise_params_2d 0, 8, (509, 509, 509), 2590, 6, 0.6, 2.0, eased
 
 #    3D noise for mountain overhangs, cliffs, etc. Usually small variations.
-mgcarpathian_np_mnt_var (Mountain variation noise) noise_params 0, 1, (499, 499, 499), 2490, 5, 0.55, 2.0
+mgcarpathian_np_mnt_var (Mountain variation noise) noise_params_3d 0, 1, (499, 499, 499), 2490, 5, 0.55, 2.0
 
 #    First of 2 3D noises that together define tunnels.
-mgcarpathian_np_cave1 (Cave1 noise) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+mgcarpathian_np_cave1 (Cave1 noise) noise_params_3d 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
 
 #    Second of 2 3D noises that together define tunnels.
-mgcarpathian_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+mgcarpathian_np_cave2 (Cave2 noise) noise_params_3d 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
 #    3D noise defining giant caverns.
-mgcarpathian_np_cavern (Cavern noise) noise_params 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
+mgcarpathian_np_cavern (Cavern noise) noise_params_3d 0, 1, (384, 128, 384), 723, 5, 0.63, 2.0
 
 [*Mapgen Flat]
 
 #    Map generation attributes specific to Mapgen flat.
 #    Occasional lakes and hills can be added to the flat world.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mgflat_spflags (Mapgen Flat specific flags) flags nolakes,nohills lakes,hills,nolakes,nohills
 
@@ -1577,16 +1573,16 @@ mgflat_hill_steepness (Hill steepness) float 64.0
 [**Noises]
 
 #    Defines location and terrain of optional hills and lakes.
-mgflat_np_terrain (Terrain noise) noise_params 0, 1, (600, 600, 600), 7244, 5, 0.6, 2.0
+mgflat_np_terrain (Terrain noise) noise_params_2d 0, 1, (600, 600, 600), 7244, 5, 0.6, 2.0, eased
 
 #    Variation of biome filler depth.
-mgflat_np_filler_depth (Filler depth noise) noise_params 0, 1.2, (150, 150, 150), 261, 3, 0.7, 2.0
+mgflat_np_filler_depth (Filler depth noise) noise_params_2d 0, 1.2, (150, 150, 150), 261, 3, 0.7, 2.0, eased
 
 #    First of 2 3D noises that together define tunnels.
-mgflat_np_cave1 (Cave1 noise) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+mgflat_np_cave1 (Cave1 noise) noise_params_3d 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
 
 #    Second of 2 3D noises that together define tunnels.
-mgflat_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+mgflat_np_cave2 (Cave2 noise) noise_params_3d 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
 [*Mapgen Fractal]
 
@@ -1659,16 +1655,16 @@ mgfractal_julia_w (Julia w) float 0.33
 [**Noises]
 
 #    Y-level of seabed.
-mgfractal_np_seabed (Seabed noise) noise_params -14, 9, (600, 600, 600), 41900, 5, 0.6, 2.0
+mgfractal_np_seabed (Seabed noise) noise_params_2d -14, 9, (600, 600, 600), 41900, 5, 0.6, 2.0, eased
 
 #    Variation of biome filler depth.
-mgfractal_np_filler_depth (Filler depth noise) noise_params 0, 1.2, (150, 150, 150), 261, 3, 0.7, 2.0
+mgfractal_np_filler_depth (Filler depth noise) noise_params_2d 0, 1.2, (150, 150, 150), 261, 3, 0.7, 2.0, eased
 
 #    First of 2 3D noises that together define tunnels.
-mgfractal_np_cave1 (Cave1 noise) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+mgfractal_np_cave1 (Cave1 noise) noise_params_3d 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
 
 #    Second of 2 3D noises that together define tunnels.
-mgfractal_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+mgfractal_np_cave2 (Cave2 noise) noise_params_3d 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
 [*Mapgen Valleys]
 
@@ -1676,7 +1672,7 @@ mgfractal_np_cave2 (Cave2 noise) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5
 #    'altitude_chill' makes higher elevations colder, which may cause biome issues.
 #    'humid_rivers' modifies the humidity around rivers and in areas where water would tend to pool,
 #    it may interfere with delicately adjusted biomes.
-#    Flags that are not specified in the flag string are not modified from the default.
+#    Flags that are not enabled are not modified from the default.
 #    Flags starting with 'no' are used to explicitly disable them.
 mg_valleys_spflags (Mapgen Valleys specific flags) flags altitude_chill,humid_rivers altitude_chill,noaltitude_chill,humid_rivers,nohumid_rivers
 
@@ -1709,34 +1705,34 @@ mgvalleys_cave_width (Cave width) float 0.09
 [**Noises]
 
 # Caves and tunnels form at the intersection of the two noises
-mgvalleys_np_cave1 (Cave noise #1) noise_params 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
+mgvalleys_np_cave1 (Cave noise #1) noise_params_3d 0, 12, (61, 61, 61), 52534, 3, 0.5, 2.0
 
 # Caves and tunnels form at the intersection of the two noises
-mgvalleys_np_cave2 (Cave noise #2) noise_params 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
+mgvalleys_np_cave2 (Cave noise #2) noise_params_3d 0, 12, (67, 67, 67), 10325, 3, 0.5, 2.0
 
 # The depth of dirt or other filler
-mgvalleys_np_filler_depth (Filler Depth) noise_params 0, 1.2, (256, 256, 256), 1605, 3, 0.5, 2.0
+mgvalleys_np_filler_depth (Filler Depth) noise_params_2d 0, 1.2, (256, 256, 256), 1605, 3, 0.5, 2.0, eased
 
 # Massive caves form here.
-mgvalleys_np_massive_caves (Massive cave noise) noise_params 0, 1, (768, 256, 768), 59033, 6, 0.63, 2.0
+mgvalleys_np_massive_caves (Massive cave noise) noise_params_3d 0, 1, (768, 256, 768), 59033, 6, 0.63, 2.0
 
 # River noise -- rivers occur close to zero
-mgvalleys_np_rivers (River Noise) noise_params 0, 1, (256, 256, 256), -6050, 5, 0.6, 2.0
+mgvalleys_np_rivers (River Noise) noise_params_2d 0, 1, (256, 256, 256), -6050, 5, 0.6, 2.0, eased
 
 # Base terrain height
-mgvalleys_np_terrain_height (Terrain Height) noise_params -10, 50, (1024, 1024, 1024), 5202, 6, 0.4, 2.0
+mgvalleys_np_terrain_height (Terrain Height) noise_params_2d -10, 50, (1024, 1024, 1024), 5202, 6, 0.4, 2.0, eased
 
 # Raises terrain to make valleys around the rivers
-mgvalleys_np_valley_depth (Valley Depth) noise_params 5, 4, (512, 512, 512), -1914, 1, 1.0, 2.0
+mgvalleys_np_valley_depth (Valley Depth) noise_params_2d 5, 4, (512, 512, 512), -1914, 1, 1.0, 2.0, eased
 
 # Slope and fill work together to modify the heights
-mgvalleys_np_inter_valley_fill (Valley Fill) noise_params 0, 1, (256, 512, 256), 1993, 6, 0.8, 2.0
+mgvalleys_np_inter_valley_fill (Valley Fill) noise_params_3d 0, 1, (256, 512, 256), 1993, 6, 0.8, 2.0
 
 # Amplifies the valleys
-mgvalleys_np_valley_profile (Valley Profile) noise_params 0.6, 0.5, (512, 512, 512), 777, 1, 1.0, 2.0
+mgvalleys_np_valley_profile (Valley Profile) noise_params_2d 0.6, 0.5, (512, 512, 512), 777, 1, 1.0, 2.0, eased
 
 # Slope and fill work together to modify the heights
-mgvalleys_np_inter_valley_slope (Valley Slope) noise_params 0.5, 0.5, (128, 128, 128), 746, 1, 1.0, 2.0
+mgvalleys_np_inter_valley_slope (Valley Slope) noise_params_2d 0.5, 0.5, (128, 128, 128), 746, 1, 1.0, 2.0, eased
 
 [*Advanced]
 
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 726c23af6..9e3895d83 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -1043,13 +1043,13 @@ Accumulates the absolute value of each noise gradient result.
 Noise parameters format example for 2D or 3D perlin noise or perlin noise maps:
 
     np_terrain = {
-        offset = 0,
-        scale = 1,
-        spread = {x=500, y=500, z=500},
+        offset = "0",
+        scale = "1",
+        spread = {x="500", y="500", z="500"},
         seed = 571347,
         octaves = 5,
-        persist = 0.63,
-        lacunarity = 2.0,
+        persist = "0.63",
+        lacunarity = "2.0",
         flags = "defaults, absvalue"
     }
     ^ A single noise parameter table can be used to get 2D or 3D noise,
@@ -4024,12 +4024,16 @@ It can be created via `Settings(filename)`.
 #### Methods
 * `get(key)`: returns a value
 * `get_bool(key)`: returns a boolean
+* `get_np_group(key)`: returns a NoiseParams table
 * `set(key, value)`
     * Setting names can't contain whitespace or any of `="{}#`.
     * Setting values can't contain the sequence `\n"""`.
     * Setting names starting with "secure." can't be set on the main settings object (`minetest.settings`).
 * `set_bool(key, value)`
     * See documentation for set() above.
+* `set_np_group(key, value)`
+    * `value` is a NoiseParams table.
+    * Also, see documentation for set() above.
 * `remove(key)`: returns a boolean (`true` for success)
 * `get_names()`: returns `{key1,...}`
 * `write()`: returns a boolean (`true` for success)
diff --git a/src/script/common/c_content.cpp b/src/script/common/c_content.cpp
index 4d8cdd352..1bbfac25f 100644
--- a/src/script/common/c_content.cpp
+++ b/src/script/common/c_content.cpp
@@ -1586,13 +1586,13 @@ bool read_noiseparams(lua_State *L, int index, NoiseParams *np)
 void push_noiseparams(lua_State *L, NoiseParams *np)
 {
 	lua_newtable(L);
-	lua_pushnumber(L, np->offset);
+	push_float_string(L, np->offset);
 	lua_setfield(L, -2, "offset");
-	lua_pushnumber(L, np->scale);
+	push_float_string(L, np->scale);
 	lua_setfield(L, -2, "scale");
-	lua_pushnumber(L, np->persist);
+	push_float_string(L, np->persist);
 	lua_setfield(L, -2, "persistence");
-	lua_pushnumber(L, np->lacunarity);
+	push_float_string(L, np->lacunarity);
 	lua_setfield(L, -2, "lacunarity");
 	lua_pushnumber(L, np->seed);
 	lua_setfield(L, -2, "seed");
@@ -1603,7 +1603,7 @@ void push_noiseparams(lua_State *L, NoiseParams *np)
 		np->flags);
 	lua_setfield(L, -2, "flags");
 
-	push_v3f(L, np->spread);
+	push_v3_float_string(L, np->spread);
 	lua_setfield(L, -2, "spread");
 }
 
diff --git a/src/script/common/c_converter.cpp b/src/script/common/c_converter.cpp
index 8f88aeb60..e81cecac8 100644
--- a/src/script/common/c_converter.cpp
+++ b/src/script/common/c_converter.cpp
@@ -51,6 +51,15 @@ if (value < F1000_MIN || value > F1000_MAX) { \
 #define CHECK_POS_TAB(index) CHECK_TYPE(index, "position", LUA_TTABLE)
 
 
+void push_float_string(lua_State *L, float value)
+{
+	std::stringstream ss;
+	std::string str;
+	ss << value;
+	str = ss.str();
+	lua_pushstring(L, str.c_str());
+}
+
 void push_v3f(lua_State *L, v3f p)
 {
 	lua_newtable(L);
@@ -71,6 +80,26 @@ void push_v2f(lua_State *L, v2f p)
 	lua_setfield(L, -2, "y");
 }
 
+void push_v3_float_string(lua_State *L, v3f p)
+{
+	lua_newtable(L);
+	push_float_string(L, p.X);
+	lua_setfield(L, -2, "x");
+	push_float_string(L, p.Y);
+	lua_setfield(L, -2, "y");
+	push_float_string(L, p.Z);
+	lua_setfield(L, -2, "z");
+}
+
+void push_v2_float_string(lua_State *L, v2f p)
+{
+	lua_newtable(L);
+	push_float_string(L, p.X);
+	lua_setfield(L, -2, "x");
+	push_float_string(L, p.Y);
+	lua_setfield(L, -2, "y");
+}
+
 v2s16 read_v2s16(lua_State *L, int index)
 {
 	v2s16 p;
diff --git a/src/script/common/c_converter.h b/src/script/common/c_converter.h
index 18b8f6531..7827d8146 100644
--- a/src/script/common/c_converter.h
+++ b/src/script/common/c_converter.h
@@ -99,6 +99,9 @@ std::vector<aabb3f> read_aabb3f_vector  (lua_State *L, int index, f32 scale);
 size_t              read_stringlist     (lua_State *L, int index,
                                          std::vector<std::string> *result);
 
+void                push_float_string   (lua_State *L, float value);
+void                push_v3_float_string(lua_State *L, v3f p);
+void                push_v2_float_string(lua_State *L, v2f p);
 void                push_v2s16          (lua_State *L, v2s16 p);
 void                push_v2s32          (lua_State *L, v2s32 p);
 void                push_v3s16          (lua_State *L, v3s16 p);
diff --git a/src/script/lua_api/l_settings.cpp b/src/script/lua_api/l_settings.cpp
index 2d6769ea1..141ac61d1 100644
--- a/src/script/lua_api/l_settings.cpp
+++ b/src/script/lua_api/l_settings.cpp
@@ -21,6 +21,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "lua_api/l_internal.h"
 #include "cpp_api/s_security.h"
 #include "settings.h"
+#include "noise.h"
 #include "log.h"
 
 
@@ -105,6 +106,24 @@ int LuaSettings::l_get_bool(lua_State* L)
 	return 1;
 }
 
+// get_np_group(self, key) -> value
+int LuaSettings::l_get_np_group(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	LuaSettings *o = checkobject(L, 1);
+
+	std::string key = std::string(luaL_checkstring(L, 2));
+	if (o->m_settings->exists(key)) {
+		NoiseParams np;
+		o->m_settings->getNoiseParams(key, np);
+		push_noiseparams(L, &np);
+	} else {
+		lua_pushnil(L);
+	}
+
+	return 1;
+}
+
 // set(self, key, value)
 int LuaSettings::l_set(lua_State* L)
 {
@@ -138,6 +157,23 @@ int LuaSettings::l_set_bool(lua_State* L)
 	return 1;
 }
 
+// set(self, key, value)
+int LuaSettings::l_set_np_group(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	LuaSettings *o = checkobject(L, 1);
+
+	std::string key = std::string(luaL_checkstring(L, 2));
+	NoiseParams value;
+	read_noiseparams(L, 3, &value);
+
+	SET_SECURITY_CHECK(L, key);
+
+	o->m_settings->setNoiseParams(key, value, false);
+
+	return 0;
+}
+
 // remove(self, key) -> success
 int LuaSettings::l_remove(lua_State* L)
 {
@@ -264,8 +300,10 @@ const char LuaSettings::className[] = "Settings";
 const luaL_Reg LuaSettings::methods[] = {
 	luamethod(LuaSettings, get),
 	luamethod(LuaSettings, get_bool),
+	luamethod(LuaSettings, get_np_group),
 	luamethod(LuaSettings, set),
 	luamethod(LuaSettings, set_bool),
+	luamethod(LuaSettings, set_np_group),
 	luamethod(LuaSettings, remove),
 	luamethod(LuaSettings, get_names),
 	luamethod(LuaSettings, write),
diff --git a/src/script/lua_api/l_settings.h b/src/script/lua_api/l_settings.h
index 500917f0a..dcf39a89e 100644
--- a/src/script/lua_api/l_settings.h
+++ b/src/script/lua_api/l_settings.h
@@ -19,6 +19,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #pragma once
 
+#include "common/c_content.h"
 #include "lua_api/l_base.h"
 
 class Settings;
@@ -38,12 +39,18 @@ private:
 	// get_bool(self, key) -> boolean
 	static int l_get_bool(lua_State *L);
 
+	// get_np_group(self, key) -> noiseparam
+	static int l_get_np_group(lua_State *L);
+
 	// set(self, key, value)
 	static int l_set(lua_State *L);
 
 	// set_bool(self, key, value)
 	static int l_set_bool(lua_State *L);
 
+	// set_np_group(self, key, value)
+	static int l_set_np_group(lua_State *L);
+
 	// remove(self, key) -> success
 	static int l_remove(lua_State *L);