schemedit
1.0.0
This is a mod which allows you to edit and export schematics (.mts files).
.mts
It supports node porbabilities, forced node placement and slice probabilities.
It adds 3 items:
It also adds the server command placeschem to place a schematic.
placeschem
Usage help can be found when you use the optional Help modpack (mods doc and doc_items).
doc
doc_items
You should also refer to the Minetest Lua API documentation to understand more about schematics.
MIT License