Add the behavior pack add-on to your world, start the world, then stand in the middle of the area you want to generate and run /function start#. For example, if you are at 0,65,0, and you run ...

MCreator is software used to make Minecraft Java Edition mods, Bedrock Edition Add-Ons, and data packs using visual graphical programming or integrated IDE. It is used worldwide by Minecraft players, ...