How to install
Copy a worldgenner zip into your [worldname]/datapack folder
Run /reload (on bukkit/spigot servers /minecraft:reload)
You now installed worldgenner, you can check if it worked with /datapacks command
How to use
Run as operator / cheatmode "/function worldgenner:start"
And if you installed it correctly, you will be teleporting around the world
Notes
The world gen is always centered on 0, 0
There are 5 sizes in the download included, choose only one version!
1000x1000 = -1000xz to 1000xz => ~25 min
2000x2000 = -2000xz to 2000xz => ~92 min
3000x3000 = -3000xz to 3000xz => ~200 min
4000x4000 = -4000xz to 4000xz => ~350 min
5000x5000 = -5000xz to 5000xz => ~542 min
The first row and column are always the most heavy parts of the render
While rendering the first row, please do nothing else
After that you can do other things while rendering, but note its heavy for your computer