Minecraft Mountain/Terrain Generator — /setblock output
Start (x,y,z)
End (x,y,z)
Octaves
Falloff (persistence)
Cycles (base frequency)
Water level (optional)
Generate /setblock
Copy commands
Update URL hash (share)
Large areas => many commands
Preview shows relative heights. Top blocks: grass; top few layers: dirt; core: stone; water shown blue.