RubyCraft is a simple library for manipulating Minecraft region files.
Installation is as simple as:
$ gem install rubycraft
Quick Example
filename = " ~/.minecraft/saves/$SAVENAME/region/r.0.0.mcr"
r = Region.fromFile(filename)
r.chunk(0, 0).block_map { :gold }
r.exportToFile filename
Using it I’ve created a real function 3d plotting lib:
The source is available on Github: