http://awuuwa.i2p/Luanti/clonecraftlibre.html
In early releases 0.1 , 0.2 , 0.3 , 0.4, all the content that is removed from the game has been commented out in the source code, or alternatively the source code lua files have been moved elsewhere to an unused directory. This means the source code for CloneCraft;Libre, basically retains all the source code from Mineclonia from where it was forked, simply commenting out the content that isn't used, this has been indicated with "--removed"...