Chisels & Bits
A Minecraft mod about chiseling and designing custom blocks in game.
Want to play with the mod?
Downloads: http://minecraft.curseforge.com/projects/chisels-bits/files
Discussion Thread: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/2576750
Contributing
If your interested in adding a feature, localization, or fixing a bug feel free to submit a PR, if you are unsure if it fits you can open an issue to discuss it first.