Processing is a programming environment for artists and crafters.
bit.craft is a blog on computational craft that uses Processing to explore the convergence of craft and computation. It is hosted at k2g2.
Flatworld is a library for unfolding 3D meshes to 2D. It has been used in the generative papercraft project Make A Snowflake Yours, a code crafting website, that generates an individual snowflake model from the user's name.