Casey's game code, snippets, scripts and utilities. In progress stuff not mature enough for its own repo, as well as experiments and the like. Maybe even some diamonds in the rough! 8^)
Probably the code of most interest here is my Perlin noise library for Python. Here's an example of what you can do with it (download a higher quality version at right).
I also occasionally post stuff about what I'm doing on my blog.
At the moment, I am hacking regularly on the Lepton particle engine.