svn2cvsgraph is a utility that allows CvsGraph to be used to generate revision graphs for Subversion repositories.
Critterding is a "Petri dish" universe in 3D that demonstrates evolving artificial life. Critters start out with completely random brains and bodies, but will automatically start evolving into something with much better survival skills.
A 2D platform game with a persistent world.
A search tool for OpenOffice.org files.