Desktop Restore - MIDI-OX is the world's greatest all-purpose MIDI Utility.
Grit Game Engine - The Grit Game Engine is an MIT-Licensed Open Source Game Engine that is highly scriptable via Lua.
SANeForce - SAN Pharma Sales Force Automation
Pygame - Pygame is a set of Python modules designed for writing games.
PingPoint - Never miss a Mark Zuckerberg signup to your app ever again
Blender - Blender is the open source, cross platform suite of tools for 3D creation.