The TuxCap Games Framework is a GNU/Linux and Mac OSX port of the PopCap Games Framework used for 2D game development. It comes with PyCap Python bindings, a fast 2D physics engine, a particle engine, widgets and many documented examples.
2D Engine/MiddleWare for PopCap SexyApp Framework. Integrating Physics(ODE) and HGEs Particle System. Intend to create a easy 2D game middleware/engine.