The Zenipex Library is a game development framework, created with the goal of allowing someone with some knowledge of C++ to create 3D games for platforms including Windows, MacOS X, and Linux. OpenGL and Direct3D 9 are both supported.
CazaPool3D is a 100% java3d pool and billard game, with both single and multiple player abilities. It tracks ball paths, handle undo, use mulitple views, loads (threads) multiple 3ds objects, handles picking/collision/animation/overlays and more