Vivid3D is a C++ IDE/3D engine, with python scripting.
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
A mobile tower 3D tower defense/defend the flag game
A world editor for HGE game engine written in python and uses OpenGL.
A graphics engine + toolkit.
Open Source Virtual World and MMOG Development Platform
The Lambda-Engine is a cross platform game engine.