Gideros Release version
Open source library for creative expression on the web, desktop, etc.
IGS Labs
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Open-source, cross-platform, C++ game engine for creating 2D/3D games
Open Game Bootstrap
Mahasona engine is an open source game engine.
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Kinect based controller.
A graphics engine + toolkit.
Scriptable frontend for media applications.