Open Source MMORPG Framework
A free 3D game engine to create games and realtimes scenes for Windows
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Free and Open Game Programming Language for Windows and GNU/Linux
2D game engine for traditional platform games
Open Game Bootstrap
a game library to develop audio games
3D Game engine
C++ Framework for slot machine games
A 3D, fully concurrent game engine
Pear3DEngine is a modern and modular 3D development framework
easy programming language for 2d games
Delphi-like IDE for cross-platform game development
A DirectX based graphics/physics engine