A truly extensible cross-platform game engine
Convert Ren'Py visual novels into a format your ebook-reader knows
A very small multi-platform game engine for creating desktop games.
Pear3DEngine is a modern and modular 3D development framework
Phobos editor is a generic resource editing system.
C++ Game programming Framework
cross-platform 2d game engine
big map framework using Irrlicht
Cross-platform reimplementation of AMOS BASIC (runtime)
Multi-Language Wrapper Collection for the Irrlicht Engine
easy programming language for 2d games
A cross-platform OpenGL based lightweight scenegraph library
Delphi-like IDE for cross-platform game development
Cross-platform 2D game engine
A cross platform 3d c++ game engine
also download updates from files section
Basic real-time simulation engine in C++