3D Interactive sandbox environment
A 3D, fully concurrent game engine
Kinect based controller.
A cross-platform game framework based on OpenGL and GObject.
C library for manipulating Minecraft world data
A game development kit for Sifteo Cubes.
A retro style video game engine for RPGs and adventure games.
2D Game Engine, based on OpenGL and focused on Isometric Games
3D game engine for C and C++
Extremely simple joystick rumble / vibration library
Scriptable frontend for media applications.
GameWizzard is a Sprite editor.
A graphics engine + toolkit.
Hungry Hero is an open source Flash game built on Starling Framework.
Open source network game service
3D world editor for game development
A very small multi-platform game engine for creating desktop games.