3D Game engine
A basic 3D environment with a first-person POV
C++ game libraries plus server.
Multi-threaded 2D Renderer licensed under the Mozilla Public License
Modular Gaming Open Source Persistent Browser Based Game Framework
A 2D game engine base on OpenGL and SDL,support for Windows & Linux
TurboSphere is an easy to learn and powerful JS based game engine.
Library for creating turn-based games with simultaneous moves.
Recruit-A-Friend Support for HonorBuddy
2D XNA Game Engine
Minecraft side viewed game made in Java
C++ Framework for slot machine games
3D Interactive sandbox environment
A 3D, fully concurrent game engine