2D physics engine for games
opensource clone of Duke Nukem Manhattan Project
C++ OpenSource Game Fabric based on SDL2
This is a top-down third-person shooter type game.
2D XNA Game Engine
The free and Open Source hockey simulator
3D FPS Digital Paintball 3 Multiplayer Online Game
Top-down dungeon crawler
Visual Novel engine, editor and game development.
Develop an emulated Darkfall Online Server.
Library for creating turn-based games with simultaneous moves.
TurboSphere is an easy to learn and powerful JS based game engine.
A 2D game engine base on OpenGL and SDL,support for Windows & Linux
XMICAE is a framework for browser-based IF/RPG narratives.
a special or interesting or crazy Civ 4 Beyond the Sword Mod.
Java Game Engine
An adventure "Legend of Zelda"-ish game
Short maths subtraction puzzle game For intelligent mathematicians.
Elite like space game
Take the chess graphism, and use it with a chess engine.
Adventure/RPG-Gameengine + Game