2D physics engine for games
3D Game engine
C++ OpenSource Game Fabric based on SDL2
A basic 3D environment with a first-person POV
Visual Novel engine, editor and game development.
Text Based Game Engine and Parser
Free Android 2D OpenGL Game Engine
BxEngine For Marmalade And QT
2D - 3D game engine
Open source, moddable game engine for the "Polygon Love 2" game
Little game background framework in java.
cross-platform 2d game engine
"Abysmal Depths" is a simple C++-based text adventure game engine.
Java game engine for shoot 'em ups, using Java2D.
Cross Engine is game engine for Windows, Mac, Linux and Android
Cross-platform 2D game engine
OSGET is the first open source mobile game engine template.
Free MMORPG Engine. Develop and host graphical browser-based games.
Zap Engine