A C++ 3D game engine.
plugin-based RPG manager in C++ and Qt5
3D Game Engine
A free and open 3d action game.
Paintown is a 2d fighting game engine.
This is a mod for the Fall from Heaven II mod for Civilization IV
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Mahasona engine is an open source game engine.
evolution for vegastrike SpaceSim/Combat/Trade game
Engine for games like's а Tyrian with random level generation.
Gorgon Game Engine (GGE) is a C++ game engine that handles many tasks.
A runtime-programmable, cross platform, game engine
A traditional top-down OpenGL car racing game
A roguelike game engine/editor
Free-roaming 3D racing game featuring advanced terrain rendering
Open Source 3D Game Engine