plugin-based RPG manager in C++ and Qt5
A railway signalling simulation game
3D Game Engine
Tactical Soccer for Slow and Clever Players :)
A free and open 3d action game.
Paintown is a 2d fighting game engine.
An advanced flexible game engine for Java.
A 3D isometric classic shoot'em up game
Godot is a fully featured, open source, MIT licensed, game engine.
shooter game in wild west atmosphere
An online multiplayer turn based strategy game and board game engine.
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Simple minesweeper game in python
This is a mod for the Fall from Heaven II mod for Civilization IV
An open-source 2D snake game made with Pyglet and Python 3.4.
A space game in the Hoshikaze 2250 universe, built on the NAEV engine
Mahasona engine is an open source game engine.
A Lua Game Engine
THIS SOFTWARE IS IN PRE-PRE-PRE-PRE-ALPHA. So don't really download it