The Best Open Source Clones of Great Old Games
- UFO: Alien Invasion. UFO: Alien Invasion clones the alien-fighting strategy game XCOM. ...
- Alien Arena. Before modern titles took over the arena shooter genre, games like Quake and Unreal ruled the category. ...
- OpenRA. ...
- FlightGear. ...
- Oolite. ...
- Battle for Wesnoth. ...
- 0 A.D. ...
- SuperTuxKart.