OpenArena is a community-produced deathmatch FPS based on GPL idTech3 technology. There are many game types supported including Free For All, Capture The Flag, Domination, Overload, Harvester, and more. There are 17 unique player models to choose from and 12 weapons.
Remix of czest1tourney as a "final boss"-like map. Contains new map gameplay features such as traps, aimed at providing a different experience than your usual map.