Similar to Sauerbraten

Urban Chaos: Riot Response

Urban Terror

Outtrigger (video game)

AssaultCube

America's Army

Arma 2

Arma: Armed Assault

Unreal (1998 video game)

Unreal Tournament

Land of the Dead: Road to Fiddler's Green

First-person shooter

Massively multiplayer online game

Capture the flag

Tactical shooter

Six degrees of freedom

7554

Spasim

Active Shooter

Atomic Heart

Alliance of Valiant Arms

Valorant

Warface