Unreal Tournament
Xonotic
Quake
Counter-Strike
Doom
Call of Duty
Overwatch
Red Eclipse
S.T.A.L.K.E.R.
Return to Castle Wolfenstein
Far Cry
Dying Light
Outlast
Dead Frontier
F.E.A.R.
Resistance: Fall of Man
Unreal Tournament S.T.A.L.K.E.R.Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.
Return to Castle Wolfenstein - Return to Castle Wolfenstein is an Action, FPS (First-person Shooter), Single-player and Multiplayer video game created by Gary Matter Interactive and published by Activision.
Quake - Quake is a series of first-person shooter video games released by id Software.
Far Cry - Far Cry is an amazing, Action, First-person Shooter (FPS), Single and Multiplayer video game developed by Crytek and published by Ubisoft.
Counter-Strike - Counter-Strike is a PC-exclusive FPS video game developed by Valve Corporation.
Dying Light - Dying Light is an Action-Adventure, First-person Perspective, Horror-Survival, Zombie, Co-op, Role-playing, Single and Multiplayer video game created by Techland and published by Warner Bros.