Xonotic

Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux. The project is geared towards providing addictive arena shooter gameplay...

Free Open Source Mac Windows Linux BSD PortableApps.com

77 Like

Counter-Strike

Fast-paced, multiplayer FPS game series where teams combat for objectives as terrorists or counter-terrorists.

Freemium Mac Windows Linux Steam Playstation ... Xbox

126 Like

Battlefield

Battlefield is a series of first-person shooter video games that started out on Microsoft Windows and OS X with its debut video game, Battlefield 1942, which was...

Commercial Mac Windows iPhone iPad Origin ... Steam Playstation Xbox

83 Like

Cube 2: Sauerbraten

Cube 2: Sauerbraten is a free multiplayer/singleplayer first person shooter, built as a major redesign of the Cube FPS. Much like the original Cube, the aim of this...

• Discontinued
  No more updates since Jan 2013 : http://sauerbraten.org/ . 2013, like Alien Arena, noticed discontinued.

Free Open Source Mac Windows Linux BSD

44 Like

AssaultCube

AssaultCube is a free, multiplayer, first-person shooter game, based on the CUBE engine. Taking place in realistic environments, with fast, arcade gameplay, it's...

• Discontinued
  No more updates since Nov 2013 : http://assault.cubers.net/ (like Alien Arena, also noticed discontinued)

Free Mac Windows Linux PortableApps.com

30 Like

OpenArena

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...

• Discontinued
  Development is not stopped but last version, 0.8.8, was released in February 2012.

Free Open Source Mac Windows Linux

32 Like

Halo

Halo is a science fiction, first-person shooter video game series, that centers on an interstellar war between humanity and a theocratic alliance of aliens known as the...

Commercial Mac Windows Steam Xbox

16 Like

Urban Terror

Urban Terror started as a realism based "total conversion" mod for Quake III Arena. Nowadays, Urban Terror is played using the free, stand-alone, ioquake3...

Free Mac Windows Linux

31 Like

Call of Duty

Call of Duty is a first-person and third-person shooter series by Infinity Ward. The earlier games in the series are set primarily in World War II; later games have been...

Commercial Mac Windows Steam Playstation Battle.net App ... Xbox

64 Like

Wolfenstein

Wolfenstein is a series of video games centered around fighting back against the Nazi regime.

Commercial Windows

13 Like