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

72 Like

Counter-Strike

Counter-Strike is a PC-exclusive FPS video game developed by Valve Corporation. It is a complete remake of Counter-Strike using the Source game engine.

Commercial Mac Windows Linux

119 Like

Doom

Doom is a science fiction horror-themed first-person shooter video game in which players assume the role of a space marine, popularly known as "Doomguy", who...

Commercial Windows Steam

47 Like

Quake

Quake is a series of first-person shooter video games released by id Software. In the game, players must find their way out of various maze-like, medieval...

Commercial Mac Windows Linux Steam

84 Like

Red Eclipse

Red Eclipse is a fun-filled new take on the first person arena shooter, built as a total conversion of Cube Engine 2, which lends itself toward a balanced gameplay, with...

Free Open Source Mac Windows Linux BSD

33 Like

Warsow

Warsow is a completely free fast-paced first-person shooter (FPS) for Windows, Linux and Mac OS X, set in a futuristic cartoonish world where rocketlauncher-wielding...

• Discontinued Development has been discontinued, as stated at https://www.warsow.net/forum/thread/17216/1 . Last version, 2.1, released in March 2016, can be still downloaded from the official website.

Free Open Source Mac Windows Linux Web

29 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 Open Source Mac Windows Linux PortableApps.com

31 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

31 Like

Zandronum

Zandronum is a multiplayer oriented port, based off Skulltag, for Doom and Doom II by id Software. Zandronum brings classic Doom into the 21st century, maintaining...

Free Open Source Mac Windows Linux

11 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

28 Like

Unvanquished

Unvanquished is a free, open-source first-person shooter combining real-time strategy elements with a futuristic, sci-fi setting. It is available for Windows, Linux, and...

Free Open Source Mac Windows Linux

17 Like

Dead Space

Dead Space is a survival horror third-person shooter video game for Microsoft Windows, PlayStation 3 and Xbox 360. The player controls Isaac Clarke (named after...

Commercial Windows Linux

17 Like

Digital Paint: Paintball 2

Digital Paint: Paintball 2 is a Paintball game that started out as a mod for quake 2 but then took on a life of its own as an open source fps game with a global player...

Free Open Source Windows Linux

8 Like

Painkiller

The game is inspired by such classic titles as Quake and Doom, with the emphasis on killing large numbers of monsters. The game is divided into five chapters, each about...

Commercial Windows

8 Like