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

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

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

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

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

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

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

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

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

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

Alien Swarm

Alien Swarm is a free top-down shoot-em-up video game by Valve Corporation. It is a remake of the Alien Swarm mod for Unreal Tournament 2004, and it was developed by the...

Free Mac Windows Linux

Blacklight Retribution

Blacklight Retribution is a fast paced, adrenaline pumping free to play first person shooter (FPS) based in a futuristic urban warzone. Blacklight Retribution provides...

Free Windows

Nexuiz Classic

Nexuiz was originally developed by Lee Vermeulen and Forest ‘LordHavoc’ Hale, who started Alientrap in the summer of 2002. The goal of the project was to create a high...

• Discontinued Nexuiz is no longer developed. It's successor is https://alternativeto.net/software/xonotic/ , but last version of Nexuiz Classic, 2.5.2, released in 2009, can be still downloaded from the official website.

Free Open Source Mac Windows Linux

AU Modern FPS

A simple First Person Shooter game, based on Unity web player, ready to play on browser.

Free Web Unity Web Player

Monday Night Combat

Monday Night Combat (abbreviated MNC) is a class-based third person shooter game in which two teams are pitted against each other in a fictional combat setting similar...

Commercial Windows