SourceForts
2005 First-person shooter -
- multiplayer 
SourceForts is a multiplayer capture the flag mod for the computer game Half-Life 2. Two teams, red and blue, construct forts made from metal cubes and panels to protect their flag, and attempt to break into their opponent's fort to steal the enemy f ...
more on Wikipedia15 Games like SourceForts - Microsoft Windows - GNU/Linux
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Shadow Warrior
1997 First-person shooter - 
- multiplayer
Shadow Warrior is a first-person shooter video game developed by 3D Realms and released on May 13, 1997 by GT Interactive. Shadow Warrior was developed using Ken Silverman's Build engine and improved on 3D Realms' previous Build engine game, Duke Nuk ...
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Team Fortress 2
2007 First-person shooter - 
- multiplayer
Team Fortress 2 is a team-based first-person shooter multiplayer video game developed by Valve Corporation. It is the sequel to the 1996 mod Team Fortress for Quake and its 1999 remake. It was released as part of the video game compilation The Orange ...
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Doom 3 Steam Key GLOBAL is a game released on 2004-08-03. Published by Bethesda Softworks.
Doom 3 (stylized as D00M3) is a science fiction survival horror first-person shooter video game developed by id Software and published by Activision. Doom 3 was first released for Microsoft Windows on August 3, 2004. The game was later adapted for Li ...
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Half-Life: Opposing Force
1999 First-person shooter - - multiplayer
Half-Life: Opposing Force is an expansion pack for Valve Software's science fiction first-person shooter video game Half-Life. The game was developed by Gearbox Software and Valve Corporation and published by Sierra Entertainment on November 19, 1999 ...
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Kingpin: Life of Crime
1999 First-person shooter -
Kingpin: Life of Crime is a first-person shooter developed by Xatrix Entertainment (now a part of Treyarch) and published by Interplay Entertainment in June 1999. The game begins with the player character wounded and beaten up by the Kingpin's henchm ...
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Counter-Strike: Source
2004 First-person shooter -
Counter-Strike: Source is a complete remake of Counter-Strike using the Source game engine. As in the original, Counter-Strike: Source pits a team of counter-terrorists against a team of terrorists in a series of rounds. Each round is won either by c ...
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Serious Sam II
2005 First-person shooter - 
- multiplayer
Serious Sam II is a science fiction first-person shooter video game released for Microsoft Windows and Xbox and the sequel to the 2002 computer game Serious Sam: The Second Encounter, making it the third game in the Serious Sam series. It was designe ...
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Team Fortress Classic
1999 First-person shooter -
Team Fortress Classic is a team-based online multiplayer first-person shooter video game developed and released by Valve Corporation in 1999. Based on the 1996 Quake modification Team Fortress, the title was ported to Valve's GoldSrc engine as a way ...
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Left 4 Dead 2
2009 First-person shooter - - multiplayer
Left 4 Dead 2 is a cooperative first-person shooter video game, the sequel to Valve Corporation's Left 4 Dead. The game launched on November 17, 2009, for Microsoft Windows and Xbox 360 in the United States and November 20 in Europe. On September 5, ...
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Descent 3
1999 First-person shooter -
Descent 3 (stylized as Descent³) is a first-person shooter video game developed by Outrage Entertainment and published by Interplay Productions. It was released for Microsoft Windows on June 17, 1999, for Mac OS in November 1999, and for Linux in ...
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Postal 2
2003 First-person shooter - - multiplayer Single player
Postal 2 (stylized as Postal²) is a first-person shooter video game by Running with Scissors, and it is the sequel to the 1997 game Postal. Both are intentionally highly controversial due to high levels of violence and stereotyping. Unlike its pre ...
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AssaultCube
2008 First-person shooter - - multiplayer
AssaultCube is a free, first-person shooter game, based on the Cube engine. It takes place in realistic environments, with fast, arcade gameplay. Although the main focus of AssaultCube is multiplayer online gaming, a single-player mode consists of co ...
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Tribes 2
2001 First-person shooter - - multiplayer
Tribes 2 (abbreviated as T2) is a sci-fi first-person shooter multiplayer video game developed by Dynamix and published by Sierra Studios in 2001 as sequel to Starsiege: Tribes. ...
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Day of Defeat: Source
2005 First-person shooter -
Day of Defeat: Source is a team-based first-person shooter multiplayer video game developed by Valve Corporation. Set in World War II, the game is a complete remake of Day of Defeat, updated from the GoldSrc engine used by its predecessor to the Sour ...
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Half-Life 2: Episode One
2006 First-person shooter -
Half-Life 2: Episode One is a first-person shooter video game, the first in a series of episodes that serve as the sequel for the 2004 Half-Life 2. It was developed by Valve Corporation and released on June 1, 2006. Originally called Half-Life 2: Aft ...
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