Team Fortress Classic is a first-person shooter game developed by Valve and published by Sierra Studios. It was originally released in April 1999 for Windows, and is based on Team Fortress, a mod for the 1996 game Quake. The game puts two teams against each other in online multiplayer matches; each member plays as one of nine classes, each with different skills. The scenarios include capture the flag, territorial control, and escorting a "VIP" player.
Video game modding is the process of alteration by players or fans of one or more aspects of a video game, such as how it looks or behaves, and is a sub-discipline of general modding. Mods may range from small changes and tweaks to complete overhauls, and can extend the replay value and interest of the game.
Source is a 3D game engine developed by Valve. It debuted as the successor to GoldSrc in 2004 with the releases of Half-Life: Source, Counter-Strike: Source, and Half-Life 2. It is most well-known for its usage by Valve, but the engine has been used both by small teams and individuals to create modifications of Valve games, and other studios creating distinct games, notably Troika Games' title Vampire: The Masquerade – Bloodlines. Valve continued to create incremental updates to the Source engine after its 2004 release, most of which coincided with games created by Valve. In the late 2010s, Valve created the Source 2 engine to replace Source, with it publicly debuting alongside Half-Life: Alyx. The Source engine is most well-known for its advancements in physics, AI, and graphics.
Team Fortress 2 (TF2) is a 2007 multiplayer first-person shooter game developed and published by Valve Corporation. It is the sequel to the 1996 Team Fortress mod for Quake and its 1999 remake, Team Fortress Classic. The game was released in October 2007 as part of The Orange Box for Microsoft Windows and the Xbox 360, and ported to the PlayStation 3 in December 2007. It was released as a standalone game for Windows in April 2008, and updated to support macOS in June 2010 and Linux in February 2013. It is distributed online through Valve's digital retailer Steam, with Electronic Arts managing retail and console editions.
Project Reality is a series of military tactical first-person shooter video game modifications that aim to create a realistic teamwork-based shooter centered around modern warfare and combined arms. The original version, Project Reality: BF2, was released in 2005 for Battlefield 2; this version is still being updated on a regular basis and became a stand-alone game in 2015. Project Reality: ARMA 2, a version developed for Arma 2, was released as a beta in 2011; development was later moved to Arma 3 in 2013, with the project fittingly being rechristened to Project Reality: ARMA 3. In September 2015 it was announced that the Arma project had been suspended.
Planet Half-Life was a gaming website owned by IGN and its subsidiary GameSpy. Maintained by a voluntary team of contributors, the site was dedicated to providing news and information about Half-Life, Half-Life 2 and related modifications and other Valve titles. It was founded by Kevin "Fragmaster" Bowen and was at one point the largest of an array of GameSpy-run gaming websites known as the Planet Network. Following GameSpy's closure, the Planet Half-Life website still remains accessible, but seems to have ceased updating.
Dystopia is a team-based, objective-driven, first-person shooter video game, developed as a total conversion modification on the Valve's proprietary Source engine. It is based on the cyberpunk literary and aesthetic genre; it is somewhat based on popular role-playing game Shadowrun, created by an amateur development team and released to the public for free. Its first playable build was released on September 9, 2005, after a year of planning and nine months of development. The first full version of Dystopia, Version 1, was released after 3 years of development on February 25, 2007.
Tremulous is a free and open source asymmetric team-based first-person shooter with real-time strategy elements. Being a cross-platform development project the game is available for Windows, Linux, and Mac OS X.
Sven Co-op is a co-op variation of the 1998 first-person shooter Half-Life. The game, initially released as a mod in January 1999, and created by Daniel "Sven Viking" Fearon, enables players to play together on online servers to complete levels, many of which are based on the Half-Life universe but include other genres. In addition to the cooperative gameplay, Sven Co-op includes improvements from the original Half-Life, including improved artificial intelligence for both enemy and allied non-player characters.
The Orange Box is a video game compilation containing five games developed and published by Valve. Two of the games included, Half-Life 2 and its first stand-alone expansion, Episode One; had previously been released as separate products. Three new games were also included in the compilation: the second stand-alone expansion, Half-Life 2: Episode Two; the puzzle game Portal; and Team Fortress 2, the multiplayer game sequel to Team Fortress Classic. Valve also released a soundtrack containing music from the games within the compilation. A separate product entitled The Black Box was planned, which would have included only the new games, but was later canceled.
Challenge ProMode Arena is a freeware modification for id Software's first-person shooter computer game Quake III Arena (Q3A). CPMA includes modified gameplays that feature air-control, rebalanced weapons, instant weapon switching and additional jumping techniques. It also supports the unmodified vanilla Quake III (VQ3) physics, multi-view GameTV and demos, enhanced bots artificial intelligence, new maps, highly customisable HUD and many other features.
Black Mesa is a 2020 first-person shooter game developed and published by Crowbar Collective. It is a fan-made remake of Half-Life (1998) made in the Source game engine. Originally published as a free mod in September 2012, Black Mesa was approved for commercial release by Valve, the developers of Half-Life. The first commercial version was published as an early-access release in May 2015, followed by a full release in March 2020 for Linux and Windows.
Facepunch Studios Ltd is a British video game developer and publisher headquartered in Birmingham, England, founded in June 2004 and incorporated on 17 March 2009 by Garry Newman. The company is most known for its sandbox video game Garry's Mod and survival game Rust. Facepunch is currently developing s&box, which is regarded as a spiritual successor to Garry's Mod.
GoldSrc, sometimes called the Half-Lifeengine, is a proprietary game engine developed by Valve. At its core, GoldSrc is a heavily modified version of id Software's Quake engine. It made its debut in 1998 with Half-Life and powered future games developed by or with oversight from Valve, including Half-Life's expansions, Day of Defeat and games in the Counter-Strike series.
Source Filmmaker is a 3D computer graphics software tool published by Valve for creating animated films, which uses the Source game engine. Source Filmmaker has been used to create many community-based animated shorts for various Source games, such as Team Fortress 2, the Left 4 Dead series, and Half-Life 2.
Spacebase DF-9 is a space simulator video game developed by Double Fine Productions. It was prototyped during Double Fine's open Amnesia Fortnight 2012, directed by JP Lebreton. After being released as an open beta on October 15, 2013, it was officially released on October 27, 2014, for Microsoft Windows, OS X, and Linux. After the official end-of-life of the game in May 2015, the community took over the development based on an open-source code fork. The community fork of this game has also since been abandoned, the last update Patch v1.09 Unofficial - Jan 16, 2023 marking the end of community accepted contributions. DerelictGames has disbanded afterwards.
Team Fortress 2 Classic is a modification of the 2007 game Team Fortress 2, developed by Eminoma and utilizing the Source engine. Building on a 2012 leak of the game's source code, with the code itself dating back to some point in 2008, the mod features not just community-made content, but also reworked content that was cut from the original game's development, and content based on Team Fortress Classic. This includes new weapons, game modes, and two new teams used in some game modes in addition to the base game's RED and BLU teams. Additions to the mod also notably include the Civilian, a scrapped character from Team Fortress 2.
