Name Developer Publisher Genre(s) Operating system(s) Date released Half-Life Valve , Gearbox Software Sierra Entertainment First-person shooter Microsoft Windows , Linux , macOS 19 November 1998 Half-Life 2 Valve Valve, Sierra Entertainment First-person shooter Microsoft Windows , Linux , macOS 16 November 2004 Half-Life: Blue Shift Valve , Gearbox Software Sierra Studios First-person shooter Microsoft Windows , Linux , macOS 12 June 2001 Half-Life Deathmatch: Source Valve Valve First-person shooter Microsoft Windows , Linux , macOS 1 May 2006 Half-Life: Opposing Force Valve , Gearbox Software Sierra Studios First-person shooter Microsoft Windows , Linux , macOS 10 November 1999 Half-Life: Source Valve Valve First-person shooter Microsoft Windows , Linux , macOS 1 June 2004 Half-Life 2: Deathmatch Valve Valve First-person shooter Microsoft Windows , Linux , macOS 30 November 2004 Half-Life 2: Episode One Valve Valve First-person shooter Microsoft Windows , Linux , macOS 1 June 2006 Half-Life 2: Episode Two Valve Valve First-person shooter Microsoft Windows , Linux , macOS 10 October 2007 Half-Life 2: Lost Coast Valve Valve First-person shooter Microsoft Windows , Linux , macOS 27 October 2005 Half-Life: Alyx Valve Valve First-person shooter , VR game Microsoft Windows , Linux 23 March 2020 Halo: Combat Evolved Bungie , Gearbox Software , Westlake Interactive Microsoft Game Studios , MacSoft First-person shooter Microsoft Windows , macOS 30 September 2003 Halo: Combat Evolved Anniversary Microsoft Studios First-person shooter Microsoft Windows 3 March 2020 Halo 2 Bungie , Microsoft Game Studios , Pi Studios Microsoft Game Studios First-person shooter Microsoft Windows 17 May 2007 Halo Infinite 343 Industries Xbox Game Studios First-person shooter Microsoft Windows 8 December 2021 Halo: The Master Chief Collection 343 Industries Xbox Game Studios First-person shooter Microsoft Windows 3 December 2019 Halo Recruit Microsoft Studios First-person shooter Microsoft Windows 17 October 2017 Halo: Spartan Assault Microsoft Studios Twin-stick shooter Microsoft Studios 18 July 2013 Halo: Spartan Strike Microsoft Studios Twin-stick shooter Microsoft Studios 16 April 2015 Halo Wars 2 Microsoft Studios Real-time strategy Microsoft Windows 21 February 2017 Hard Truck Apocalypse Targem Games Buka Entertainment Vehicular combat Microsoft Windows 19 June 2006 Harvester DigiFX Interactive Merit Studios, Virgin Interactive , Night Dive Studios Adventure DOS , Microsoft Windows , Linux 25 September 1996 A Hat in Time Gears for Breakfast Humble Bundle Adventure , platforming Microsoft Windows , macOS 2017 Hatoful Boyfriend: A School of Hope and White Wings PigeoNaton, Mediatonic MIST[PSI]PRESS , Devolver Digital Visual novel , dating simulation , otome game , nakige Microsoft Windows , Linux , macOS 24 August 2014 Hearthstone Blizzard Entertainment Blizzard Entertainment Digital collectible card game Microsoft Windows , macOS March 11, 2014 Hearts of Iron Paradox Development Studios Strategy First Grand strategy Microsoft Windows , macOS 24 November 2002 Hearts of Iron II Paradox Development Studios Paradox Interactive Grand strategy Microsoft Windows , macOS 4 January 2005 Hearts of Iron III Paradox Development Studios Paradox Interactive Grand strategy Microsoft Windows , macOS 7 August 2009 Hello Neighbor Dynamic Pixels tinyBuild Stealth , survival horror Microsoft Windows , macOS 8 December 2017 Helldivers Arrowhead Game Studios Sony Computer Entertainment Shoot 'em up Microsoft Windows 7 December 2015 Helldivers 2 Arrowhead Game Studios Sony Interactive Entertainment Third-person shooter [[Microsoft Windows 8 February 2024 Hell Is Us Rogue Factor Nancon Action-adventure Microsoft Windows 4 September 2025 Heroes of the Lance U.S. Gold Strategic Simulations, Inc. RPG , fantasy MS-DOS , Amiga , Amstrad CPC , Atari ST , Commodore 64 , FM Towns , ZX Spectrum 1 November 1988 Heroes of Might and Magic: A Strategic Quest New World Computing New World Computing Turn-based strategy Microsoft Windows , DOS , Mac OS 31 August 1995 Heroes of Might and Magic II New World Computing The 3DO Company Turn-based strategy Microsoft Windows , DOS , Mac OS , RISC OS 1 October 1996 Heroes of Might and Magic III New World Computing The 3DO Company Turn-based strategy Microsoft Windows , Linux , Mac OS 28 February 1999 Heroes of Newerth S2 Games S2 Games MOBA Microsoft Windows , Linux , macOS 12 May 2010 Heroes of the Storm Blizzard Entertainment Blizzard Entertainment MOBA Microsoft Windows , macOS 2 June 2015 Hitman: Absolution IO Interactive , Feral Interactive Eidos Interactive , Feral Interactive Action-adventure , stealth Microsoft Windows , macOS 19 November 2012 Hitman: Blood Money IO Interactive Eidos Interactive Action-adventure , stealth Microsoft Windows 30 May 2006 Hitman: Codename 47 IO Interactive Eidos Interactive Action-adventure , stealth Microsoft Windows 19 November 2000 Hitman: Contracts IO Interactive Eidos Interactive Action-adventure , stealth Microsoft Windows 20 April 2004 Hitman 2: Silent Assassin IO Interactive Eidos Interactive Action-adventure , stealth Microsoft Windows 1 October 2002 Hitman IO Interactive , Feral Interactive Square Enix Action-adventure , stealth Microsoft Windows , macOS 11 March 2016 Hitman 2 IO Interactive , Feral Interactive Warner Bros. Interactive Entertainment Action-adventure , stealth Microsoft Windows , macOS 9 November 2018 Hitman III IO Interactive , Feral Interactive [Unknown] Action-adventure , stealth Microsoft Windows , macOS January 2021 Hogs of War Infogrames Studios Infogrames Europe Turn-based tactics , artillery Microsoft Windows 3 November 2000 Hollow Knight Team Cherry Team Cherry Action adventure , Metroidvania Microsoft Windows , macOS , Linux 24 February 2017 Homeworld Relic Entertainment Sierra Entertainment Real-time strategy , real-time tactics , space simulation Microsoft Windows 28 September 1999 Homeworld: Cataclysm Barking Dog Studios Sierra Entertainment Real-time strategy Microsoft Windows 30 June 2000 Homeworld 2 Relic Entertainment Sierra Entertainment Real-time strategy Microsoft Windows , macOS 16 September 2003 Homeworld: Deserts of Kharak Blackbird Interactive Gearbox Software Real-time strategy Microsoft Windows , macOS 20 January 2016 Hotline Miami Dennaton Games Devolver Digital Action , top-down shooter Microsoft Windows , Linux , macOS 23 October 2012 Hotline Miami 2: Wrong Number Dennaton Games Devolver Digital Action , top-down shooter Microsoft Windows , Linux , macOS 10 March 2015 Hugo's House of Horrors Gray Design Associates Gray Design Associates Adventure , survival horror Microsoft Windows , DOS 1990