Valve

Half-Life 2: 20th Anniversary Update

2024 Developer

Deadlock

2024 Developer Publisher

Half-Life: 25th Anniversary Update

2023 Developer Publisher

Team Fortress 2: Summer 2023 Update

2023 Developer Publisher

Counter-Strike 2

2023 Developer Publisher

Portal: Companion Collection

2022 Developer Publisher

Aperture Desk Job

2022 Developer Publisher

Artifact Foundry

2021 Developer Publisher

Left 4 Dead 2: The Last Stand

2020 Publisher

Half-Life: Alyx

2020 Developer Publisher

Aperture Hand Lab

2019 Publisher

Dota Underlords

2019 Developer Publisher

Artifact

2018 Developer Publisher

Moondust: Knuckles Tech Demos

2018 Developer Publisher

Team Fortress 2: Jungle Inferno

2017 Developer Publisher

Team Fortress 2: Meet Your Match

2016 Developer Publisher

The Lab

2016 Developer Publisher

Team Fortress 2: The Tough Break Update

2015 Developer Publisher

Team Fortress 2: Invasion

2015 Publisher

Team Fortress 2: The Gun Mettle Update

2015 Developer Publisher

Half-Life 2: Update

2015 Developer

Team Fortress 2: End of the Line Update

2014 Developer Publisher

Counter-Strike Nexon

2014 Developer

Team Fortress 2: Love & War Update

2014 Developer Publisher

Left 4 Dead: Survivors

2014 Supporting

Team Fortress 2: Mann vs. Machine - Two Cities Update

2013 Developer Publisher

Counter-Strike Online 2

2013 Publisher

Dota 2

2013 Developer Publisher

Team Fortress 2: Robotic Boogaloo

2013 Developer Publisher

Spacewar

2013 Developer

Team Fortress 2: Mecha Update

2012 Developer Publisher

Counter-Strike: Global Offensive

2012 Developer Publisher

Team Fortress 2: Mann vs. Machine

2012 Developer Publisher

Team Fortress 2: Pyromania Update

2012 Developer Publisher

Team Fortress 2: Australian Christmas

2011 Developer Publisher

Team Fortress 2: Manniversary Update

2011 Developer Publisher

Portal 2: Peer Review

2011 Developer Publisher

Team Fortress 2: The Über Update

2011 Developer Publisher

Team Fortress 2: The Replay Update

2011 Developer Publisher

Valve Complete Pack

2011 Developer Publisher

Portal 2

2011 Developer Publisher

Team Fortress 2: The Hatless Update

2011 Developer Publisher

Team Fortress 2: Australian Christmas

2010 Developer Publisher

Team Fortress 2: The Second Annu-Hell Scream Fortress Hauntdead Halloween Special

2010 Developer Publisher

Left 4 Dead 2: The Sacrifice

2010 Developer Publisher

Left 4 Dead: The Sacrifice

2010 Developer Publisher

Team Fortress 2: Mann-Conomy Update

2010 Developer Publisher

Alien Swarm

2010 Developer Publisher

Team Fortress 2: The Engineer Update

2010 Developer Publisher

Team Fortress 2: The Mac Update

2010 Developer Publisher

Team Fortress 2: 119th Update

2010 Developer Publisher

Left 4 Dead 2: The Passing

2010 Developer

Team Fortress 2: War! Update

2009 Developer Publisher

Left 4 Dead 2

2009 Developer Publisher

Team Fortress 2: Terrifying Team Fortress Haunted Hallowe'en Special

2009 Publisher

Team Fortress 2: The First Ever Classless Update

2009 Developer Publisher

Left 4 Dead: Game of the Year Edition

2009 Developer Publisher

Team Fortress 2: The Sniper vs. Spy Update

2009 Developer Publisher

Left 4 Dead: The Last Stand

2009 Developer Publisher

Team Fortress 2: The Scout Update

2009 Developer Publisher

Left 4 Dead

2008 Developer Publisher

Portal: Still Alive

2008 Developer Publisher

Team Fortress 2: A Heavy Update

2008 Developer Publisher

Team Fortress 2: The Pyro Update

2008 Developer Publisher

Team Fortress 2: Gold Rush Update

2008 Developer Publisher

Portal

2007 Developer Publisher

Team Fortress 2

2007 Developer Publisher

The Orange Box

2007 Developer Publisher

Half-Life 2: Episode Two

2007 Developer Publisher

Half-Life 2: Survivor

2006 Publisher

Half-Life 2: Episode One

2006 Developer Publisher

Half-Life Deathmatch: Source

2006 Developer Publisher

Half-Life 2: Lost Coast

2005 Developer Publisher

Day of Defeat: Source

2005 Developer Publisher

Half-Life 1 Anthology

2005 Developer Publisher

Counter-Strike 1 Anthology

2005 Developer Publisher

Source Multiplayer Pack

2005 Developer Publisher

Garry's Mod

2004 Publisher

Half-Life 2: Deathmatch

2004 Developer Publisher

Half-Life 2

2004 Developer Publisher

Half-Life 2: Collector's Edition

2004 Developer Publisher

Counter-Strike: Source

2004 Developer Publisher

Half-Life: Source

2004 Developer Publisher

Codename: Gordon

2004 Publisher

Counter-Strike: Condition Zero

2004 Developer Publisher

Counter-Strike: Condition Zero Deleted Scenes

2004 Developer Publisher

Counter-Strike Neo

2003 Publisher

Counter-Strike

2003 Supporting

Day of Defeat

2003 Developer Publisher

Half-Life: Generation

2002 Developer

Half-Life: Decay

2001 Developer

Half-Life

2001 Developer

Deathmatch Classic

2001 Developer Publisher

Half-Life: Blue Shift

2001 Publisher

Gunman Chronicles

2000 Supporting

Counter-Strike

2000 Developer Publisher

Ricochet

2000 Developer Publisher

Half-Life: Opposing Force

1999 Publisher

Half-Life: Game of the Year Edition

1999 Developer

Team Fortress Classic

1999 Developer

Half-Life: Uplink

1999 Developer

Half-Life

1998 Developer Publisher

Half-Life

Publisher

Half-Life 2: Episode Three

Developer Publisher

Half-Life 3

Developer Publisher

Half-Life: Hostile Takeover

Publisher

Prospero

Developer Publisher

Return to Ravenholm

Publisher

The Crossing

Publisher