92Portal 2
2011 · Linux, Nintendo Switch +4
Valve Corporation
83Portal Companion Collection
2007 · Android, Linux +5
Valve Corporation
Timed Xbox85Half-Life 2
2004 · Android, Linux +5
Valve Corporation
PlayStation exclusive84Half-Life
1998 · Linux, PlayStation 2 +2
Valve Corporation
Xbox exclusive85Left 4 Dead 2
2009 · Linux, Windows +2
Valve Corporation
81Counter-Strike: Global Offensive
2012 · Linux, PlayStation 3 +3
Valve Corporation
85Half-Life 2: Episode One
2006 · Standalone · Linux, PlayStation 3 +3
Valve Corporation
79Half-Life 2: Episode Two
2007 · Standalone · Linux, PlayStation 3 +3
Valve Corporation
85Dota 2
2013 · Linux, Windows +1
Valve Corporation
81Team Fortress 2
2007 · Linux, PlayStation 3 +3
Valve Corporation
Xbox exclusive82Left 4 Dead
2008 · Windows, Xbox 360 +1
Valve Corporation
84Counter-Strike: Source
2004 · Remake · Linux, Windows +1
Valve Corporation
93Half-Life: Alyx
2020 · Linux, SteamVR +1
Valve Corporation
Xbox exclusive77Counter-Strike
1999 · Linux, Windows +2
Valve Corporation
90The Orange Box
2007 · Bundle · Linux, PlayStation 3 +3
Valve Corporation
68Counter-Strike 2
2023 · Linux, Windows
Valve Corporation
Xbox exclusive70Counter-Strike: Condition Zero
2004 · Linux, Windows +2
Valve Corporation
76Aperture Desk Job
2022 · Linux, Windows
Valve Corporation
78Day of Defeat: Source
2005 · Remake · Linux, Windows +1
Valve Corporation
75Half-Life 2: Deathmatch
2004 · Linux, Windows +1
Valve Corporation
72Day of Defeat
2003 · Linux, Windows +1
Valve Corporation
71Team Fortress
1999 · Linux, Windows +1
Valve Corporation
64Dota Underlords
2019 · Android, Linux +3
Valve Corporation
65Alien Swarm
2010 · Windows
Valve Corporation
74Artifact
2018 · Android, Linux +2
Valve Corporation
PlayStation exclusive68Half-Life: Decay
2001 · Standalone · PlayStation 2
Gearbox Software
Deadlock
2024 · Linux, Windows
Valve Corporation