Valve

TimelineChanges

Deadlock
UpcomingPC
TBA
The Crossing
UpcomingPC
TBA
Counter-Strike 2
ReleasedPC, Linux
3 years agoSep 27, 2023
Portal
ReleasedSwitch
4 years agoJun 28, 2022
Portal 2
ReleasedSwitch
4 years agoJun 28, 2022
Aperture Desk Job
ReleasedPC, Linux
5 years agoMar 1, 2022
Artifact Foundry
ReleasedPC
6 years agoMar 4, 2021
Left 4 Dead 2: The Last Stand
ReleasedPC
6 years agoSep 24, 2020
Dota Underlords
ReleasedPC, Mac, Linux, iOS, Android
7 years agoJun 20, 2019
Counter-Strike Online 2
ReleasedPC
7 years agoMay 28, 2019
Artifact
ReleasedPC, Mac, Linux
8 years agoNov 28, 2018
The Lab
ReleasedPC
11 years agoApr 5, 2016
Counter-Strike: Global Offensive
ReleasedLinux
12 years agoSep 23, 2014
Half-Life 2
ReleasedAndroid
13 years agoMay 12, 2014
Half-Life 2: Lost Coast
ReleasedMac
13 years agoDec 9, 2013
Garry's Mod
ReleasedLinux
13 years agoOct 1, 2013
Half-Life Deathmatch: Source
ReleasedMac, Linux
13 years agoSep 26, 2013
Half-Life: Source
ReleasedMac, Linux
13 years agoSep 25, 2013
Deathmatch Classic
ReleasedMac, Linux
13 years agoJul 31, 2013
Half-Life: Blue Shift
ReleasedMac, Linux
13 years agoJul 31, 2013
Half-Life: Opposing Force
ReleasedMac, Linux
13 years agoJul 31, 2013
Ricochet
ReleasedMac, Linux
13 years agoJul 31, 2013
Dota 2
ReleasedPC, Mac, Linux
13 years agoJul 9, 2013
Left 4 Dead 2
ReleasedLinux
13 years agoJul 2, 2013
Half-Life 2: Episode One
ReleasedLinux
13 years agoJun 26, 2013
Half-Life 2: Episode Two
ReleasedLinux
14 years agoMay 10, 2013
Day of Defeat
ReleasedMac, Linux
14 years agoMar 29, 2013
Day of Defeat: Source
ReleasedLinux
14 years agoMar 14, 2013
Half-Life 2: Deathmatch
ReleasedLinux
14 years agoMar 14, 2013
Counter-Strike: Condition Zero
ReleasedMac, Linux
14 years agoMar 6, 2013
Counter-Strike: Condition Zero Deleted Scenes
ReleasedMac, Linux
14 years agoMar 6, 2013
Counter-Strike
ReleasedMac, Linux
14 years agoFeb 14, 2013
Half-Life
ReleasedMac, Linux
14 years agoFeb 14, 2013
Team Fortress 2
ReleasedLinux
14 years agoFeb 14, 2013
Counter-Strike: Source
ReleasedLinux
14 years agoFeb 5, 2013
Left 4 Dead
ReleasedMac
16 years agoOct 27, 2010
Left 4 Dead 2: The Sacrifice
ReleasedPC
16 years agoOct 5, 2010
Left 4 Dead: The Sacrifice
ReleasedPC
16 years agoOct 5, 2010
Alien Swarm
ReleasedPC
16 years agoJul 10, 2010
Left 4 Dead: The Last Stand
ReleasedPC
18 years agoApr 21, 2009
Codename: Gordon
ReleasedPC
23 years agoMay 17, 2004
Aperture Hand Lab
Counter-Strike Neo
Half-Life
Half-Life 2: Episode Three
Half-Life 2: Survivor
Half-Life 3
Half-Life: Alyx
Half-Life: Hostile Takeover
CancelledPC
TBA
Moondust: Knuckles Tech Demos