Valve — Game Developer

Name Release Date Current Players All-Time Peak Rating
Counter-Strike 2 Counter-Strike 2 21 Aug, 2012 1 232 574 1 818 773 86.82
Dota 2 Dota 2 9 Jul, 2013 718 714 886 486 81.32
Team Fortress 2 Team Fortress 2 10 Oct, 2007 149 352 208 430 85.57
Left 4 Dead 2 Left 4 Dead 2 16 Nov, 2009 42 184 56 655 96.74
Counter-Strike Counter-Strike 1 Nov, 2000 12 155 15 277 96.30
Counter-Strike: Source Counter-Strike: Source 1 Nov, 2004 11 934 14 522 95.07
Portal 2 Portal 2 18 Apr, 2011 5 231 7 225 97.70
Artifact Artifact 28 Nov, 2018 2 523 2 523 46.93
Half-Life 2 Half-Life 2 16 Nov, 2004 1 512 3 630 96.37
Portal Portal 10 Oct, 2007 1 408 1 811 97.16
Dota Underlords Dota Underlords 20 Jun, 2019 1 356 2 279 81.20
Source Filmmaker Source Filmmaker 10 Jul, 2012 1 250 1 724 91.29
Half-Life Half-Life 8 Nov, 1998 1 234 24 104 95.19
Left 4 Dead Left 4 Dead 17 Nov, 2008 953 1 651 94.58
Half-Life: Alyx Half-Life: Alyx 23 Mar, 2020 529 1 069 96.76
Counter-Strike: Condition Zero Counter-Strike: Condition Zero 1 Mar, 2004 515 587 89.37
Day of Defeat: Source Day of Defeat: Source 12 Jul, 2010 314 677 89.58
Half-Life 2: Episode Two Half-Life 2: Episode Two 10 Oct, 2007 239 530 95.10
Half-Life 2: Episode One Half-Life 2: Episode One 1 Jun, 2006 202 517 93.64
Half-Life 2: Deathmatch Half-Life 2: Deathmatch 1 Nov, 2004 117 274 88.42
Counter-Strike: Condition Zero Counter-Strike: Condition Zero 1 Mar, 2004 105 128 87.55
Day of Defeat Day of Defeat 1 May, 2003 87 154 87.36
Half-Life: Source Half-Life: Source 1 Jun, 2004 46 168 68.52
Team Fortress Classic Team Fortress Classic 1 Apr, 1999 46 113 84.41
Half-Life 2: Lost Coast Half-Life 2: Lost Coast 27 Oct, 2005 21 69 86.92
The Lab The Lab 5 Apr, 2016 15 53 91.72
Half-Life Deathmatch: Source Half-Life Deathmatch: Source 1 May, 2006 14 43 72.20
Alien Swarm Alien Swarm 19 Jul, 2010 13 1 382 92.60
Ricochet Ricochet 1 Nov, 2000 6 24 79.98
Deathmatch Classic Deathmatch Classic 1 Jun, 2001 6 27 79.66
Artifact Foundry Artifact Foundry 3 30 56.14
Left 4 Dead TV Spot 2 - 720p Left 4 Dead TV Spot 2 - 720p 17 Nov, 2008 0 0
The Dota 2 Official Soundtrack The Dota 2 Official Soundtrack 10 Feb, 2020 0 0
Half-Life 2: Episode One Soundtrack Half-Life 2: Episode One Soundtrack 24 Sep, 2014 0 0 85.97
Team Fortress 2: Meet the Sandvich Team Fortress 2: Meet the Sandvich 19 Aug, 2008 0 0
Half-Life: Alyx - Final Hours Half-Life: Alyx - Final Hours "Triage at Dawn" Theme 23 Feb, 2021 0 0
Team Fortress 2: Meet the Sniper (German) Team Fortress 2: Meet the Sniper (German) 2 Jul, 2008 0 0
Steam 360 Video Player Steam 360 Video Player 10 May, 2017 0 3 53.45
Team Fortress 2: Meet the Scout (German) Team Fortress 2: Meet the Scout (German) 19 Apr, 2008 0 0
SteamVR SteamVR 0 0 87.46
Portal 2 - Perpetual Testing Initiative Portal 2 - Perpetual Testing Initiative 27 Apr, 2012 0 0 0.00
Team Fortress 2: Meet the Heavy Team Fortress 2: Meet the Heavy 14 May, 2007 0 0
Left 4 Dead 2 Teaser Left 4 Dead 2 Teaser 1 Jun, 2009 0 0
Team Fortress 2: Meet the Demoman (Russian) Team Fortress 2: Meet the Demoman (Russian) 18 Sep, 2008 0 0
Portal Soundtrack Portal Soundtrack 24 Sep, 2014 0 0 89.59
Free to Play Soundtrack Free to Play Soundtrack 24 Sep, 2014 0 0 80.64
Team Fortress 2: Meet the Soldier (German) Team Fortress 2: Meet the Soldier (German) 7 Jul, 2008 0 0
Team Fortress 2: Meet the Scout (Spanish) Team Fortress 2: Meet the Scout (Spanish) 19 Apr, 2008 0 0
Dota 2 Player Profiles Dota 2 Player Profiles 12 Nov, 2015 0 0 87.02
Team Fortress 2: Meet the Heavy (French) Team Fortress 2: Meet the Heavy (French) 4 Jan, 2008 0 0
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