Valve — Game Publisher

Name Release Date Current Players All-Time Peak Rating
Counter-Strike 2 Counter-Strike 2 21 Aug, 2012 1 078 529 1 818 773 86.63
Dota 2 Dota 2 9 Jul, 2013 559 033 886 486 81.19
Team Fortress 2 Team Fortress 2 10 Oct, 2007 50 234 208 430 88.00
Half-Life 2 Half-Life 2 16 Nov, 2004 34 663 54 831 96.37
Left 4 Dead 2 Left 4 Dead 2 16 Nov, 2009 31 775 69 939 96.74
Garry's Mod Garry's Mod 29 Nov, 2006 24 797 38 330 96.04
Counter-Strike Counter-Strike 1 Nov, 2000 14 049 18 796 96.30
Counter-Strike: Source Counter-Strike: Source 1 Nov, 2004 11 187 14 784 95.07
Half-Life Half-Life 8 Nov, 1998 4 454 24 104 95.19
Portal 2 Portal 2 18 Apr, 2011 1 988 7 225 97.70
Dota Underlords Dota Underlords 20 Jun, 2019 1 282 2 279 81.21
Source Filmmaker Source Filmmaker 10 Jul, 2012 1 199 1 724 91.20
Half-Life: Alyx Half-Life: Alyx 23 Mar, 2020 934 1 398 96.77
Portal Portal 10 Oct, 2007 763 2 092 97.17
Half-Life 2: Deathmatch Half-Life 2: Deathmatch 1 Nov, 2004 698 1 230 88.40
Left 4 Dead Left 4 Dead 17 Nov, 2008 649 2 213 94.62
Day of Defeat: Source Day of Defeat: Source 12 Jul, 2010 490 677 89.62
Counter-Strike: Condition Zero Counter-Strike: Condition Zero 1 Mar, 2004 434 587 89.35
Half-Life: Opposing Force Half-Life: Opposing Force 1 Nov, 1999 357 957 93.07
Half-Life: Blue Shift Half-Life: Blue Shift 1 Jun, 2001 207 287 90.05
Half-Life Deathmatch: Source Half-Life Deathmatch: Source 1 May, 2006 161 161 72.07
Half-Life 2: Episode Two Half-Life 2: Episode Two 10 Oct, 2007 155 530 95.16
Half-Life 2: Episode One Half-Life 2: Episode One 1 Jun, 2006 109 517 93.76
Day of Defeat Day of Defeat 1 May, 2003 87 166 87.50
Team Fortress Classic Team Fortress Classic 1 Apr, 1999 71 113 84.61
Half-Life: Source Half-Life: Source 1 Jun, 2004 64 168 68.33
Counter-Strike: Condition Zero Counter-Strike: Condition Zero 1 Mar, 2004 43 128 87.55
Artifact Artifact 28 Nov, 2018 39 3 963 46.99
The Lab The Lab 5 Apr, 2016 27 53 91.76
Alien Swarm Alien Swarm 19 Jul, 2010 12 1 382 92.61
Half-Life 2: Lost Coast Half-Life 2: Lost Coast 27 Oct, 2005 10 69 87.02
Ricochet Ricochet 1 Nov, 2000 6 24 80.24
Artifact Foundry Artifact Foundry 4 30 56.65
Deathmatch Classic Deathmatch Classic 1 Jun, 2001 2 27 80.01
Aperture Hand Lab Aperture Hand Lab 25 Jun, 2019 1 9 82.95
Team Fortress 2: Meet the Sniper (Spanish) Team Fortress 2: Meet the Sniper (Spanish) 15 Jul, 2008 0 0
Portal Soundtrack Portal Soundtrack 24 Sep, 2014 0 0 89.59
Team Fortress 2: Meet the Sniper (French) Team Fortress 2: Meet the Sniper (French) 2 Jul, 2008 0 0
Free to Play Soundtrack Free to Play Soundtrack 24 Sep, 2014 0 0 80.64
Team Fortress 2: Meet the Scout (French) Team Fortress 2: Meet the Scout (French) 19 Apr, 2008 0 0
Codename Gordon Codename Gordon 1 May, 2004 0 0 85.21
Counter-Strike: GO - Intro Trailer Counter-Strike: GO - Intro Trailer 24 Aug, 2011 0 0 0.00
Team Fortress 2: Meet the Heavy Team Fortress 2: Meet the Heavy 14 May, 2007 0 0
Team Fortress 2: Meet the Spy Team Fortress 2: Meet the Spy 18 May, 2009 0 0 0.00
Team Fortress 2: Meet the Soldier (Russian) Team Fortress 2: Meet the Soldier (Russian) 18 Sep, 2008 0 0
The Dota 2 Remixes EP The Dota 2 Remixes EP 10 Feb, 2020 0 0 86.59
Team Fortress 2: Meet the Soldier (French) Team Fortress 2: Meet the Soldier (French) 7 Jul, 2008 0 0
Half-Life 2 Soundtrack Half-Life 2 Soundtrack 24 Sep, 2014 0 0 90.21
Team Fortress 2: Meet the Scout (Russian) Team Fortress 2: Meet the Scout (Russian) 19 Apr, 2008 0 0
Half-Life: Alyx Soundtrack Half-Life: Alyx Soundtrack 5 May, 2020 0 0
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