Game file management and distribution service by Valve Corporation, ownership verification, update detection and metadata transporter. The service has been discontinued and is no longer active.
| Title | Publisher | Released | Steam APP ID: | |
 | 10 Second Ninja X | Curve Games | 2016 | 435790 |
 | 35MM | Носков Сергей | 2016 | 466500 |
 | 428: Shibuya Scramble | Spike Chunsoft Co., Ltd. | 2018 | 648580 |
 | Alchemist Penguin | Foot in the Box, LLC | 2015 | 491390 |
 | Alien Breed: Impact | Team17 Digital Ltd | 2010 | 22610 |
 | Amnesia™: Memories | Idea Factory International | 2015 | 359390 |
 | Another World – 20th Anniversary Edition | The Digital Lounge | 2013 | 233550 |
 | Apotheon | Alientrap | 2015 | 208750 |
 | Ashes of the Singularity: Escalation | Stardock Entertainment, Inc. | 2016 | 507490 |
 | Assassin’s Creed® Odyssey | Ubisoft Entertainment S.A. | 2018 | 812140 |
 | AudioSurf | Dylan Fitterer | 2008 | 12900 |
 | Battle Fantasia -Revised Edition- | Arc System Works Co.,Ltd. | 2015 | 356910 |
 | Big Pharma | Positech Games | 2015 | 344850 |
 | Bird Game | Bryan Tabor | 2018 | 791700 |
 | Blackdesert Online | Kakao Corporation | 2017 | 582660 |
 | Bloody Boobs | Eduard Bulashov | 2017 | 545250 |
 | Blue Snake Adventures | Bacq Stellan | 2017 | 722080 |
 | BULLET SOUL INFINITE BURST | MAGES. Inc. | 2017 | 545060 |
 | Caladrius Blaze | H2 Interactive Co., Ltd. | 2017 | 386770 |
 | Cast of the Seven Godsends - Redux | Merge Games | 2015 | 373360 |
