| PC/MS-Windows pack. |  Animal Kingdom - Cats Model 2331470 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Antimatter Model 1343010 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Ar-K - End Game Model 958910 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Arabia Palace Builder Model 1440110 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Arbitology - Dei Gratia Rex Model 1161020 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Area 51 - The 9/20 Massacre Model 1126140 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Arida - Rise of the Brave Model 1212030 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Armored Cavalry:Metalline Model 1416120 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Armoured Model 1816810 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aron's Gift Model 1763660 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Asmr Food Experience - Prologue Model 2358590 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Asmr Food Experience Model 2066740 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Assemble Model 1508040 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Asterism Model 2187450 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Astrid - Reverie Model 2105850 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Astro & Luna Vs. The Entire Solar System Model 2137260 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Astrocleaners Model 1221810 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Audioclash Model 1658440 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aurora - The Lost Medallion - The Cave Model 1088610 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aussie Bogan Hero Model 2321520 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Average 4K Model 1828580 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aya - The Tale of Tails Model 2366950 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | B-17 Flying Fortress - The Bloody 100th Model 1752530 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | B-17 Flying Fortress - The Mighty 8th Redux Model 2000800 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Backrooms - No Return Model 2216840 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bagburnian Remote Model 952940 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Banana Hell - Mountain of Madness Model 2068520 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bangkok Story - A Stray Dog Model 2121450 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Barold - Resurrection Model 2213430 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Batteries Included Model 1044080 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Battle Royale - For Your Heart! Model 1361070 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Best Friend Model 1591260 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Beyond Enemy Lines - Vietnam Model 1467270 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Beyond The Veil Model 1020670 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bill Hates Videogames Model 1370420 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bill Model 1897470 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bird By Example Model 1535000 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Birds Are Real Model 1218400 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Biwar Legend of Dragon Slayer Model 1680800 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Black Ink Model 1869570 | 202? | Steam Valve Corp. |
