| 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. |
| PC/MS-Windows pack. | Blacksmith Simulator Prologue Model 2254410 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Blacksmith Simulator Model 1959120 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Blood Engine Model 1646340 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. |  Bludgeon Model 1305890 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Boss Rush Model 1871640 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bot-Net Model 1072250 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bounty Star Model 1497430 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | BPM Boy Model 2130280 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Brave Earth - Prologue Model 706680 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | BRDSKT Model 1677720 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Broken Blade - Prelude Model 2153960 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Brooklyn Sentai - Episode One Model 1255720 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Brothers Apart Model 1360650 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bubble Star Party Model 1701450 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bugworld:Online Model 1421280 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Build and Discover - America Model 1520600 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Builders of China Model 1390760 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Builders of Egypt Model 818520 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Builders of Greece Model 1273100 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bulb Boy - Jar of Despair Model 1717400 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Burning Skies Arcade Model 2290190 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Burning Skies Model 1915690 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Bygone Worlds - Drama At The Odeion Model 758840 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | BYU Virtual Campus-Virtual Reality Model 1931310 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Cairn - Mathair's Curse Model 1302530 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Cakez TD Model 2245620 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Candlelight - Lament Model 2356330 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Cannon Fire - Bloody Sea Model 1033600 | 202? | Steam Valve Corp. |
| PC/MS-Windows pack. | Cant Escape the Backrooms Model 2169140 | 202? | Steam Valve Corp. |
