| PC/MS-Windows pack. |  Automation* of Sorts Model 1574020 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Aventura Copilului Albastru ?i Urât Model 1530140 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Avoid The Demons Model 1591840 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Axial Disc 1 Model 1638430 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Axilon - Legend of Artifacts - Prologue Model 1745550 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Axiom Alternative II Model 1645620 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Ayoub Episode 2 Model 1687070 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Azurael's Circle - Chapter 5 Model 1682980 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | B-17 Flying Fortress - World War II Bombers in Action Model 1634450 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | B.Y.O.O.L. - Best Years of Our Lives Model 1688400 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | B100x - Auto Dungeon RPG Model 1258780 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Bad Dream - Stories Model 1692060 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Baking Bustle - Ashley's Dream Model 1700130 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Baldur's Gate - Dark Alliance Model 1695830 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Bang-On Balls - Chronicles Model 1227650 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | BangBang Shooting Model 1546420 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Banzai Escape 2 Subterranean Model 1758950 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Baobabs Mausoleum - Grindhouse Edition Model 1478830 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Bassmaster Fishing Model 1449500 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Battlefield 2042 Model 1517290 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Battlegrounds - First Blast Model 1688460 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Bear, Vodka, Balalaika - Call of Chernobyl Model 1470800 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Bear, Vodka, Balalaika - Cyberpunk Model 1476790 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Behind Closed Doors - A Developer's Tale Model 1372940 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Belle-De-Nuit Model 1593040 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Beta Escape Model 1676060 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Betrayer - Curse of the Spine - Prologue Model 1686050 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Betrayer - Curse of the Spine Model 1382290 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Beyond Enemy Lines - Remastered Edition Model 1217750 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Beyond Horror - Episode One, A Father's Journey Model 1516950 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Beyond The Board Model 1837800 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Biohazard Village - Z Version Model 1196600 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Black Cat Model 1537320 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Black Cat Model 1547490 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Blackjack Math Cross Numbers Model 1520610 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Blade of Darkness Model 1710170 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Blind Fate - Edo No Yami — Dojo Model 1832220 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | BLIND QUEST - The Frost Demon Model 1421930 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Blocky Snake Model 1836210 | 2021 | Steam Valve Corp. |
| PC/MS-Windows pack. | Blokker - Orange Model 1612200 | 2021 | Steam Valve Corp. |
