| PC/MS-Windows pack. |  Bygone Worlds - Ephesus Model 739090 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Bygone Worlds - Jerusalem Model 716410 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | C64 & Amiga Classix Remakes Sixpack 2 Model 751680 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | C64 & Amiga Classix Remakes Sixpack Model 679640 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | C:\Raft Model 386710 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Cabals - Card Blitz Model 562540 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Cadenza - Music, Betrayal and Death Collector's Edition Model 629100 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Cadenza - The Kiss of Death Collector's Edition Model 758630 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Caesar | 2017 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Caesar II | 2017 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Caladrius Blaze | 2017 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Calavera - Day of the Dead Collector's Edition Model 638240 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Call of Cthulhu - Dark Corners of the Earth | 2017 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Call of Duty - Modern Warfare Remastered Model 393080 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Call of Duty - WWII | 2017 | Activision Publishing, Inc. Los Angeles, CA, USA 47875 |
| PC/MS-Windows pack. | Call of Duty - WWII Model 476600 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Carlos III Y La Difusión De La Antigüedad Model 590440 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Casino Slot Machines Model 769150 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Castaway Home Designer Model 656560 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Castle Explorer Model 531780 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Castles Model 666660 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Cayne | 2017 | GOG sp. z o.o. |
| PC/MS-Windows pack. | CG - The Seven Virus Knights Model 753240 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chaos Code - New Sign of Catastrophe Model 536560 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chernobyl - Terrorist Attack Model 546810 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chess3D Model 599670 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chinese Paladin - Sword and Fairy 6 Model 696360 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chinese Paladin - Sword and Fairy Model 695630 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chocolate Makes You Happy 2 Model 764560 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Christmas Stories - A Christmas Carol Collector's Edition Model 757030 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chroma Lab Model 587470 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chromatic Model 660070 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chronicles of Cyberpunk Model 742470 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Cinderella Escape 2 Revenge Model 710030 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Cinderella Phenomenon Model 568770 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Citadale - The Legends Trilogy Model 670410 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | City Builder Model 764550 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | City of Ages Model 688930 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Civil War - 1861 Model 540230 | 2017 | Steam Valve Corp. |
| PC/MS-Windows pack. | Civil War - 1862 Model 532890 | 2017 | Steam Valve Corp. |
