| Release date | Title | Genre | Platform | Developer | Publisher | 
| 2013-10-16 | 140 | Platform | Mac OS X, Microsoft Windows, Linux | Carlsen Games | Carlsen Games | 
| 2013-12-13 | 7 Days to Die | Survival horror | Mac OS X, Microsoft Windows, Linux | The Fun Pimps | The Fun Pimps | 
| 2013-09-05 | ARMA Tactics | Simulation video game | Mac OS X, Microsoft Windows, Linux, iOS, Android | Bohemia Interactive | Bohemia Interactive | 
| 2013-02-22 | The Bridge | Puzzle video game | Microsoft Windows, Xbox 360, Xbox One, Android, Ouya, PlayStation 3, PlayStation 4, PlayStation Vita, Wii U | Ty Taylor, Mario Castañeda | The Quantum Astrophysicists Guild | 
| 2013-09-23 | Castle Story | Real-time Strategy, Sand box, Survival | Mac OS X, Microsoft Windows, Linux | Sauropod Studio | Sauropod Studio | 
| 2013-04-02 | Cities in Motion 2 | Business simulation | Mac OS X, Microsoft Windows, Linux | Colossal Order | Paradox Interactive | 
| 2013-09-12 | Dead Effect | First-person shooter | Mac OS X, Microsoft Windows, iOS, Android | inDev Brain | BulkyPix | 
| 2013-10-23 | Dead Trigger 2 | First-person shooter | iOS, Android, Windows Phone, Facebook | Madfinger Games | Madfinger Games | 
| 2013-07-11 | Deus Ex: The Fall | Action role-playing, first-person shooter, stealth | Microsoft Windows, iOS, Android | N-Fusion Interactive Entertainment | Square Enix | 
| 2013-10-13 | DJMax Technika Q | Music video game | iOS, Android | Planet Team | Neowiz Internet | 
| 2013-01-29 | Dungeonland | Action RPG | Mac OS X, Microsoft Windows | Critical Studio | Paradox Interactive | 
| 2013-08-23 | Electronic Super Joy | Platformer | Mac OS X, Microsoft Windows, Linux, iOS, Android, Wii U | Michael Todd Games | Michael Todd Games | 
| 2013-05-30 | Folk Tale | Sandbox | Mac OS X, Microsoft Windows | Games Foundry | Games Foundry | 
| 2013-10-24 | Forced | Action role-playing | Mac OS X, Microsoft Windows, Linux, PlayStation 4, Xbox One, Wii U | BetaDwarf Entertainment | BetaDwarf Entertainment | 
| 2013-08-15 | Gone Home | Adventure, interactive storytelling | Mac OS X, Microsoft Windows, Linux | The Fullbright Company, Midnight City | The Fullbright Company | 
| 2013-06-24 | Hero of Many | Action-adventure game | Mac OS X, Microsoft Windows, iOS, Android, Ouya, GameStick | Trickster Arts | Trickster Arts | 
| 2013-07-02 | Interstellar Marines | First-person shooter, Action role-playing, Tactical shooter | Mac OS X, Microsoft Windows, Linux | Zero Point Software | Zero Point Software | 
| 2013-04-24 | Kairo | Adventure | Mac OS X, Microsoft Windows, Linux, iOS, Android | Locked Door Puzzle | Lupus Studios Limited | 
| 2013-01-07 | Kentucky Route Zero | Adventure | Mac OS X, Microsoft Windows, Linux | Cardboard Computer | Cardboard Computer | 
| ??? | Killer Queen | ??? | ??? | ??? | ??? | 
| 2013-09-13 | Legend of Dungeon | Roguelike, Role-Playing | Mac OS X, Microsoft Windows, Linux, Android, Ouya | Robot Loves Kitty | Robot Loves Kitty | 
| 2013-06-27 | Leisure Suit Larry: Reloaded | Point-and-click adventure | Mac OS X, Microsoft Windows, Linux, Android | N-Fusion Interactive | Replay Games, Codemasters | 
| 2013-12-20 | Max: The Curse of Brotherhood | Puzzle, platformer | Microsoft Windows, Xbox 360, Xbox One | Press Play | Microsoft Studios | 
| 2013-10-17 | Mega Dead Pixel | Arcade game | iOS, Android, Windows Phone 8 | About Fun | Chillingo | 
| 2013-12-10 | The Novelist | First-person storytelling, first-person stealth | Mac OS X, Microsoft Windows, Linux | Kent Hudson | Orthogonal Games | 
| 2013 | Prime World | Multiplayer Online Battle Arena | Mac OS X, Microsoft Windows | Nival | Nival | 
| 2013-12-06 | Ravensword 2: Shadowlands | role-playing game | Microsoft Windows, iOS, Android, Ouya | Crescent Moon Games | Crescent Moon Games | 
| 2013-12-19 | République | Action-adventure, stealth | Mac OS X, Microsoft Windows, iOS, Android, Playstation 4 | Camouflaj, Logan Games | GungHo Online Entertainment | 
| 2013-12-12 | The Room Two | Puzzle | iOS, Android | Fireproof Games | Fireproof Studios | 
| 2013-03 | Robocraft | Vehicular combat | Mac OS X, Microsoft Windows, Linux | Freejam Games | Freejam Games | 
| 2013-12-11 | Rust | Action-adventure, survival | Mac OS X, Microsoft Windows, Linux | Facepunch Studios | Facepunch Studios | 
| 2013-07-25 | Shadowrun Returns | Tactical role-playing | Mac OS X, Microsoft Windows, Linux, iOS, Android | Harebrained Schemes | Harebrained Schemes | 
| 2013-08-28 | Shelter | survival | Mac OS X, Microsoft Windows | Might and Delight | Might and Delight | 
| 2013-08-19 | Sir, You Are Being Hunted | Survival, stealth | Mac OS X, Microsoft Windows, Linux | Big Robot | Big Robot | 
| 2013-03-26 | Slender: The Arrival | Survival | Mac OS X, Microsoft Windows, PlayStation 3, PlayStation 4, Xbox 360, Xbox One, Wii U | Blue Isle Studios | Blue Isle Studios, Midnight City (Xbox 360, PlayStation 3, Wii U) | 
| 2013-08-15 | Space Hulk | Turn-based tactics | Mac OS X, Microsoft Windows, Linux, iOS, PlayStation 3, PlayStation Vita, Wii U | Full Control | Full Control | 
| 2013-04-19 | Surgeon Simulator 2013 | Simulation | Mac OS X, Microsoft Windows, Linux, iOS, Android, PlayStation 4 | Bossa Studios | Bossa Studios | 
| 2013-01-16 | Temple Run 2 | Endless runner | iOS, Android, Windows Phone 8 | Imangi Studios | Imangi Studios | 
| 2013-12-13 | Teslagrad | Puzzle-platformer | Mac OS X, Microsoft Windows, Linux, Playstation 3, PlayStation 4, PlayStation Vita, Wii U | Rain Games | Rain Games | 
| 2013-05-29 | Unearthed: Trail of Ibn Battuta | Action-adventure | Mac OS X, Microsoft Windows, iOS, Android, Ouya, Playstation 3 | Semaphore | Semanoor International | 
| 2013-09-04 | World Series of Poker: Full House Pro | Card game | Microsoft Windows, Xbox 360 | Pipeworks Software | Microsoft Game Studios |