- Crusader Kings 2: Way of Life
- Crusader Kings 3
- Crusader Kings 3: Fate of Iberia
- Crusader Kings 3: Friends & Foes
- Crusader Kings 3: Northern Lords
- Crusader Kings 3: Royal Court
- Crusaders of the Lost Idols
- Crush Your Enemies
- Cryamore
- Crying Suns
- Crypt of the NecroDancer
- Crypt of the NecroDancer: Amplified
- Crypt of the NecroDancer: Synchrony
- Cryptark
- Crypto: Against All Odds
- Crystal Cave Classic
- Crystal Caverns of Amon-Ra
- Crystal Caves
- Crystal Rift
- Crystal Story 2
- Crystals of Time
- Cthulhu Realms
- Cthulhu Saves the World
- Cube & Star: An Arbitrary Love
- Cubemen
- Cubemen 2
- Cubot
- Cult of the Wind
- Cultist Simulator
- Cultist Simulator: The Dancer
- Cultist Simulator: The Exile
- Cultist Simulator: The Ghoul
- Cultist Simulator: The Priest
- Cults and Daggers
- Cuphead
- Curious Expedition, The
- Cursed Sight
- Cut the Rope
- Cut to the Core
- Cyber Knights: Flashpoint
- Cyber Shadow
- Cyberpunk 3776
- CyberTD
- CYPHER
- Cyto's Puzzle Adventure
- D/Generation
- Daedalus: No Escape
- Daily Espada
- Dale Hardshovel and the Bloomstone Mystery
- Dandara
- Dandy: Or a Brief Glimpse Into the Life of the Candy Alchemist
- Danganronpa 2: Goodbye Despair
- Danghost
- Dark Ages
- Dark Arcana: The Carnival
- Dark Crystal: Age of Resistance Tactics, The
- Dark Echo
- Dark Eye: Skilltree Saga, The
- Dark Heritage: Guardians of Hope
- Dark Legends
- Dark Light
- Dark Matter [II/2013]
- Dark Scavenger
- Dark Storm: Ascension
- Dark Storm: VR Missions
- Darkest Dungeon
- Darkest Dungeon: The Color of Madness
- Darkest Dungeon: The Crimson Court
- Darkestville Castle
- Darkness 2, The
- Darkout
- Darkside Detective, The
- Darkside Detective: A Fumble in the Dark, The
- Darkstar: The Interactive Movie
- Darkwood
- Darwin's Demons
- Dave the Diver
- Dawn of Andromeda
- Dawn of the Plow
- Day of Defeat
- Day of Defeat: Source
- Day of Infamy
- Day of the Tentacle
- Day of the Tentacle Remastered
- Day of the Tiki
- DCL: The Game
- Dead Age
- Dead Age 2
- Dead Cells
- Dead Cells: Fatal Falls
- Dead Cells: The Bad Seed
- Dead Cells: The Queen and the Sea
- Dead Dog in Space
- Dead Effect
- Dead Effect 2
- Dead in Vinland
- Dead Maze
- Dead Secret
- Dead Sky
- Dead Synchronicity: Tomorrow Comes Today