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- HuntdownReleased: May 12, 2021Publisher: Coffee Stain Publishing
- Ring RacerReleased: May 12, 2021Engine: Unreal Engine 4
- Dieselpunk WarsReleased: May 13, 2021Publisher: PlayWay
- Joe and the GunReleased: May 13, 2021Developer: Dnovel
- ASCENXIONReleased: May 14, 2021Platforms: Microsoft Windows
- Come with MeReleased: May 14, 2021Platforms: Microsoft Windows
- God of the Arena DungeonReleased: May 14, 2021Platforms: Microsoft Windows
- OvergrownReleased: May 14, 2021Platforms: Microsoft Windows
- Ball TwistReleased: May 15, 2021Developer: QuickBobber
- Dojo CorridorReleased: May 15, 2021Developer: QuickBobber
- Monkey HitReleased: May 15, 2021Developer: QuickBobber
- SCORCHReleased: May 15, 2021Platforms: Microsoft Windows
- TURK: The Demon SlayerReleased: May 15, 2021Platforms: Microsoft Windows
- All Hit All HerReleased: May 17, 2021Platforms: Microsoft Windows
- Beat the Beat Up!Released: May 17, 2021Platforms: Microsoft Windows
- Heard There Was A Chosen OneReleased: May 17, 2021Platforms: Microsoft Windows, macOS, Linux
- Lost in BlindnessReleased: May 17, 2021Platforms: Microsoft Windows, macOS, Linux
- Lost Scale: Part OneReleased: May 17, 2021Publisher: Piece Of Voxel
- Pleasure ClimbReleased: May 17, 2021Platforms: Microsoft Windows
- Endless Furry Killer InfinityReleased: May 18, 2021Developer: Tegridy Made Games
- Mecha SnakeReleased: May 18, 2021Platforms: Microsoft Windows
- Naught BotsReleased: May 18, 2021Platforms: Microsoft Windows
- -A-Released: May 19, 2021Developer: Racing Bros
- Fight for that BallsReleased: May 19, 2021Platforms: Microsoft Windows
- Outbreak: Endless NightmaresReleased: May 19, 2021Developer: Dead Drop Studios
- Super Hot PotatoReleased: May 19, 2021Developer: Paul Connor
- VR Prison EscapeReleased: May 19, 2021Developer: William at Oxford
- A Strange CityReleased: May 20, 2021Developer: Dnovel
- Alien Death MobReleased: May 20, 2021Platforms: Microsoft Windows
- Atlantica EuropeReleased: May 20, 2021Publisher: VALOFE
- If It Please the CourtReleased: May 20, 2021Platforms: Microsoft Windows, macOS, Linux
- Itadaki SmashReleased: May 20, 2021Platforms: Microsoft Windows
- Of Bird And CageReleased: May 20, 2021Developer: Capricia Productions, Slipgate Ironworks
- Quantum ProjectReleased: May 20, 2021Platforms: Microsoft Windows
- SnOutReleased: May 20, 2021Platforms: Microsoft Windows
- The Wild at HeartReleased: May 20, 2021Publisher: Humble Games
- BLACKOUTReleased: May 21, 2021Platforms: Microsoft Windows
- Break through 50Released: May 21, 2021Platforms: Microsoft Windows, macOS, Linux
- Cats WarriorsReleased: May 21, 2021Publisher: Piece Of Voxel
- Knockout CityReleased: May 21, 2021Publisher: Electronic Arts
- UnderlingsReleased: May 21, 2021Platforms: Microsoft Windows, macOS, Linux
- Line of WarReleased: May 22, 2021Platforms: Microsoft Windows
- DataJackReleased: May 23, 2021Engine: Multimedia Fusion
- Spin the WorldReleased: May 23, 2021Platforms: Microsoft Windows
- GeadowsReleased: May 24, 2021Platforms: Microsoft Windows
- Anatidae: To The Nest LevelReleased: May 25, 2021Platforms: Microsoft Windows
- Legend of AzcarthReleased: May 25, 2021Platforms: Microsoft Windows
- StarsationReleased: May 25, 2021Publisher: Piece Of Voxel
- CarminiaReleased: May 27, 2021Platforms: Microsoft Windows
- Dead HospitalReleased: May 27, 2021Platforms: Microsoft Windows
- Force of Nature 2: Ghost KeeperReleased: May 27, 2021Publisher: Crytivo Games
- I Am the Captain NowReleased: May 27, 2021Platforms: Microsoft Windows
- Mars QuestReleased: May 27, 2021Platforms: Microsoft Windows, macOS
- Pecaminosa - A Pixel Noir GameReleased: May 27, 2021Platforms: Microsoft Windows, macOS, Linux
- VERSUS: The DeathscapesReleased: May 27, 2021Developer: Choice of Games
- BOY BEATS WORLDReleased: May 28, 2021Platforms: Microsoft Windows, macOS, Linux
- Fluffy GoreReleased: May 28, 2021Platforms: Microsoft Windows
- RayboundReleased: May 28, 2021Platforms: Microsoft Windows, macOS, Linux
- Cemetery Warrior VReleased: May 30, 2021Publisher: Laush Studio
- Gimmick in the Chaos DimensionReleased: May 30, 2021Platforms: Microsoft Windows, macOS, Linux
- 7 Years WarReleased: May 31, 2021Platforms: Microsoft Windows
- Red MeasuresReleased: May 31, 2021Platforms: Microsoft Windows
- Balloon FlightReleased: June 2021Developer: Cyberwave
- Chased by DarknessReleased: June 2021Platforms: Microsoft Windows
- StoneflyReleased: June 2021Developer: Flight School Studio
- Survive IsolationReleased: June 2021Platforms: Microsoft Windows
- ULTRA NINJA SOULReleased: June 2021Platforms: Microsoft Windows
- RAZE 2070Released: June 2, 2021Engine: Unreal Engine 4
- Squeakers IIReleased: June 2, 2021Platforms: Microsoft Windows, macOS, Linux
- Astalon: Tears of the EarthReleased: June 3, 2021Publisher: Dangen Entertainment
- Bitten! Someone has to be a villainReleased: June 3, 2021Platforms: Microsoft Windows
- BORIS RUSSIAN BEARReleased: June 3, 2021Developer: Boom Games
- Thirty Two HardModReleased: June 3, 2021Developer: QuickBobber
- Astro Aqua KittyReleased: June 4, 2021Platforms: Microsoft Windows
- Cuboid BouncerReleased: June 4, 2021Platforms: Microsoft Windows
- DOOMBRINGERReleased: June 4, 2021Engine: DarkPlaces
- GAI Stops Auto: Right Version SimulatorReleased: June 4, 2021Publisher: Axyos Games
- SATANIC PANIC 666Released: June 4, 2021Platforms: Microsoft Windows
- SISYPHUSReleased: June 4, 2021Platforms: Microsoft Windows, macOS
- The Last Kids On Earth and the Staff of DoomReleased: June 4, 2021Developer: Stage Clear Studios
- Time of PiracyReleased: June 4, 2021Platforms: Microsoft Windows
- Tree StrikeReleased: June 4, 2021Platforms: Microsoft Windows
- Another EyeReleased: June 5, 2021Platforms: Microsoft Windows
- MuckReleased: June 5, 2021Platforms: Microsoft Windows, macOS, Linux
- YngletReleased: June 5, 2021Developer: Nicklas Nygren
- Hack Bomb BOMA-YEReleased: June 6, 2021Platforms: Microsoft Windows, macOS
- DancingReaperReleased: June 7, 2021Platforms: Microsoft Windows
- Recapture the CastleReleased: June 7, 2021Platforms: Microsoft Windows
- Freddy FrogReleased: June 8, 2021Developer: Paul Connor
- Fuzz DungeonReleased: June 8, 2021Platforms: Microsoft Windows
- GeometryBricksReleased: June 8, 2021Platforms: Microsoft Windows
- Ninja KenReleased: June 8, 2021Developer: Boogygames Studios
- COINS BATTLEReleased: June 9, 2021Platforms: Microsoft Windows, macOS, Linux
- Quickly, Quackley!Released: June 9, 2021Platforms: Microsoft Windows
- Tybot Invasion: The Typing RunnerReleased: June 9, 2021Platforms: Microsoft Windows, macOS, Linux
- VapormazeReleased: June 9, 2021Platforms: Microsoft Windows
- Kochu's DreamReleased: June 10, 2021Developer: Sokpop Collective
- Slime's RevengeReleased: June 10, 2021Platforms: Microsoft Windows
- Soaring MachinariaeReleased: June 10, 2021Publisher: Gotcha Gotcha Games