| Hoodead | Developer | |
| HoodedBale | Developer | |
| Hoodie Games | Developer | |
| HoodieTV | Developer | |
| Hoodoo Bear | Developer | |
| Hoodoo Studios | Developer | |
| Hook Games | DeveloperPublisher | |
| HooksGame | Developer | |
| Hooksoft | Developer | |
| Hookstone | Developer | |
| Hookstone Productions | DeveloperPublisher | |
| HooliganLabs | Developer | |
| Hoopy Entertainment | DeveloperPublisher | |
| Hoork | Developer | |
| HoosMcGoose | Developer | |
| HopFrog | Developer | |
| HopScotch | Developer | |
| HopeLab | Publisher | |
| HopeMuchwood | Developer | |
| Hopeful_Dreamer | Developer | |
| Hopeless Productions | Developer | |
| Hopelight Studio | Developer | |
| Hoplite Research | DeveloperPublisher | |
| Hopoo Games | Developer | |
| HoraceRIBOUT | Developer | |
| Horashio | Developer | |
| Horatiu.nyc | Developer | |
| Horberg Productions | Developer | |
| HordeCore | Developer | |
| Hori | DeveloperPublisher | |
| Hori Electric | Developer | |
| Horizon Gamestudio | Developer | |
| Horo Bunny | Developer | |
| Horomiwa | Developer | |
| Horrific Developer | Developer | |
| Horror Soft | Developer | |
| Horror-RX | Developer | |
| HorrorBox | Developer | |
| HorrorGhost Games Official | Developer | |
| HorrorShopGames | Developer | |
| Horrorsoft | Developer | |
| HorseSoft | Developer | |
| HorseheadInteractive | Developer | |
| Horun | Developer | |
| Hoshikuzu KRNKRN | Developer | |
| Hot B | DeveloperPublisher | |
| Hot B JP | Publisher | |
| Hot B NA | Publisher | |
| Hot BJP | Publisher | |
| Hot Girls With Broken Legs | Developer | |
| Hot Lava Games | Developer | |
| Hot Nenjine | Developer | |
| Hot Slice | Developer | |
| Hot-B | DeveloperPublisher | |
| Hot-B Co. | Publisher | |
| Hot-BNA | Publisher | |
| HotBrewGames | Developer | |
| HotGen | Developer | |
| HotJalepeno | Developer | |
| HotPaper | Developer | |
| HotSkippy | Developer | |
| Hotcake Studios | Developer | |
| Hotdog Laserhouse | Developer | |
| Hothead Games | DeveloperPublisher | |
| Hothouse Creations | Developer | |
| Hothouse Creations Ltd. | Developer | |
| Hotpink | Developer | |
| Hotto Doggu | Developer | |
| Houcine Chelbi | Developer | |
| Hound Picked Games | DeveloperPublisher | |
| House House | Developer | |
| House Husband Interactive | Developer | |
| House Jordan | Developer | |
| House Of Wire | Developer | |
| House Pixel | DeveloperPublisher | |
| House Pixel Games | DeveloperPublisher | |
| House of Tales | Developer | |
| House of Tales Entertainment | Developer | |
| Household Games | DeveloperPublisher | |
| HousekeepingGames | Developer | |
| Housemarque | Developer | |
| Housies | Developer | |
| Hoverloop | Developer | |
| How to die in a Morgue | Developer | |
| Howard C. Pierce | Developer | |
| Howard W. Sams | Publisher | |
| Howard Yew | Developer | |
| HowardDful123 | Developer | |
| HowlingMoonSoftware | Developer | |
| Howly Games | Developer | |
| Hoylecake! | Developer | |
| Hridhaan Mehta | Developer | |
| Hroft32 | Developer | |
| Hsuan | Developer | |
| Htastic | Developer | |
| Hu Chi | Developer | |
| HuCast Games | Developer | |
| Hubski | Developer | |
| Hubster | Developer | |
| Hucast | DeveloperPublisher | |