| 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 | |