| Incredible Ape | Developer | |
| Incredible Catfish | Developer | |
| Incredible Technologies | DeveloperPublisher | |
| Incredible Technologies / | Publisher | |
| Incredible Technologies, Inc. | Developer | |
| Incredible201 | Developer | |
| IncredibleMandy | Developer | |
| Incredulous Interactive | Developer | |
| Increment-P | DeveloperPublisher | |
| Incuvo | Developer | |
| Ind. Design | Developer | |
| Indemonai Games | Developer | |
| Independent | Publisher | |
| Independent Arts | Developer | |
| Independent Arts Software | Developer | |
| Independent Arts Software GmbH | Developer | |
| Independent Project | Developer | |
| Indescomp | DeveloperPublisher | |
| Indescomp Software | Publisher | |
| Index+ | DeveloperPublisher | |
| Indi | Developer | |
| Indian Games Studio | Developer | |
| Indian Man | Developer | |
| IndianJesus 392 | Developer | |
| Indiana Kernick | Developer | |
| Indianawood | Developer | |
| Indie Built | Developer | |
| Indie Dragon | Developer | |
| Indie Games | Developer | |
| Indie GamesEU | Publisher | |
| Indie developer | Developer | |
| IndieAlchemist | Developer | |
| IndieBug | Developer | |
| IndieBurg | Developer | |
| IndieCoyote | Developer | |
| IndieDevAndy | Developer | |
| IndieFrenk | Developer | |
| IndieGO Studios | Developer | |
| IndieGme | Developer | |
| IndieImprint | Developer | |
| IndieLeague Studio | Developer | |
| IndieOmega | Developer | |
| IndiePub | Developer | |
| IndieRevo | DeveloperPublisher | |
| Indie_RU | Developer | |
| Indieginks | Developer | |
| Indienova | Publisher | |
| Indiepth | Developer | |
| Indies Zero | Developer | |
| Indiesruption | Developer | |
| Indietopia Games | Developer | |
| Indigo Gaming | Developer | |
| Indigo Studios | Developer | |
| IndigoLiz | Developer | |
| IndigoRaccoon | Developer | |
| IndigoSane | Developer | |
| Indoor Astronaut | Developer | |
| Indrah LadyPotato | Developer | |
| IndrekV | Developer | |
| Industrial | Developer | |
| IneedInternet | Developer | |
| InefficientChunkOfCode | Developer | |
| Inertia Game Studios | DeveloperPublisher | |
| Inevitable Entertainment | Developer | |
| Infamous Adventures | Developer | |
| Infamous Quests | Developer | |
| Infamous Rabbit | DeveloperPublisher | |
| InfamousCupcake | Developer | |
| InfamousRabbit | Developer | |
| InfamousSabre | Developer | |
| Infected Sheep | Developer | |
| InfectedBytes | Developer | |
| Infernal Byte Systems | Developer | |
| Inferno Games | Developer | |
| Infimace-6 | Developer | |
| Infini | Developer | |
| Infini Entertainment Technology | DeveloperPublisher | |
| Infinigon | Developer | |
| Infinitap Games | Developer | |
| Infinitario | Developer | |
| Infinite Dreams | DeveloperPublisher | |
| Infinite Dreams Inc. | Developer | |
| Infinite Dungeon | Developer | |
| Infinite Fall | Developer | |
| Infinite Games Studio | Developer | |
| Infinite Interactive | Developer | |
| Infinite Machine | Developer | |
| Infinite Madaa | DeveloperPublisher | |
| Infinite Monkeys Entertainment | DeveloperPublisher | |
| Infinite Noodle | Developer | |
| Infinite State Games | DeveloperPublisher | |
| Infinite Thread Games | Developer | |
| Infinite Ventures | Developer | |
| Infinite-X | Developer | |
| InfiniteFlame | Developer | |
| InfiniteStars | Developer | |
| Infinitestrike | Developer | |
| Infinitive Interactive | Developer | |
| Infinity | Developer | |
| Infinity Co., Ltd | Developer | |