| Heliocentric Studios | Developer | |
| Heliotrope Studios | Developer | |
| Helix | Developer | |
| Helix Games | DeveloperPublisher | |
| Helix333 | Developer | |
| Helix9 | Developer | |
| HelixAbyss | Developer | |
| Helixcube | Developer | |
| Helixe | Developer | |
| Helixsoft.nl | Developer | |
| Hell++ | DeveloperPublisher | |
| HellCake | Developer | |
| HellaMeaty | Developer | |
| Hellbent Games | DeveloperPublisher | |
| Hellbound | Developer | |
| Hellduriel | Developer | |
| Hellfire Studios | Developer | |
| Hellion Studios | Developer | |
| Hello Fangaming | Developer | |
| Hello Games | DeveloperPublisher | |
| Hello There | DeveloperPublisher | |
| Hello There Games | Developer | |
| Hello1423 | Developer | |
| Hello24 | Developer | |
| HelloEnjoy | Developer | |
| HelloFoxGames | Developer | |
| HelloImVava | Developer | |
| HelloLeo | Developer | |
| HelloThereGames | Developer | |
| HelloWorld Studios | Developer | |
| Helmersoft | Developer | |
| Helmetbox | Developer | |
| Helmius | Developer | |
| Helper-Gaza | Developer | |
| HelperWesley | Developer | |
| HelpingHandGames | Developer | |
| Helthurius Games | Developer | |
| HembertMuda | Developer | |
| Hemisphere Games | DeveloperPublisher | |
| Hemlock | Developer | |
| Hempuli | DeveloperPublisher | |
| Henchman & Goon | DeveloperPublisher | |
| Henchmen Studio | DeveloperPublisher | |
| Hengikken | Developer | |
| HeniekHardkor | Developer | |
| Henk Nieborg | Developer | |
| Henke | Developer | |
| Henoheno | Developer | |
| Henri Bessou | Developer | |
| HenriJ | Developer | |
| Henrik Desaru Tallen | Developer | |
| Henrik Anderson | Developer | |
| Henrik Andersson | Developer | |
| Henrik Chukhran | Developer | |
| Henrik Hoexbroe | Developer | |
| Henrik Nordhaus | Developer | |
| Henrik2k | Developer | |
| Henrique Camillo | Developer | |
| Henrique Campos | Developer | |
| Henrique Gonçalves | Developer | |
| Henrique Muradas | Developer | |
| HenriqueLima | Developer | |
| Henry Banks | Developer | |
| Henry Hoare | Developer | |
| Henry Ramdom | Developer | |
| Henry Sanchez NG | Developer | |
| HenryCGS | Developer | |
| HenrySneeed | Developer | |
| HenryTribble | Developer | |
| HenryWonderwall | Developer | |
| Henryetha Gaming | Developer | |
| Hentai Master | Developer | |
| Hentexsh | Developer | |
| Henwee | Developer | |
| Hephep team itch.io page | Developer | |
| HeptaVector | Developer | |
| Her Interactive | DeveloperPublisher | |
| Herald | Developer | |
| HeraldineGames | Developer | |
| Herbaciarz | Developer | |
| Herbalrage | Developer | |
| Herculean Effort Productions | DeveloperPublisher | |
| Heredos | Developer | |
| Herge | Developer | |
| Herisson | Developer | |
| Herman Serrano | Developer | |
| Herman Tylim | Developer | |
| Hermes | Developer | |
| Hermes Interactive | Developer | |
| Hermicrab | Developer | |
| HerminatorHo | Developer | |
| Hermitt | Developer | |
| Hernan Castillo Brian | Developer | |
| Hernan Saez | Developer | |
| Herno! | Developer | |
| Hernz | Developer | |
| Hero Concept | DeveloperPublisher | |
| Hero Power Entertainment | Developer | |
| Hero Work Games | DeveloperPublisher | |
| Hero10_ | Developer | |
| HeroCraft | DeveloperPublisher | |
| HeroFigo | Developer | |
| HeroFish | Developer | |
| HeroRobb | Developer | |
| Hero_ic | Developer | |
| Herobeat Studios | DeveloperPublisher | |
| Heroic Leap Games | Developer | |
| HeroySake | Developer | |
| Herr Edgy | Developer | |
| Herrero | DeveloperPublisher | |
| Herrero Games | DeveloperPublisher | |
| Herresy | Developer | |
| Herringbone Games | Developer | |
| Herringbone Software | DeveloperPublisher | |
| Herseth | Developer | |
| Herstory Indie Game Development | Developer | |
| Hertz | DeveloperPublisher | |
| Hertz Co., Ltd. | Developer | |
| Hertzole | Developer | |
| Herv Jones | Developer | |
| Herve Trisson | Developer | |
| Hervest | DeveloperPublisher | |
| Hervi | Developer | |
| Heryad Serkewt | Developer | |
| Hesaw | Developer | |
| HessamoddinS | Developer | |
| Hessel Software | Publisher | |
| Hesset Studios | Developer | |
| Hesware | DeveloperPublisher | |
| Hettar | Developer | |
| HeuR | Developer | |
| Heuristic Park | Developer | |
| Heuristic Software | Developer | |
| Hewco | Developer | |
| Hewson Consultants | DeveloperPublisher | |
| Hex Core | Developer | |
| Hex Prelude | Developer | |
| HexCars itch account | Developer | |
| HexRae | Developer | |
| HexVexed | Developer | |
| Hex_Master | Developer | |
| Hexa Drive | Developer | |
| HexaDrive | Developer | |
| HexaTechGames | Developer | |
| Hexablu | Developer | |
| Hexacto | Developer | |
| Hexacto Games | Developer | |
| Hexadecimal | Developer | |
| Hexagon | Developer | |
| Hexagon Blue | Developer | |
| HexagonNico | Developer | |
| Hexagonal | Developer | |
| Hexdragonal | Developer | |
| Hexecutable | Developer | |
| Hexenwerk | Developer | |
| Hexer_ | Developer | |
| Hexerei Games | Developer | |
| Hexeule | Developer | |
| Hexfall | Developer | |
| Hexgames | Publisher | |
| HexigonGames | Developer | |
| Hexterion | DeveloperPublisher | |
| Hey Minty! Studios | Developer | |
| HeyKarakItsAli | Developer | |
| HeyMarmalade | Developer | |
| HeyYeh | Developer | |
| Heyko | Developer | |
| Heywood Jablowmey | Developer | |
| Hezbollah | Publisher | |
| Hi Corp | Developer | |
| Hi Score (Alvaro Mateos Herrera, Angel Macedo, Manuel Guillen Gonzalez, Francisco Gomez, Francisco Rodriguez, David Brioso Santos, Angel Tirado Higuero, Jose Ramon Perez, Manuel Gasco, Rafael Garcia) | Developer | |
| Hi Tech Expressions | DeveloperPublisher | |
| Hi Tech Expressions (NA/EU) | Publisher | |
| Hi Tech Expressions EU | Publisher | |
| Hi Tech Expressions NA | Publisher | |
| Hi Tech Expressions NA/EU | Publisher | |
| Hi-Bit Studios | Developer | |
| Hi-Rez Studios | DeveloperPublisher | |
| Hi-Score Software | Publisher | |
| Hi-Tec Software | Publisher | |
| Hi-Tec Software Ltd. | Publisher | |
| Hi-Tech Entertainment | Publisher | |
| Hi-Tech Expressions | DeveloperPublisher | |
| Hi-Tech ExpressionsNA | Publisher | |
| HiFishInteractive | Developer | |
| HiImBox | Developer | |
| HiNice2MeetU | Developer | |
| HiTopps | Developer | |
| Hibernian Workshop | Developer | |
| HibouEterno | Developer | |
| Hickery | Developer | |
| Hidden Achievement | DeveloperPublisher | |
| Hidden City Games | Developer | |
| Hidden Entertainment | Developer | |
| Hidden Fields | Developer | |
| Hidden Floor | Developer | |
| Hidden Layer Games | Developer | |
| Hidden Masquerade | Developer | |
| Hidden Ocean Games | Developer | |
| Hidden Path Entertainment | DeveloperPublisher | |