| Huntv | Developer | |
| HurlCatGames | Developer | |
| HusbandoGoddess | Developer | |
| Hush Games | Developer | |
| HuskyDusky | Developer | |
| Hustla Masi | Developer | |
| Hut 90 | Developer | |
| Hutchingson Computer Publishing | Publisher | |
| Hutchinson Computer Publishing | Publisher | |
| HuvaaKoodia | Developer | |
| Huw2k8 | Developer | |
| HuwW | Developer | |
| Huyosumi | Developer | |
| Hwagner9 | Developer | |
| Hyacinth Nil | Developer | |
| Hybriona Labs | Developer | |
| Hyde | Developer | |
| Hydravision | Developer | |
| Hydravision Entertainment | Developer | |
| HydroGene | Developer | |
| Hydrodinamic Studios | Developer | |
| Hydrohen24 | Developer | |
| Hydropic | Developer | |
| HyenaDev | Developer | |
| Hyeogieh | Developer | |
| Hyniora Nagase | Developer | |
| Hynt Studios | Developer | |
| Hyo-Kin Soft | Developer | |
| Hyogo Onimushi | Developer | |
| Hyohnoo | Developer | |
| Hyojj Xipitug | Developer | |
| Hyourin7372 | Developer | |
| Hypa Hypa Designs (Nigel Edwards) | Developer | |
| HypeTrain Digital | Publisher | |
| Hyper | Developer | |
| Hyper Awesome | DeveloperPublisher | |
| Hyper Awesome Entertainment | DeveloperPublisher | |
| Hyper DevBox Japan | Publisher | |
| Hyper Drive Gaming Studio | Developer | |
| Hyper Fox Studios | Developer | |
| Hyper Games | Developer | |
| Hyper Luminal Games | Developer | |
| Hyper-Devbox | Developer | |
| Hyper-Devbox Japan | DeveloperPublisher | |
| HyperBabyDuck | Developer | |
| HyperBole Studios | Developer | |
| HyperDevbox Japan | Developer | |
| HyperDrop Studios | Developer | |
| HyperGames | Developer | |
| HyperGamesDev | Developer | |