Publishers 12,114
| Publisher | Games | Queer flag | Country |
|---|---|---|---|
| I Wonder By Sam | 1 | -- | |
| I on U | 1 | -- | |
| I-S ULTD | 1 | -- | |
| I. & M. Ottenheimer | 1 | -- | |
| I. P. C. Universal Corp. | 1 | -- | |
| I.C.C. Product | 1 | -- | |
| I.Q. Company | 1 | -- | |
| ICA Specialvaror AB | 1 | -- | |
| IF Association | 1 | -- | |
| IFAD | 1 | -- | |
| IHSV Games | 1 | -- | |
| IIDAGAMES | 1 | -- | |
| IION Games (It's In Our Nature Games) | 1 | -- | |
| IM Holding Games | 1 | -- | |
| IMC Games | 1 | -- | |
| INKc's Board Games | 1 | -- | |
| INWAP Games | 1 | -- | |
| ION Card Game | 1 | -- | |
| IQ Products | 1 | -- | |
| IQideas Ltd | 1 | -- | |
| ITOS Enterprises | 1 | -- | |
| IWA Rechenschieberfabrik | 1 | -- | |
| Ibeyis Games | 1 | -- | |
| Ibis Tea | 1 | -- | |
| Icarus Games (US) | 1 | -- | |
| Ice-Pick Lodge | 1 | -- | |
| IcePack Games | 1 | -- | |
| IcehouseGames | 1 | -- | |
| Ichidokiri (いちどきり) | 1 | -- | |
| Ideal Games (II) | 1 | -- | |
| Idealescence | 1 | -- | |
| Identical Games | 1 | -- | |
| Ideotas Juegos | 1 | -- | |
| Iff Studios | 1 | -- | |
| Ifoksapop | 1 | -- | |
| Ignition Core Games | 1 | -- | |
| Igrato | 1 | -- | |
| IgroKit | 1 | -- | |
| Igrolad | 1 | -- | |
| Igroteka | 1 | -- | |
| Ikarangi Labs | 1 | -- | |
| Il Leccio | 1 | -- | |
| Ilanautas | 1 | -- | |
| Ilsespiel | 1 | -- | |
| ImCraig | 1 | -- | |
| Imagebooks Publishers bv | 1 | -- | |
| Imagination Entertainment Ltd. | 1 | -- | |
| Imagine Bin | 1 | -- | |
| Imagine-Action Games | 1 | -- | |
| Imagineering Design, Inc. | 1 | -- |