Publishers 12,114
| Publisher | Games | Queer flag | Country |
|---|---|---|---|
| MDVC Games | 1 | -- | |
| MGA Games | 1 | -- | |
| MGK Military Simulations | 1 | -- | |
| MHGames | 1 | -- | |
| MHR Games | 1 | -- | |
| MILLRAT Studio | 1 | -- | |
| MIgardener | 1 | -- | |
| MIleva Games | 1 | -- | |
| MJ Moran Company | 1 | -- | |
| MJ&E Productions | 1 | -- | |
| MMG Ltd. | 1 | -- | |
| MOGU | 1 | -- | |
| MPLPRN | 1 | -- | |
| MR | 1 | -- | |
| MR エンターテイメント (MR Entertainment) | 1 | -- | |
| MR.METACHESS | 1 | -- | |
| MRtD | 1 | -- | |
| MSG Games | 1 | -- | |
| MSN Publishing | 1 | -- | |
| MVP Boardgames | 1 | -- | |
| MVP Games | 1 | -- | |
| MW Games | 1 | -- | |
| MYNDzei Games, llc. | 1 | -- | |
| Maahenki | 1 | -- | |
| Maas Marketing Inc. | 1 | -- | |
| Mabuhay Educational Center, Inc. | 1 | -- | |
| Mackerel Sky Games | 1 | -- | |
| Macrocosm Miniatures | 1 | -- | |
| Mad Chemist Board Games | 1 | -- | |
| Mad Dash Enterprises | 1 | -- | |
| Mad Granny Games | 1 | -- | |
| Mad Hatter's Toy & Game Factory | 1 | -- | |
| Mad Panda Board Games | 1 | -- | |
| Mad4Fun Games | 1 | -- | |
| Maddish Island | 1 | -- | |
| Madhouse Ink | 1 | -- | |
| Madilo.games | 1 | -- | |
| Madison Industries | 1 | -- | |
| Maender-Alkoor | 1 | -- | |
| Maestro Games | 1 | -- | |
| Maeva Editions | 1 | -- | |
| Magari | 1 | -- | |
| Magic House Games | 1 | -- | |
| Magic Machine | 1 | -- | |
| Magic Press Edizioni Srl (MPE) | 1 | -- | |
| Magic Toys | 1 | -- | |
| Magic Wand Corp. | 1 | -- | |
| MagicLeaf Games | 1 | -- | |
| Magical Meerkat Games | 1 | -- | |
| Magical Threads | 1 | -- |