Desarrolladores de Juegos de Steam - Letra O - Página 21
| Nombre | Recuento de aplicaciones |
|---|---|
| Oribe Ware | 2 |
| Olgu Cerit | 2 |
| Ouatte | 2 |
| O'Saurus Studios | 2 |
| Omni Systems Limited | 2 |
| Onlyjoy's production | 2 |
| Oneiric Tales | 2 |
| Overcast | 2 |
| OptiMAST | 2 |
| Operasoft | 2 |
| Opera Soft | 2 |
| One Joyful Day | 2 |
| Olinick Games | 2 |
| Ot Vinta | 2 |
| Opalescent Games | 2 |
| Okinawa Sunrise | 2 |
| Ocumens LLC | 2 |
| Ozaak, inc. | 2 |
| Old Apes | 2 |
| Orbital Express | 2 |