| PositiveThumbGaming | Developer | |
| Positronic Software | Developer | |
| Posseidon0110 | Developer | |
| PossiblyAxolotl | Developer | |
| Possmonaut | Developer | |
| Possum House Games | Developer | |
| PossumProductions | Developer | |
| Post Mortem Pixels | Developer | |
| PostEastern | Developer | |
| Postmodern Adventures | Developer | |
| Postpunk Games | Developer | |
| PotaTOONFireGames | Developer | |
| Potat_o | Developer | |
| PotataCompany | Developer | |
| PotatoIsaiahg | Developer | |
| PotatoOfShadows | Developer | |
| PotatobrainGames | Developer | |
| Potatoes Are Not Explosive | Developer | |
| Potatofuzz | Developer | |
| Potatonion | Developer | |
| Potatosaucevids | Developer | |
| PotentialError | Developer | |
| Potentially Odd | Developer | |
| Potion Park | Developer | |
| Potreik | Developer | |
| PouPou | Developer | |
| Pouek | Developer | |
| PouleyKetchoup | Developer | |
| Pouncing Kitten Games | DeveloperPublisher | |
| Pow | DeveloperPublisher | |
| Pow Pow | Developer | |
| Power House Software | Publisher | |
| Power Struggle Games | Developer | |
| Power Systems | Developer | |
| Power and Magic Development | Developer | |
| PowerBurger | Developer | |
| PowerMaster | Developer | |
| PowerOfCreation | Developer | |
| PowerUp.IO | Developer | |
| PowerVision | Publisher | |
| PowerfulBacon | Developer | |
| Powerhead | Developer | |
| Powerhead Games | Developer | |
| Powerhoof | DeveloperPublisher | |
| Powersaurus | Developer | |
| Powerworks | Developer | |
| Powplowdevs | Developer | |
| Poxnixles | Developer | |
| Poyarik | Developer | |
| Pozitronic | Developer | |