| Ripstone | DeveloperPublisher | |
| Ripstone Games | DeveloperPublisher | |
| Riptide | Developer | |
| Riptide Studio | Developer | |
| Riruhi's Party | DeveloperPublisher | |
| Ris Δos | Developer | |
| Risada | Developer | |
| Rise Of Ages | Developer | |
| Risenfield | Developer | |
| Rising SEA Games | Developer | |
| Rising Star Games | DeveloperPublisher | |
| Rising Star GamesEU | Publisher | |
| Rising Star GamesPAL | Publisher | |
| Rising Win Tech | DeveloperPublisher | |
| RisingPixel | Developer | |
| RisingRlyeh | Developer | |
| Risist | Developer | |
| Rit's | Developer | |
| RitaRBapoDev | Developer | |
| RitchLombaroo | Developer | |
| Ritual Entertainment | DeveloperPublisher | |
| Ritual Games | Developer | |
| Ritvikshukla | Developer | |
| Rival Games | DeveloperPublisher | |
| Rivars Studio | Developer | |
| Rivas Games | Developer | |
| River Crow Studio | DeveloperPublisher | |
| River Forge Games | Developer | |
| River Hill Software | DeveloperPublisher | |
| River Hill SoftwareJP | Publisher | |
| RiverGiantGames | Developer | |
| Riverhill Soft | DeveloperPublisher | |
| Riverhill Software | Developer | |
| Riverhillsoft | DeveloperPublisher | |
| Riverhillsoft (JP) | Publisher | |
| RiverhillsoftJP | Publisher | |
| Rivernotch | Developer | |
| RivetedGames | Developer | |
| Rivit | Developer | |
| Rix | Developer | |
| Rixud | Developer | |
| Riz'nt | Developer | |
| Rize Abov Studio | Developer | |
| RizekCajk | Developer | |
| RjB Software | Developer | |
| Rl | Developer | |
| RnK | Developer | |
| RoAnna Sylver | Developer | |
| RoadDust | Developer | |
| Roalinn | Developer | |
| Roan | Developer | |
| Roan Contreras | Developer | |
| Roaring Cat Games | Developer | |
| RoastBeef267 | Developer | |
| Rob | Developer | |
| Rob Anderson | Developer | |
| Rob Colton | Developer | |
| Rob Harwood | Developer | |
| Rob Hoff | Developer | |
| Rob Holman | Developer | |
| Rob Hubbard | Developer | |
| Rob Nally (Brotherly) | Developer | |
| Rob Nichols Games | Developer | |
| Rob Noyes | Developer | |
| Rob Robinson | Developer | |
| Rob Stenzinger | Developer | |
| Rob Streeting | Developer | |
| Rob Toone | Developer | |
| Rob Welch | Developer | |
| Rob Z | Developer | |
| Rob uwu | Developer | |
| Rob van Saaze | Developer | |
| RobBoberty | Developer | |
| RobF | Developer | |
| RobFenemore | Developer | |
| RobGamesThingy | Developer | |
| RobStorm | Developer | |
| Robablo Comics | Developer | |
| Robbaric | Developer | |
| Robbie Fraser | Developer | |
| RobbyTato | Developer | |
| Robbytaku | Developer | |
| Robe Garden | Developer | |
| Rober Baca | Developer | |
| Robert "Skip" Waller & Dave Albert | Developer | |
| Robert Ackley | Developer | |
| Robert Burke | Developer | |
| Robert C. Clardy | Developer | |
| Robert Considine | Developer | |
| Robert D | Developer | |
| Robert DeCrescenzo | Developer | |
| Robert Figgins | Developer | |
| Robert Forsman | Developer | |
| Robert Freeland Games | Developer | |
| Robert Friele & Michael Ornsby | Developer | |
| Robert J. Ferguson | Developer | |
| Robert Jenks & Nathan Tennises | Developer | |
| Robert L Hylands | Developer | |
| Robert McNally | Developer | |
| Robert Meyer | Developer | |