| Name | Repositories | Stars | Stars this week |
|---|---|---|---|
| RedCoolBeans | 1 | 9 | 0 |
| RedBrogdon | 1 | 265 | 0 |
| RedBearLab | 1 | 187 | 0 |
| Red5d | 1 | 235 | 0 |
| Red1C3 | 1 | 5 | 0 |
| RecursiveG | 1 | 26 | 0 |
| Recruitee | 1 | 335 | 0 |
| Recouse | 1 | 163 | 0 |
| ReconOS | 1 | 29 | 0 |
| Recognos | 1 | 639 | 0 |
| Receipt-Wrangler | 1 | 60 | 4 |
| ReanGD | 1 | 83 | 0 |
| RealyUniqueName | 1 | 23 | 0 |
| RealTimeChris | 1 | 49 | 2 |
| RealOrangeOne | 1 | 571 | 0 |
| Reagankm | 1 | 16 | 0 |
| ReadyTalk | 1 | 1,218 | 0 |
| Readf0x | 1 | 0 | 0 |
| ReactorSwift | 1 | 176 | 0 |
| ReactorKit | 1 | 2,714 | 1 |
| ReactiveX | 11 | 125,108 | 31 |
| ReactiveMongo | 1 | 850 | 0 |
| ReactiveCocoa | 2 | 22,929 | -5 |
| Reactive-Extensions | 1 | 10 | 0 |
| ReactKit | 1 | 1,934 | 0 |
| React-Native-Nation | 1 | 4 | 0 |
| ReSwift | 1 | 7,541 | 1 |
| ReSTARTR | 1 | 6 | 0 |
| ReFreezed | 1 | 43 | 0 |
| ReFirmLabs | 1 | 10,717 | 130 |
| Rdatatable | 1 | 3,585 | 5 |
| Rcpp11 | 1 | 80 | 0 |
| Rchristiani | 1 | 0 | 0 |
| RblSb | 1 | 259 | 0 |
| Rbillon59 | 1 | 86 | 0 |
| RazrFalcon | 4 | 7,229 | 29 |
| Raytek | 1 | 0 | 0 |
| Raynos | 2 | 26 | 0 |
| Raynes | 2 | 157 | 0 |
| RayPS | 1 | 62 | 0 |
| RayBB | 1 | 96 | 0 |
| Rawnly | 2 | 726 | 1 |
| Ravenstine | 1 | 15 | 0 |
| Ravenports | 1 | 17 | 0 |
| RavenLRS | 1 | 165 | 0 |
| Ravbug | 2 | 31 | 0 |
| RavSS | 1 | 24 | 0 |
| Rauschii | 1 | 5 | 0 |
| Ratfink | 1 | 12 | 1 |
| Raspirus | 1 | 118 | 1 |