| Open-systems | 1 | 1 |
| Openclassifieds | 1 | 1 |
| Open.edx | 1 | 1 |
| Open.gl Project | 1 | 1 |
| Openbrowser Project | 1 | 1 |
| Openasp | 1 | 1 |
| Open-xchange Ox Guard | 1 | 1 |
| Open-uri-cached Project | 1 | 1 |
| Openairinterface | 1 | 1 |
| Opencosmo | 1 | 1 |
| Opencomputers | 1 | 1 |
| Open-ftpd | 1 | 1 |
| Open-blog | 1 | 1 |
| Open Source Real-estate Script Project | 1 | 1 |
| Open Source Point Of Sale Project | 1 | 1 |
| Open Graph Importer Project | 1 | 1 |
| Open Source Technology Group | 1 | 1 |
| Open Projects Network | 1 | 1 |
| Open Cubic Player | 1 | 1 |
| Opartfaq Project | 1 | 1 |
