| Name | Description | Owner | Last commit |
| 9os | Experimental kernel using plan9 ideas for embedded device | 2025-03-27 14:50 | |
| qbe | Internal scc patchset buffer for QBE | mpu <quentin@c9x.me> | 2022-06-29 16:09 |
| scc | simple c99 compiler | k0ga <k0ga@simple-cc.org> | 2025-06-17 18:16 |
