ruddervsSemaphore UI
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| rudder | Semaphore UI | |
|---|---|---|
| Score | 55/100 | 73/100 |
| Rank in category | #4 of 8 in Configuration Management | #12 of 166 in Developer Tools |
| GitHub stars | 719 | 14 334 |
| Stars, last 30 days | — | +151 |
| Stable releases, 12 months | 11 | 20 |
| Latest release | 9.1.4 · 7 Aug 2026 | v2.18.31 · 7 Oct 2026 |
| Setup | Advanced | Easy |
| Official Docker image | No | Yes |
| License | GPL-3.0 | MIT |
| Main language | Scala | Go |
Which one should you pick?
Semaphore UI scores 73/100 against 55/100 for rudder, so it is the safer default.
Semaphore UI ships more often: 20 stable releases in the past year, against 11 for rudder.
If you want the quickest setup, Semaphore UI is easier to run; rudder needs more configuration.
Semaphore UI is growing faster right now (+151 stars in 30 days).
rudder details →Semaphore UI details →