BuildarrvsSemaphore UI
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Buildarr | Semaphore UI | |
|---|---|---|
| Score | 48/100 | 73/100 |
| Rank in category | #7 of 8 in Configuration Management | #12 of 166 in Developer Tools |
| GitHub stars | 378 | 14 334 |
| Stars, last 30 days | — | +151 |
| Stable releases, 12 months | 0 | 20 |
| Latest release | — | v2.18.31 · 7 Oct 2026 |
| Setup | Moderate | Easy |
| Official Docker image | Yes | Yes |
| License | GPL-3.0 | MIT |
| Main language | Python | Go |
Which one should you pick?
Semaphore UI scores 73/100 against 48/100 for Buildarr, so it is the safer default.
Semaphore UI ships more often: 20 stable releases in the past year, against 0 for Buildarr.
If you want the quickest setup, Semaphore UI is easier to run; Buildarr needs more configuration.
Semaphore UI is growing faster right now (+151 stars in 30 days).
Buildarr details →Semaphore UI details →