Semaphore UIvsuptime-kuma
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Semaphore UI | uptime-kuma | |
|---|---|---|
| Score | 73/100 | 88/100 |
| Rank in category | #12 of 166 in Developer Tools | #3 of 104 in Monitoring & observability |
| GitHub stars | 14 336 | 93 041 |
| Stars, last 30 days | +153 | +1 294 |
| Stable releases, 12 months | 20 | 19 |
| Latest release | v2.18.31 · 7 Oct 2026 | 2.5.8 · 26 Oct 2026 |
| Setup | Easy | Easy |
| Official Docker image | Yes | Yes |
| License | MIT | MIT |
| Main language | Go | JavaScript |
Which one should you pick?
uptime-kuma scores 88/100 against 73/100 for Semaphore UI, so it is the safer default.
Semaphore UI ships more often: 20 stable releases in the past year, against 19 for uptime-kuma.
uptime-kuma is growing faster right now (+1 294 stars in 30 days).
Semaphore UI details →uptime-kuma details →