Semaphore UIvsUpptime
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Semaphore UI | Upptime | |
|---|---|---|
| Score | 73/100 | 69/100 |
| Rank in category | #12 of 166 in Developer Tools | #3 of 12 in Uptime Monitoring |
| GitHub stars | 14 336 | 17 184 |
| Stars, last 30 days | +153 | +0 |
| Stable releases, 12 months | 20 | 0 |
| Latest release | v2.18.31 · 7 Oct 2026 | — |
| Setup | Easy | Easy |
| Official Docker image | Yes | No |
| License | MIT | MIT |
| Main language | Go | Markdown |
Which one should you pick?
Semaphore UI scores 73/100 against 69/100 for Upptime, so it is the safer default.
Semaphore UI ships more often: 20 stable releases in the past year, against 0 for Upptime.
Semaphore UI is growing faster right now (+153 stars in 30 days).
Semaphore UI details →Upptime details →