Semaphore UIvsWorld Monitor
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Semaphore UI | World Monitor | |
|---|---|---|
| Score | 73/100 | 86/100 |
| Rank in category | #12 of 166 in Developer Tools | #5 of 104 in Monitoring & observability |
| GitHub stars | 14 334 | 89 717 |
| Stars, last 30 days | +151 | +2 428 |
| Stable releases, 12 months | 20 | 17 |
| Latest release | v2.18.31 · 7 Oct 2026 | v2.11.6 · 25 Oct 2026 |
| Setup | Easy | Advanced |
| Official Docker image | Yes | No |
| License | MIT | AGPL-3.0 |
| Main language | Go | Typescript |
Which one should you pick?
World Monitor scores 86/100 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 17 for World Monitor.
If you want the quickest setup, Semaphore UI is easier to run; World Monitor needs more configuration.
World Monitor is growing faster right now (+2 428 stars in 30 days).
Semaphore UI details →World Monitor details →