prometheusvssimon
Two self-hosted Monitoring & observability projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| prometheus | simon | |
|---|---|---|
| Score | 90/100 | 46/100 |
| Rank in category | #1 of 104 in Monitoring & observability | #73 of 104 in Monitoring & observability |
| GitHub stars | 66 845 | 161 |
| Stars, last 30 days | +649 | — |
| Stable releases, 12 months | 16 | 9 |
| Latest release | v3.15.1 · 21 Oct 2026 | 0.3.7 · 18 Oct 2026 |
| Setup | Moderate | Easy |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | MIT |
| Main language | Go | Rust |
Which one should you pick?
prometheus scores 90/100 against 46/100 for simon, so it is the safer default.
prometheus ships more often: 16 stable releases in the past year, against 9 for simon.
If you want the quickest setup, simon is easier to run; prometheus needs more configuration.
prometheus is growing faster right now (+649 stars in 30 days).
prometheus details →simon details →All Monitoring & observability projects →
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