# prometheus vs Unregistry

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | prometheus | Unregistry |
|---|---|---|
| Score | 90/100 ✓ | 63/100 |
| Rank in category | #1 of 104 in Monitoring & observability | #4 of 12 in Container Registry |
| GitHub stars | 66 850 ✓ | 4 888 |
| Stars, last 30 days | +638 ✓ | +21 |
| Stable releases, 12 months | 16 ✓ | 4 |
| Latest release | v3.15.1 · 21 Oct 2026 ✓ | v0.4.3 · 12 Jun 2026 |
| Setup | Moderate | Easy ✓ |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Go | Go |

## Which one should you pick?

prometheus scores 90/100 against 63/100 for Unregistry, so it is the safer default.

prometheus ships more often: 16 stable releases in the past year, against 4 for Unregistry.

If you want the quickest setup, Unregistry is easier to run; prometheus needs more configuration.

prometheus is growing faster right now (+638 stars in 30 days).

## Details

- [prometheus](https://selfhost.directory/project/prometheus) (markdown: https://selfhost.directory/project/prometheus.md)
- [Unregistry](https://selfhost.directory/project/unregistry) (markdown: https://selfhost.directory/project/unregistry.md)

---
Source: https://selfhost.directory/compare/prometheus-vs-unregistry