# prometheus vs windmill

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

| | prometheus | windmill |
|---|---|---|
| Score | 90/100 ✓ | 77/100 |
| Rank in category | #1 of 104 in Monitoring & observability | #6 of 32 in Workflow Automation |
| GitHub stars | 66 828 ✓ | 18 307 |
| Stars, last 30 days | +632 ✓ | +287 |
| Stable releases, 12 months | 16 | 162 ✓ |
| Latest release | v3.15.1 · 21 Oct 2026 | v1.852.0 · 28 Oct 2026 ✓ |
| Setup | Moderate ✓ | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Other |
| Main language | Go | Rust |

## Which one should you pick?

prometheus scores 90/100 against 77/100 for windmill, so it is the safer default.

windmill ships more often: 162 stable releases in the past year, against 16 for prometheus.

prometheus is growing faster right now (+632 stars in 30 days).

## Details

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

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