# prometheus vs trigger

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

| | prometheus | trigger |
|---|---|---|
| Score | 90/100 ✓ | 76/100 |
| Rank in category | #1 of 104 in Monitoring & observability | #7 of 32 in Workflow Automation |
| GitHub stars | 66 827 ✓ | 16 643 |
| Stars, last 30 days | +631 ✓ | +256 |
| Stable releases, 12 months | 16 | 49 ✓ |
| Latest release | v3.15.1 · 21 Oct 2026 | v4.8.1 · 23 Oct 2026 ✓ |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Go | Typescript |

## Which one should you pick?

prometheus scores 90/100 against 76/100 for trigger, so it is the safer default.

trigger ships more often: 49 stable releases in the past year, against 16 for prometheus.

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

prometheus is growing faster right now (+631 stars in 30 days).

## Details

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

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