# prom-alertmanager vs Whatomate

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

| | prom-alertmanager | Whatomate |
|---|---|---|
| Score | 73/100 ✓ | 53/100 |
| Rank in category | #14 of 104 in Monitoring & observability | #37 of 110 in Chat |
| GitHub stars | 8 676 ✓ | 1 753 |
| Stars, last 30 days | +49 ✓ | +2 |
| Stable releases, 12 months | 12 ✓ | 0 |
| Latest release | v0.34.2 · 29 Oct 2026 | — |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | AGPL-3.0 |
| Main language | Go | Go |

## Which one should you pick?

prom-alertmanager scores 73/100 against 53/100 for Whatomate, so it is the safer default.

prom-alertmanager ships more often: 12 stable releases in the past year, against 0 for Whatomate.

prom-alertmanager is growing faster right now (+49 stars in 30 days).

## Details

- [prom-alertmanager](https://selfhost.directory/project/prom-alertmanager) (markdown: https://selfhost.directory/project/prom-alertmanager.md)
- [Whatomate](https://selfhost.directory/project/whatomate) (markdown: https://selfhost.directory/project/whatomate.md)

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Source: https://selfhost.directory/compare/prom-alertmanager-vs-whatomate