# Lemmy vs prom-alertmanager

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

| | Lemmy | prom-alertmanager |
|---|---|---|
| Score | 75/100 ✓ | 73/100 |
| Rank in category | #3 of 69 in Social Networks & Forums | #14 of 104 in Monitoring & observability |
| GitHub stars | 14 651 ✓ | 8 676 |
| Stars, last 30 days | +44 | +49 ✓ |
| Stable releases, 12 months | 3 | 11 ✓ |
| Latest release | 0.19.21 · 26 Oct 2026 ✓ | v0.34.1 · 17 Sept 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | AGPL-3.0 | Apache-2.0 |
| Main language | Rust | Go |

## Which one should you pick?

Lemmy scores 75/100 against 73/100 for prom-alertmanager, so it is the safer default.

prom-alertmanager ships more often: 11 stable releases in the past year, against 3 for Lemmy.

## Details

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

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