# Mailcow vs Urlaubsverwaltung

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

| | Mailcow | Urlaubsverwaltung |
|---|---|---|
| Score | 77/100 ✓ | 53/100 |
| Rank in category | #2 of 106 in Email | #5 of 9 in Human Resource Management (HRM) |
| GitHub stars | 13 713 ✓ | 302 |
| Stars, last 30 days | +215 | — |
| Stable releases, 12 months | 16 ✓ | 10 |
| Latest release | 2026-10 · 21 Oct 2026 | urlaubsverwaltung-6.20.0 · 23 Oct 2026 ✓ |
| Setup | Advanced | Advanced |
| Official Docker image | No | Yes ✓ |
| License | GPL-3.0 | Apache-2.0 |
| Main language | JavaScript | Java |

## Which one should you pick?

Mailcow scores 77/100 against 53/100 for Urlaubsverwaltung, so it is the safer default.

Mailcow ships more often: 16 stable releases in the past year, against 10 for Urlaubsverwaltung.

Mailcow is growing faster right now (+215 stars in 30 days).

## Details

- [Mailcow](https://selfhost.directory/project/mailcow) (markdown: https://selfhost.directory/project/mailcow.md)
- [Urlaubsverwaltung](https://selfhost.directory/project/urlaubsverwaltung) (markdown: https://selfhost.directory/project/urlaubsverwaltung.md)

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Source: https://selfhost.directory/compare/mailcow-vs-urlaubsverwaltung