# Mailcow vs uncloud

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

| | Mailcow | uncloud |
|---|---|---|
| Score | 77/100 ✓ | 65/100 |
| Rank in category | #2 of 106 in Email | #3 of 11 in Container Orchestration |
| GitHub stars | 13 715 ✓ | 5 583 |
| Stars, last 30 days | +205 ✓ | +80 |
| Stable releases, 12 months | 16 ✓ | 10 |
| Latest release | 2026-10 · 21 Oct 2026 ✓ | v0.21.0 · 2 Oct 2026 |
| Setup | Advanced | Advanced |
| Official Docker image | No | No |
| License | GPL-3.0 | Apache-2.0 |
| Main language | JavaScript | Go |

## Which one should you pick?

Mailcow scores 77/100 against 65/100 for uncloud, so it is the safer default.

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

Mailcow is growing faster right now (+205 stars in 30 days).

## Details

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

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