# Haraka vs Unison

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

| | Haraka | Unison |
|---|---|---|
| Score | 67/100 ✓ | 65/100 |
| Rank in category | #6 of 16 in Mail Server | #2 of 15 in File Sync |
| GitHub stars | 5 627 ✓ | 5 560 |
| Stars, last 30 days | +10 | +66 ✓ |
| Stable releases, 12 months | 13 ✓ | 2 |
| Latest release | v3.3.5 · 17 Oct 2026 ✓ | v2.54.0 · 1 May 2026 |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | No |
| License | MIT | GPL-3.0 |
| Main language | JavaScript | OCaml |

## Which one should you pick?

Haraka scores 67/100 against 65/100 for Unison, so it is the safer default.

Haraka ships more often: 13 stable releases in the past year, against 2 for Unison.

Unison is growing faster right now (+66 stars in 30 days).

## Details

- [Haraka](https://selfhost.directory/project/haraka) (markdown: https://selfhost.directory/project/haraka.md)
- [Unison](https://selfhost.directory/project/unison) (markdown: https://selfhost.directory/project/unison.md)

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Source: https://selfhost.directory/compare/haraka-vs-unison