# Orca vs Unison

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

| | Orca | Unison |
|---|---|---|
| Score | 91/100 ✓ | 65/100 |
| Rank in category | #1 of 209 in AI Agents | #2 of 15 in File Sync |
| GitHub stars | 108 898 ✓ | 5 559 |
| Stars, last 30 days | +8 991 ✓ | +66 |
| Stable releases, 12 months | 15 ✓ | 2 |
| Latest release | v1.4.243 · 28 Oct 2026 ✓ | v2.54.0 · 1 May 2026 |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | No |
| License | MIT | GPL-3.0 |
| Main language | Typescript | OCaml |

## Which one should you pick?

Orca scores 91/100 against 65/100 for Unison, so it is the safer default.

Orca ships more often: 15 stable releases in the past year, against 2 for Unison.

If you want the quickest setup, Orca is easier to run; Unison needs more configuration.

Orca is growing faster right now (+8 991 stars in 30 days).

## Details

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

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