# Unison vs voidaccess

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

| | Unison | voidaccess |
|---|---|---|
| Score | 65/100 ✓ | 57/100 |
| Rank in category | #2 of 15 in File Sync | #28 of 78 in Security |
| GitHub stars | 5 559 ✓ | 949 |
| Stars, last 30 days | +66 | — |
| Stable releases, 12 months | 2 | 18 ✓ |
| Latest release | v2.54.0 · 1 May 2026 | v2.1.0 · 18 Oct 2026 ✓ |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | No | No |
| License | GPL-3.0 | MIT |
| Main language | OCaml | Python |

## Which one should you pick?

Unison scores 65/100 against 57/100 for voidaccess, so it is the safer default.

voidaccess ships more often: 18 stable releases in the past year, against 2 for Unison.

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

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

## Details

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

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