# sink vs Unison

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

| | sink | Unison |
|---|---|---|
| Score | 68/100 ✓ | 65/100 |
| Rank in category | #5 of 23 in URL Shortener | #2 of 15 in File Sync |
| GitHub stars | 7 244 ✓ | 5 559 |
| Stars, last 30 days | +85 ✓ | +65 |
| Stable releases, 12 months | 13 ✓ | 2 |
| Latest release | v0.3.1 · 27 Sept 2026 ✓ | v2.54.0 · 1 May 2026 |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | No |
| License | AGPL-3.0 | GPL-3.0 |
| Main language | Typescript | OCaml |

## Which one should you pick?

sink scores 68/100 against 65/100 for Unison, so it is the safer default.

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

## Details

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

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