# Ultimate Certificate Manager vs Unison

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

| | Ultimate Certificate Manager | Unison |
|---|---|---|
| Score | 50/100 | 65/100 ✓ |
| Rank in category | #4 of 8 in Certificate Management | #2 of 15 in File Sync |
| GitHub stars | 170 | 5 559 ✓ |
| Stars, last 30 days | +0 | +65 ✓ |
| Stable releases, 12 months | 4 ✓ | 2 |
| Latest release | v2.246 · 27 Oct 2026 ✓ | v2.54.0 · 1 May 2026 |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | Yes ✓ | No |
| License | AGPL-3.0 | GPL-3.0 |
| Main language | Python | OCaml |

## Which one should you pick?

Unison scores 65/100 against 50/100 for Ultimate Certificate Manager, so it is the safer default.

Ultimate Certificate Manager ships more often: 4 stable releases in the past year, against 2 for Unison.

Unison is growing faster right now (+65 stars in 30 days).

## Details

- [Ultimate Certificate Manager](https://selfhost.directory/project/ultimate-ca-manager) (markdown: https://selfhost.directory/project/ultimate-ca-manager.md)
- [Unison](https://selfhost.directory/project/unison) (markdown: https://selfhost.directory/project/unison.md)

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Source: https://selfhost.directory/compare/ultimate-ca-manager-vs-unison