# Semaphore UI vs Zot Registry

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

| | Semaphore UI | Zot Registry |
|---|---|---|
| Score | 73/100 ✓ | 64/100 |
| Rank in category | #12 of 166 in Developer Tools | #3 of 12 in Container Registry |
| GitHub stars | 14 336 ✓ | 2 921 |
| Stars, last 30 days | +153 ✓ | +122 |
| Stable releases, 12 months | 20 ✓ | 12 |
| Latest release | v2.18.31 · 7 Oct 2026 ✓ | v2.1.22 · 6 Oct 2026 |
| Setup | Easy ✓ | Moderate |
| Official Docker image | Yes | Yes |
| License | MIT | Apache-2.0 |
| Main language | Go | Go |

## Which one should you pick?

Semaphore UI scores 73/100 against 64/100 for Zot Registry, so it is the safer default.

Semaphore UI ships more often: 20 stable releases in the past year, against 12 for Zot Registry.

If you want the quickest setup, Semaphore UI is easier to run; Zot Registry needs more configuration.

## Details

- [Semaphore UI](https://selfhost.directory/project/semaphore-ui) (markdown: https://selfhost.directory/project/semaphore-ui.md)
- [Zot Registry](https://selfhost.directory/project/zot-registry) (markdown: https://selfhost.directory/project/zot-registry.md)

---
Source: https://selfhost.directory/compare/semaphore-ui-vs-zot-registry