# ACE-Step vs Zot Registry

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

| | ACE-Step | Zot Registry |
|---|---|---|
| Score | 77/100 ✓ | 64/100 |
| Rank in category | #13 of 125 in AI | #3 of 12 in Container Registry |
| GitHub stars | 14 151 ✓ | 2 922 |
| Stars, last 30 days | +1 283 ✓ | +120 |
| Stable releases, 12 months | 9 | 12 ✓ |
| Latest release | v0.1.8 · 18 May 2026 | v2.1.22 · 6 Oct 2026 ✓ |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | Yes ✓ |
| License | MIT | Apache-2.0 |
| Main language | Python | Go |

## Which one should you pick?

ACE-Step scores 77/100 against 64/100 for Zot Registry, so it is the safer default.

Zot Registry ships more often: 12 stable releases in the past year, against 9 for ACE-Step.

ACE-Step is growing faster right now (+1 283 stars in 30 days).

## Details

- [ACE-Step](https://selfhost.directory/project/ace-step) (markdown: https://selfhost.directory/project/ace-step.md)
- [Zot Registry](https://selfhost.directory/project/zot-registry) (markdown: https://selfhost.directory/project/zot-registry.md)

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Source: https://selfhost.directory/compare/ace-step-vs-zot-registry