# Mosquitto vs Zot Registry

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

| | Mosquitto | Zot Registry |
|---|---|---|
| Score | 76/100 ✓ | 64/100 |
| Rank in category | #1 of 10 in IoT | #3 of 12 in Container Registry |
| GitHub stars | 11 309 ✓ | 2 922 |
| Stars, last 30 days | +87 | +120 ✓ |
| Stable releases, 12 months | 0 | 12 ✓ |
| Latest release | — | v2.1.22 · 6 Oct 2026 |
| Setup | Moderate ✓ | Moderate |
| Official Docker image | No | Yes ✓ |
| License | Other | Apache-2.0 |
| Main language | C | Go |

## Which one should you pick?

Mosquitto scores 76/100 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 0 for Mosquitto.

## Details

- [Mosquitto](https://selfhost.directory/project/mosquitto) (markdown: https://selfhost.directory/project/mosquitto.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/mosquitto-vs-zot-registry