# Rocket.Chat vs Zot Registry

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

| | Rocket.Chat | Zot Registry |
|---|---|---|
| Score | 82/100 ✓ | 64/100 |
| Rank in category | #1 of 13 in Instant Messaging | #3 of 12 in Container Registry |
| GitHub stars | 46 348 ✓ | 2 921 |
| Stars, last 30 days | +187 ✓ | +122 |
| Stable releases, 12 months | 36 ✓ | 12 |
| Latest release | 8.5.4 · 16 Oct 2026 ✓ | v2.1.22 · 6 Oct 2026 |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | Yes | Yes |
| License | Other | Apache-2.0 |
| Main language | Typescript | Go |

## Which one should you pick?

Rocket.Chat scores 82/100 against 64/100 for Zot Registry, so it is the safer default.

Rocket.Chat ships more often: 36 stable releases in the past year, against 12 for Zot Registry.

## Details

- [Rocket.Chat](https://selfhost.directory/project/rocketchat) (markdown: https://selfhost.directory/project/rocketchat.md)
- [Zot Registry](https://selfhost.directory/project/zot-registry) (markdown: https://selfhost.directory/project/zot-registry.md)

## Related comparisons

- [Discourse vs Rocket.Chat](https://selfhost.directory/compare/discourse-vs-rocketchat)
- [Rocket.Chat vs Zulip](https://selfhost.directory/compare/rocketchat-vs-zulip)

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