# abs-kosync-bridge vs Rocket.Chat

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

| | abs-kosync-bridge | Rocket.Chat |
|---|---|---|
| Score | 57/100 | 82/100 ✓ |
| Rank in category | #5 of 15 in Audiobook Management | #1 of 13 in Instant Messaging |
| GitHub stars | 550 | 46 348 ✓ |
| Stars, last 30 days | — | +187 |
| Stable releases, 12 months | 21 | 36 ✓ |
| Latest release | v7.11.0 · 26 Oct 2026 ✓ | 8.5.4 · 16 Oct 2026 |
| Setup | Moderate ✓ | Moderate |
| Official Docker image | Yes | Yes |
| License | MIT | Other |
| Main language | Python | Typescript |

## Which one should you pick?

Rocket.Chat scores 82/100 against 57/100 for abs-kosync-bridge, so it is the safer default.

Rocket.Chat ships more often: 36 stable releases in the past year, against 21 for abs-kosync-bridge.

Rocket.Chat is growing faster right now (+187 stars in 30 days).

## Details

- [abs-kosync-bridge](https://selfhost.directory/project/abs-kosync-bridge) (markdown: https://selfhost.directory/project/abs-kosync-bridge.md)
- [Rocket.Chat](https://selfhost.directory/project/rocketchat) (markdown: https://selfhost.directory/project/rocketchat.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/abs-kosync-bridge-vs-rocketchat