# Calibre vs zusam

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

| | Calibre | zusam |
|---|---|---|
| Score | 83/100 ✓ | 44/100 |
| Rank in category | #1 of 19 in Ebook Management | #58 of 69 in Social Networks & Forums |
| GitHub stars | 26 267 ✓ | 223 |
| Stars, last 30 days | +258 ✓ | +0 |
| Stable releases, 12 months | 18 ✓ | 2 |
| Latest release | v9.17.0 · 23 Oct 2026 ✓ | 0.6.1 · 2 Mar 2026 |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | Yes ✓ |
| License | GPL-3.0 | AGPL-3.0 |
| Main language | Python | PHP |

## Which one should you pick?

Calibre scores 83/100 against 44/100 for zusam, so it is the safer default.

Calibre ships more often: 18 stable releases in the past year, against 2 for zusam.

If you want the quickest setup, Calibre is easier to run; zusam needs more configuration.

Calibre is growing faster right now (+258 stars in 30 days).

## Details

- [Calibre](https://selfhost.directory/project/calibre) (markdown: https://selfhost.directory/project/calibre.md)
- [zusam](https://selfhost.directory/project/zusam) (markdown: https://selfhost.directory/project/zusam.md)

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Source: https://selfhost.directory/compare/calibre-vs-zusam