# Calibre vs KoShelf

> Two self-hosted [Ebook Management projects](https://selfhost.directory/ebook-management), compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Calibre | KoShelf |
|---|---|---|
| Score | 83/100 ✓ | 45/100 |
| Rank in category | #1 of 19 in Ebook Management | #10 of 19 in Ebook Management |
| GitHub stars | 26 270 ✓ | 254 |
| Stars, last 30 days | +271 | — |
| Stable releases, 12 months | 18 ✓ | 15 |
| Latest release | v9.17.0 · 23 Oct 2026 ✓ | 2026.10.1 · 15 Oct 2026 |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | Yes ✓ |
| License | GPL-3.0 | EUPL-1.2 |
| Main language | Python | Rust |

## Which one should you pick?

Calibre scores 83/100 against 45/100 for KoShelf, so it is the safer default.

Calibre ships more often: 18 stable releases in the past year, against 15 for KoShelf.

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

Calibre is growing faster right now (+271 stars in 30 days).

## Details

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

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