# Calibre Web vs PVE-UPS

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

| | Calibre Web | PVE-UPS |
|---|---|---|
| Score | 78/100 ✓ | 51/100 |
| Rank in category | #1 of 7 in E-book Management | #21 of 51 in Monitoring & observability |
| GitHub stars | 18 488 ✓ | 362 |
| Stars, last 30 days | +248 ✓ | +5 |
| Stable releases, 12 months | 2 | 10 ✓ |
| Latest release | 0.6.27 · 8 Aug 2026 | v4.3.0 · 10 Oct 2026 ✓ |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | Yes ✓ |
| License | GPL-3.0 | MIT |
| Main language | Fluent | Python |

## Which one should you pick?

Calibre Web scores 78/100 against 51/100 for PVE-UPS, so it is the safer default.

PVE-UPS ships more often: 10 stable releases in the past year, against 2 for Calibre Web.

If you want the quickest setup, Calibre Web is easier to run; PVE-UPS needs more configuration.

Calibre Web is growing faster right now (+248 stars in 30 days).

## Details

- [Calibre Web](https://selfhost.directory/project/calibre-web) (markdown: https://selfhost.directory/project/calibre-web.md)
- [PVE-UPS](https://selfhost.directory/project/pve-ups) (markdown: https://selfhost.directory/project/pve-ups.md)

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Source: https://selfhost.directory/compare/calibre-web-vs-pve-ups