# Calibre Web vs PDFMathTranslate

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

| | Calibre Web | PDFMathTranslate |
|---|---|---|
| Score | 78/100 | 80/100 ✓ |
| Rank in category | #1 of 7 in E-book Management | #1 of 9 in Translation |
| GitHub stars | 18 484 | 37 995 ✓ |
| Stars, last 30 days | +253 | +283 ✓ |
| Stable releases, 12 months | 2 ✓ | 0 |
| Latest release | 0.6.27 · 8 Aug 2026 | — |
| Setup | Easy | Easy ✓ |
| Official Docker image | No | Yes ✓ |
| License | GPL-3.0 | AGPL-3.0 |
| Main language | Fluent | Python |

## Which one should you pick?

PDFMathTranslate scores 80/100 against 78/100 for Calibre Web, so it is the safer default.

Calibre Web ships more often: 2 stable releases in the past year, against 0 for PDFMathTranslate.

## Details

- [Calibre Web](https://selfhost.directory/project/calibre-web) (markdown: https://selfhost.directory/project/calibre-web.md)
- [PDFMathTranslate](https://selfhost.directory/project/pdfmathtranslate) (markdown: https://selfhost.directory/project/pdfmathtranslate.md)

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