Calibre Web AutomatedvsWarren
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Calibre Web Automated | Warren | |
|---|---|---|
| Score | 73/100 | 52/100 |
| Rank in category | #2 of 19 in Ebook Management | #87 of 209 in AI Agents |
| GitHub stars | 6 508 | 510 |
| Stars, last 30 days | +172 | +0 |
| Stable releases, 12 months | 9 | 10 |
| Latest release | v4.0.8 · 28 Sept 2026 | v0.19.3 · 7 Oct 2026 |
| Setup | Moderate | Advanced |
| Official Docker image | Yes | Yes |
| License | GPL-3.0 | MIT |
| Main language | JavaScript | Typescript |
Which one should you pick?
Calibre Web Automated scores 73/100 against 52/100 for Warren, so it is the safer default.
Warren ships more often: 10 stable releases in the past year, against 9 for Calibre Web Automated.
If you want the quickest setup, Calibre Web Automated is easier to run; Warren needs more configuration.
Calibre Web Automated is growing faster right now (+172 stars in 30 days).
Calibre Web Automated details →Warren details →
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