Calibre Webvsharness
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Calibre Web | harness | |
|---|---|---|
| Score | 78/100 | 80/100 |
| Rank in category | #1 of 7 in E-book Management | #3 of 28 in CI/CD |
| GitHub stars | 18 486 | 38 746 |
| Stars, last 30 days | +255 | +319 |
| Stable releases, 12 months | 2 | 6 |
| Latest release | 0.6.27 · 8 Aug 2026 | v2.28.2 · 20 Apr 2026 |
| Setup | Easy | Easy |
| Official Docker image | No | Yes |
| License | GPL-3.0 | Apache-2.0 |
| Main language | Fluent | Go |
Which one should you pick?
harness scores 80/100 against 78/100 for Calibre Web, so it is the safer default.
harness ships more often: 6 stable releases in the past year, against 2 for Calibre Web.
Calibre Web details →harness details →
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