CalibrevsWarpgate
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Calibre | Warpgate | |
|---|---|---|
| Score | 83/100 | 75/100 |
| Rank in category | #1 of 19 in Ebook Management | #11 of 78 in Security |
| GitHub stars | 26 269 | 8 158 |
| Stars, last 30 days | +270 | +198 |
| Stable releases, 12 months | 18 | 33 |
| Latest release | v9.17.0 · 23 Oct 2026 | v0.30.2 · 26 Oct 2026 |
| Setup | Easy | Easy |
| Official Docker image | No | Yes |
| License | GPL-3.0 | Apache-2.0 |
| Main language | Python | Rust |
Which one should you pick?
Calibre scores 83/100 against 75/100 for Warpgate, so it is the safer default.
Warpgate ships more often: 33 stable releases in the past year, against 18 for Calibre.
Calibre details →Warpgate details →
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