compare
calibre vs Readest
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | calibre | Readest |
|---|---|---|
| Language | Python | TypeScript |
| Licence | GPL-3.0 | AGPL-3.0 |
| Stars | 26k | 25k |
| Latest | v9.15.0 | v0.12.12 |
| Last push | 2026-10-06 | 2026-10-05 |
| Release cadence | about 21 days between releases | about 14 days between releases |
| Active contributors | 21+ commit authors on the default branch in the last 90 days | 35+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Amazon Kindle. Alternatives to Amazon Kindle →
PartialcalibreThe library for your own DRM-free books, sent to a Kindle by email or USB, not the store.
PartialReadestReads your own DRM-free books on desktop, mobile and the web with synced progress; books bought on Kindle stay there.
calibre
calibre
✓ signed The latest release, v9.15.0, carries a signature GitHub verified.
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Readest
✓ signed The latest release, v0.12.12, carries a signature GitHub verified.
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