Ebook reader Software

Koreader

An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices

• Website
• GitHub
• No support for reading DRM books i.e. from german Bücherhallen Onleihe

Bookworm

• Website
• Horrible discovery UX

GNOME Books

• Website
• git repo
• Needs tracker for discovery.
• Cons: No book covers :/

Buka

Cons: Currently only PDF support

Calibre

• GitHub
• User Manual
• Calibre replacement considerations
• Plugins:
  • Available plugins
  • System plugins: /usr/share/calibre/system-plugins/

Sync with ebook readers

Kobo

• Setting up Kobo sync with Calibre Web
• Kobo eReader mit Calibre-Web synchronisieren

Calibre kobo drivers

Beware: Calibre ships a built-in Kobo device driver, no need to install an additional one!

• jgoguen/calibre-kobo-driver
  • Archived since 2025-09
  • AUR packages (outdated upstream !):
    • calibre-plugin-kobo-driver
    • calibre-plugin-kobo-driver-git

Kobo utilities

• janlarres/kobo-utilities

CorruptError: database disk image is malformed

CorruptError: CorruptError: database disk image is malformed

The most common reason for corrupt device databases is improperly ejecting the device.

Solution: Powercycle helped !

cli

Convert books:

ebook-convert Kubernetes\ Cookbook.azw3 Kubernetes\ Cookbook.pdf