Open source alternatives to Calibre

One project on starwire does the same job. Ranked by how much of what Calibre does each one covers, read from its README and website. Ties go to the most active.

What Calibre does

  1. Ebook library managementcore
  2. Format conversioncore
  3. Ebook reader
  4. Metadata and cover editing
  5. Send books to e-readers
  6. Ebook editor
  7. Content server

Each dot in the table is one job, in this order. Square dots are core jobs and count double. Full means yes, half means partly. "See the evidence" under a project shows the line behind each one. Coverage is what a project documents, not how well it works or how hard it is to move to. How we score this

ProjectCoversStarsCommits, 12 weeksLast releaseClosed vs openedSetupLicense
citadelEbook library manager compatible with Calibre libraries Covers one part44%1.3k+2
223
7 days ago60% Install like an app MIT
Covers 1 of 2 core jobs. Not shown: Format conversion; Ebook reader; Send books to e-readers; Ebook editor.See the evidence
  • Ebook library managementcoreYesManage your ebook library with Citadel.
  • Format conversioncoreNot shownNeither the README nor the website mentions it.
  • Ebook readerNot shownNeither the README nor the website mentions it.
  • Metadata and cover editingYesShelves, metadata, covers, search.
  • Send books to e-readersNot shownNeither the README nor the website mentions it.
  • Ebook editorNot shownNeither the README nor the website mentions it.
  • Content serverYesrun the headless server without the desktop application

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