Calibre

Calibre 3.22.1

Calibre is a free and open source e-book library management application developed by users of e-books for users of e-books.

Freeware / Donate
Windows/macOS/Linux
66.3 MB
38,471
4.6 15 votes

It has a cornucopia of features divided into the following main categories:

  • Library Management
  • E-book conversion
  • Syncing to e-book reader devices
  • Downloading news from the web and converting it into e-book form
  • Comprehensive e-book viewer
  • Content server for online access to your book collection

What's New:

New Features

  • Edit book: Add a tool to upgrade books from EPUB 2 to EPUB 3 (Tools->Upgrade book internals)
  • Add support for the FBZ format (zipped FB2)
  • Kindle driver: Change the height of generated thumbnails to 500px, needed for the Oasis 2017
  • Edit book: When bulk renaming files add an option to rename by the order in which the files appear in the book.
  • Polishing: Recognize titlepages that are marked as covers in the EPUB 3 landmarks section
  • Edit Book: Automatically updated the modified timestamp in the OPF when saving EPUB 3 books.
  • Remove the ISBNDB metadata plugin as ISBNDB no longer allows free lookups.

Bug Fixes

  • EPUB 3 metadata: If the book defines more than one author sort value for an author use the first instead of the last
  • Check Book: Dont warn for nav document not in spine in EPUB 3 books
  • Linux installer: Fix umask question not working with the recommended install command because stdin is a pipe
  • Browser viewer: Show an error message when trying to use the Sync function without being logged in
  • When setting cover from a PDF file and the user clicks cancel, do not delete the existing cover

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