calibre

Calibre is an open source e-book library management application that enables you to manage your e-book collection, convert e-books between different formats, synchronize with popular e-book reader devices, and read your e-books with the included viewer.

It acts as an e-library and also allows for format conversion, news feeds to e-book conversion, as well as e-book reader sync features and an integrated e-book viewer.

Calibre's features include: library management; format conversion (all major ebook formats); syncing to e-book reader devices; fetching news from the Web and converting it into ebook form; viewing many different e-book formats, giving you access to your book collection over the internet using just a browser.

Calibre 5.6.0 new features:

  • Edit book: Show a non-modal popup for a few seconds to allow undoing file delete operations

  • Device books view: Add an action to the context menu to easily jump to the matching book in the calibre library view. Closes tickets: 1903418

  • Add ability to undo Generate cover in the Edit metadata screen, by long clicking the Generate cover button. Closes tickets: 1903270

  • Edit book: Allow adding tags to the list of tags for the insert tag button

  • calibredb add: New option –automerge to automatically merge duplicates

  • Add an edit notes action to the context menu in the viewer highlights panel. Closes tickets: 1905646

  • Content server viewer: Allow viewing images in a new window by right clicking them, matches the calibre builtin viewer behavior. Closes tickets: 1903333

  • Book details window: Allow opening the edit metadata window using either the keyboard shortcut or the context menu. Closes tickets: 1903403

  • Allow copying the current search as a calibre:// URL by right clicking the search box

  • Book details panel: Add entries to copy calibre:// links for the current book to the context menu

  • Edit book: Upgrade book: Ask whether to keep the NCX based Table of Contents

Bug fixes:

  • Windows: Fix calibre portable launcher not working correctly from root directory in calibre 5.5. Closes tickets: 1904310

  • macOS: Fix rendering of space after punctuation incorrect in Big Sur. Closes tickets: 1904505

  • DOCX Input: When converting images placed using the obsolete VML markup default them to being inline rather than block images. Closes tickets: 1905319

  • Metadata edit dialog: Fix keyboard shortcuts for bold/italic/underline not working when more than one comments editor widget is present on a single tab. Closes tickets: 1905479

  • When using calibre://show-book URLs and the book is not found, clear any Virtual library or search restriction and then show the book. Closes tickets: 1905113

  • macOS: Fix calibre:// URLs not working from other documents

  • Fix calibre:// URL search action not changing library if needed

  • annotation_count() template function displaying value for deleted annotations. Closes tickets: 1904305

  • Edit book: Fix syntax highlighting not recognizing ends-with selector. Closes tickets: 1905806

Improved news sources:

  • The BBC

  • Folha de Sao Paolo

  • Netzpolitik

Download: Calibre 5.6.0 for Windows | Portable | Windows 64-bit | ~100.0 MB (Open Source)
Download: Calibre 5.6.0 for MacOS | 143.0 MB
Download: Calibre 5.6.0 for Linux
View: Calibre Home Page | Calibre Screenshot