Calibre is a complete e-book library manager. Organize your collection, convert your books to multiple formats, and sync with all of your devices. Let Calibre be your multi-tasking digital librarian.

Manage, convert, sync, and more

• Library management. Calibre keeps things orderly by creating single entries for books that contains multiple formats. Add tags and comments for better searchability.
• Format conversion. Calibre's robust conversion options support a wide variety of file formats.
• File syncing. Calibre's device drivers seamlessly support all the top e-readers and devices.

What's New:

Version 5.3.0:
New features

• Tag browser: When grouping items by first letter if adjacent letters have few entries combine them into a single group.
• Viewer: Allow displaying the current page / total pages in the header/footer. Useful in paged mode to see exactly how many pages are left.
• Viewer search panel: Show more result context in a tooltip when hovering over a search result.
• DOCX Input: Add support for Word controls used to rotate or flip images
• Viewer image pop-up: Allow maximizing/minimizing the window.
• Edit metadata dialog: Use only a single line for custom column date fields
• Add an item to search for categories to the category editor context menu.
• Category editor: Add a right click menu to change case of the selected entries.

Bug fixes

• Fix a regression in 5.0 that caused performance of dialogs that contain title/series/tags edit fields to be very poor with large libraries.
• Fix a regression in 5.0 that caused some pop-up menus to appear on the wrong monitor in multi-monitor setups
• macOS: Fix a long standing bug that prevented drag and drop of multiple items
• Windows: Fix a regression that broke scanning for default programs for the Open with action
• Windows: Fix a regression in 5.0 causing some MOBI files with non-BMP characters not being processed correctly.
• E-book viewer: Fix scrolling past the end of chapter boundaries not working in books that have negative margins
• Edit metadata dialog: fix incorrect rendering of custom column names that start with emoji.
• Quickview: Fix nothing shown after clearing the search.
• Dark mode: Fix radio buttons having no outline.
• Annotations browser: When showing a book in the calibre library that is not currently visible, display an error.

New news sources

• Deutsche Welle by VoHe

Improved news sources

• Reuters

Screenshots:

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