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 9.5.0 changelog:
New features
- Allow creating a column to display reading progress
- Reading progress comes from the calibre E-book viewer. To create the column, go to Preferences->Add your own columns, click the plus button and finally click on the "Read progress" link.Annotations browser: Allow filtering by highlight style
- E-book viewer: Add an option to display the pages from the paper book page list (when available) while also showing the last page number
- Edit book: Add a tool to remove unused images, similar to the tool to remove unused CSS
- Tolino driver: support new firmware version
- E-book viewer: Add a reset button to the reading stats panel
Bug fixes
- Fix overridden icons from config directory not switching between dark/light variants on theme change
- Fix: Use MOBI fallback for KFX format when downloading news periodicals
- Edit book: Restore focus to editor after showing search count popup message
- Fix a bug in KEPUB markup removal when there are empty kobo spans
- RB Input: Ensure files are extracted within container dir (CVE-2026-30853)
- Book list: Fix ctrl+shift+arrow key not moving the currently selected book. Fixes #2142950
New news sources
- Truthout by PaulB223
Improved news sources
- Naked Capitalism
Download: Calibre 9.5.0 | Portable | ~200.0 MB (Open Source)
Download: Calibre for MacOS | 323.0 MB
Download: Calibre for Linux
View: Calibre Home Page | Calibre Screenshot
