Calibre 7.20.0

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 7.20.0 changelog:

New features

Read Aloud: Allow configuring an extra pause at the end of every sentence when using the Piper TTS engine
PDF Output: Add _WIDTH_PIXELS_ and _HEIGHT_PIXELS_ variables to know the width and height of the header/footer area in templates
Windows: Use calibre's bundled SSL certificates instead of the system certificate store by default
Can be turned off via CALIBRE_USE_SYSTEM_CERTIFICATES=1 env var
Trim image tool: Add a control to adjust aspect ratio
Kobo driver: Add support for the new firmware used by the Tolino Shine 5

PDF Input: Automatic header/footer detection and removal

A new, dedicated PDF Input engine for calibre that implements automatic detection of headers and footers based on document analysis. The new engine is the default to go back to using the old engine, select it in the PDF Input section of the Conversion dialog.

Bug fixes

Fix a regression in previous release that broke copying of book to another library if the books author does not exist in the destination database
Read aloud: Piper backend: Fix not working with voices whose names have non-ASCII characters on Windows.
Content server: Fix book with non-ASCII filenames not downloading in the Kindle browser when using the /mobile view
Content server: Fix embedding the server HTML inside a third party iframe causing an error

New news sources