Calibre 5.31.1

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 5.31 new features:

Kindle driver: Support the new Kindle PaperWhite 2021. Closes tickets: 1948883
Add an option under Preferences->Behavior to have calibre recognize numbers when sorting (this was previously under Preferences->Tweaks)
E-book viewer: Add a button to directly open the viewer help section in the calibre user manual to the viewer controls
E-book viewer: Prevent the display from sleeping when using auto-scroll or read aloud modes (Implemented only on Windows and macOS)
Edit book: Set semantics tool: Add support for EPUB 3 landmarks
Add an entry to the Connect/share menu to open the content server in a local browser when it is running. Closes tickets: 1948493

Bug fixes

Content server: Fix some OPDS feeds failing with non-ASCII content. Closes tickets: 1947879
Tag browser: Fix incorrect first letter partitioning when enabling numeric collation of items that start with a number. Closes tickets: 1948560

v5.31.1 fixes

a bug in an HTML serialization library calibre uses that broke a few things, such as the comments editor tool in the metadata dialog. Closes tickets: 1949167