It has a cornucopia of features divided into the following main categories:
- Library Management
- E-book conversion
- Syncing to e-book reader devices
- Downloading news from the web and converting it into e-book form
- Comprehensive e-book viewer
- Content server for online access to your book collection
- New Features
- Driver for the new Kobo Forma
- PDF Output: Add a new 'page number map' setting to easily modify page numbers as needed in headers/fotters and the generated inline table of contents.
- Edit book: Insert image: remember size of displayed thumbnails.
- Edit book: Compress images losslessly: Remember the last used compression quality for jpeg compression.
- CHM Input: Fix a regression in the previous release that broke processing of CHM files.
- Fix clearing of metadata download author and tag map rules not working
- Fix notifications from calibre being displayed as "Others" on the GNOME desktop