Calibre is a free eBook library management application for the Mac with a built-in eBook reader. This programs supports most eBook file formats so that eBooks purchased for a variety of devices will be compatible. Calibre also has the ability to sync your library with most major devices including Kindle, Nook, iPad, and Android devices.
Calibre has the following features:
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
Changelog for version 1.32.0:
Fetch news: Allow automatically creating custom news sources by importing OPML files. Many RSS news reader programs can export their list of RSS feeds in the OPML format.
Conversion: When inserting metadata as a jacket page, alter the font sizes in the jacket so that the sizes match the sizes used in the rest of the book. Also pretty print the generated jacket HTML.
Allow searching for books by id and uuid using the id: and uuid: prefixes
Allow specifying arbitrary colors for column coloring rules
Update the version of openssl shipped in the binary builds (the version in the windows 64bit build was vulnerable to the Heartbleed bug)
Edit Book: Fix book being marked as modified even when no actual changes were done by various automated tools such as Smarten Punctuation, Subset Fonts, etc.
Fix ebook-device cp -f failing when destination file already exists