Calibre is a complete e-library solution. It includes library management,format conversion, news feeds to e-book conversion, e-book viewer and editor,and e-book reader sync features..Calibre is primarily an e-book cataloging program. It manages your e-bookcollection for you. It is designed around the concept of the logical book,i.e. a single entry in the database that may correspond to e-books in severalformats. It also supports conversion to and from a dozen different e-bookformats..Calibre supports almost every single e-Reader (e.g., Kindle, Kobo, Nook) andis compatible with more devices with every update. Calibre can transfer youre-books from one device to another in seconds, wirelessly or with a cable.It will send the best file format for your device converting it ifneeded, automatically..Calibre can automatically fetch news from a number of websites/RSS feeds,format the news into a e-book and upload to a connected device..Calibre has also a built-in e-book viewer that can display all the major e-bookformats.