calibre can also talk to a few e-book reader devices. calibre can go out to the internet and fetch metadata for your books. calibre can download newspapers and convert them into e-books for convenient reading.

calibre is primarily a ebook cataloging program. calibre stores your ebook files in a database along with easily editable metadata describing each book.

calibre is designed around the concept of the logical book, i.e. a single entry in the database that may correspond to ebooks in several formats.

calibre is developed in pure Python and it is cross platform, running on OS X, Linux, and Windows.

Here are some key features of "calibre":

· Library Management.
· Format Conversion.
· Syncing to E-reader Devices.
· Fetching News.
· Viewing E-books.

What's New in This Release: [ read full changelog ]

New Features:
· Auto-adding: Add an option to check for duplicates when auto adding.
· Content server: Export a second record via mDNS that points to the full OPDS feed in addition to the one pointing to the Stanza feed. The new record is of type _calibre._tcp.
· Allow specifying a set of categories that are not partitioned even if they contain a large number of items in the Tag Browser. Preference is available under Look & Feel->Tag Browser
· Allow setting a URL prefix for the content server that run embedded in the calibre GUI as well.
· Allow output of identifiers data in CSV/XML/BiBTeX catalogs
· Driver for Motorola Droid XT910, Nokia E71 and HTC EVO 3D.
· Cut down the time taken to launch worker processes by 40%
· You can now configure the calibre settings for the currently connected device by right clicking on the device icon in the toolbar, instead of having to go through Preferences->Plugins

Bug Fixes:
· Auto-adding: Do not add incomplete files when files are downloaded directly into ...