+Calibre is meant to be a complete e-library solution. It includes
+library management, format conversion, news feeds to ebook conversion
+as well as e-book reader sync features.
+
+Calibre is primarily a ebook cataloging program. It manages your ebook
+collection for you. It 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. It also supports conversion to and from a
+dozen different ebook formats.
+
+Supported input formats are: MOBI, LIT, PRC, EPUB, CHM, ODT, HTML,
+CBR, CBZ, RTF, TXT, PDF and LRS.