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
Supported input formats are: MOBI, LIT, PRC, EPUB, CHM, ODT, HTML, CBR, CBZ,
RTF, TXT, PDF and LRS.