Calibre eBook Management

Calibre eBook Management is an open source eBook library management on Linux, Macintosh, and Windows platforms that provides library management, conversion of eBooks, synchronization of eBook reader devices, and messages downloaded from the web and converted into eBook form, and a comprehensive eBook reader that helps users to access the collection online. Site FAQs include upgrade support, video tutorials, manuals, general information, tips, advice, development information and forums.