Calibre ebook management is an open-source e-library management on Linux, Macintosh and windows platforms. It mainly provides library management, e-book conversion, synchronous e-book reader devices, and messages downloaded from the Internet and converted into e-books. It also provides a comprehensive e-book reader to help users access Books Online. Frequently asked questions include upgrade support, video tutorials, manuals, general information, tips, consulting, development information and forums.
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