Calibre is an all-in-one Open Source tool to easily manage and view all of your e-books.Take charge of managing your e-book library via the logical book concept, for example, a library entry may correspond to an actual e-book across multiple formats. It will also convert a large number formats and supports all major e-book formats.Calibre's conversion engine is packed with many powerful features. It will rescale all font sizes, ensuring the output e-book is readable regardless of font size, as well as automatically detecting and creating book structure, like the Table of Contents or chapters. You can also insert the book's metadata into a "Book Jacket" if you desire.Calibre Features: Syncing to e-book reader devices It has a modular device driver design that makes adding support for different e-reader devices easy. At the moment, it has support for a large number of devices. Downloading news from the web and converting it into e-book form It can automatically fetch news from websites or RSS feeds, format the news into an ebook and upload to a connected device. Comprehensive e-book viewer It has a built-in e-book viewer that can display all the major ebook formats. It has full support for bookmarks, CSS, a reference mode, printing, searching, Table of Contents, copying, customizing the rendering via a user style sheet, embedded fonts, etc. Content server for online access to your book collection Calibre has a built-in web server that allows you to access your ebook collection using a simple browser from any computer anywhere in the world.