With software released under the open source GPLv3 license, anybody can download, install, run and distribute the software with little in terms of restrictions. Virtual Library: Create virtual e-book libraries to organize collections.Ĭalibre is a free application released under the GPLv3 license on Windows from PDF software.Tagging: Tag e-books with multiple categories and search across them.Syncing: Synchronize e-books with a variety of devices.Scheduling: Automate tasks such as conversion and fetching.Plugin System: Extend Calibre's functionality with plugins.News Feeds: Subscribe to news sources and automatically download news.Library Management: Easily organize, search and browse your e-book collection.Fetching: Fetch metadata and covers for e-books from online sources.Editing: Edit e-book metadata and create e-books from scratch.E-mail: Send e-books to your Kindle or other device via e-mail.E-book Viewer: Read and edit e-books in a variety of formats.Downloading: Download news from the web and convert it into e-book form.

Conversion: Convert e-books from one format to another.Content Server: Share your e-book library over the Internet.Overall, this is an excellent all-round e-book tool which provides many of the functions which are requested by users of different devices.

It can connect to your reader device and can convert between various different e-book formats.Īlong with the ability to convert between popular formats, Calibre can also manage your library and sorts them neatly.

That all changes with calibre, a free and open source library management and conversion utility for e-book collections.Ĭalibre is a free e-book manager which can be compared to a program like iTunes, but for e-books. There's little in the way of quality freeware applications which can create a library and provide a reader for e-books. A free e-book library and reader application with full search engine for free e-books as well as purchased ones like from Amazon.

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