Calibre is an all-in-one Open Source tool for managing and viewing all of your electronic books easily. It will allow you to conveniently organize all your e-books within the library by their metadata (data that provide information about other data) from sources such as online booksellers, the Internet Archive, Munsey’s, and ISBNdb.com for example. [License: Open Source | Requires:
11|10|8|Android|Linux|macOS | Size: 171-323 MB ]