Alexandria is a program for organising collections of books. It
  * retrieves and displays book information (including cover pictures) from
    several online libraries, such as Amazon, Proxis and Barnes and Noble
  * allows books to be added and updated by hand
  * enables searches either by EAN/ISBN, title, authors or keyword
  * can import and export data into ONIX, Tellico and ISBN-list formats
  * features a HIG-compliant user interface
  * handles book rating and notes
  * supports CueCat barcode readers
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