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The BookBrainz core data is licensed under the Creative Commons CC0 license. The core data includes the following information:

  • Author BBID, aliases, type, begin and end dates, gender and disambiguation comment
  • Edition Group BBID, aliases, type and disambiguation comment
  • Edition BBID, aliases, begin and end dates, language, status and disambiguation comment
  • Publisher BBID, aliases, type, begin and end dates and disambiguation comment
  • Work BBID, aliases, languages, type, disambiguation comment
  • Relationship ID, type, and entity and text associations

Other publically available data is licensed under the Creative Commons CC BY-SA license. If you have any queries about licensing of the public data, please ask for clarification. Please see the links below for more details about CC0 and CC BY-SA.