PBCore, the Public Broadcasting Metadata Dictionary, is licensed under a Creative Commons Attribution 4.0 International license. (Full legal code available here.)
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This work employs PBCore. PBCore, the Public Broadcasting Metadata Dictionary Project, was created by the public broadcasting community in the United States of America for use by public broadcasters and others. PBCore is built on the foundation of the Dublin Core (ISO 15836), an international standard for resource discovery. PBCore was developed with funding provided by the Corporation for Public Broadcasting and is maintained by WGBH. Copyright 2015, WGBH Educational Foundation, on behalf of the American Archive of Public Broadcasting.