MetaBrainz operates MusicBrainz and a number of related open data projects.

MetaBrainz operates MusicBrainz, Cover Art Archive, AcousticBrainz, ListenBrainz, CritiqueBrainz, BookBrainz and the esoteric MessyBrainz project. All of our projects are open source, open data and are community curated. MetaBrainz is a California based 501.c.3 non-profit with many supporters from the music and technology world. Our main office is in Barcelona, Spain.

Our flagship project is MusicBrainz -- the data from MusicBrainz is used by Google, Amazon, BBC, Universal Music, Spotify, Pandora, SiriusXM, TicketMaster and a number of other companies from all over the world. These company provide financial support that allows us to continue hacking on our open source projects.

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