MusicBrainz API/Libraries/Third Party

• Python: python-musicbrainzngs Python2/3 bindings
• Java: musicbrainzws2-java
• JavaScript: musicbrainz-api
• Ruby:
  • musicbrainz-ruby
  • magnolia-fan/musicbrainz ruby 1.9+
• PHP:
  • mikealmond/MusicBrainz, a fork of phpbrainz
  • PBXg33k/MusicBrainz
  • stephan-strate/php-music-brainz-api
• C#:
  • avatar29A/MusicBrainz
  • MetaBrainz.MusicBrainz, a native .NET implementation of libmusicbrainz. (NuGet Package)
• Objective-C: libmusicbrainz-objc
• Haskell:
  • Clint Adams' bindings (hackage)
  • haskell-musicbrainz-ws2 (ocharles)
• common lisp: cl-musicbrainz
• Perl: WebService::MusicBrainz
• Go: GoMusicBrainz