1 .. _picard: https://picard.musicbrainz.org/
2 .. _beets: https://beets.io/
3 .. _mpd: https://musicpd.org/
4 .. _MusicBrainzIDs: https://musicbrainz.org/doc/MusicBrainz_Identifier
5 .. _MBIDs: https://musicbrainz.org/doc/MusicBrainz_Identifier
6 .. _MusicBrainz: https://musicbrainz.org
7 .. _`ID3 tags`: https://en.wikipedia.org/wiki/ID3
8 .. _last.fm: https://www.last.fm/