Find the tempo key and time signature of any song Explore millions of song analyses powered by Spotify and the try the online metronome

httpsvevasoundcom

Songspace helps music creators collaborate catalog and share work with their professional team

WWW Music Database

etreedborg

TheAudioDB is a community music database of Artwork and Metadata with a free Music API

httpswwwdiscogscom

MusicBrainz the open music encyclopedia

httpsgnudborgindexphp

OpenISRC