Echonest analysis data for any Soundcloud track.
By Paul Lamere at musicmachinery.com
Note: 6/2021 – Since the API has moved to Spotify, analysis is only allowed on Spotify tracks.
http://musicmachinery.com/2013/11/15/soundcloud-echo-nest-bridge-service/
Demo: http://labs.echonest.com/SCAnalyzer/sample.html