Have you tried https://p2k.co/?
751 karma · joined November 29, 2016
email : mohammad.hasbini at gmail. website: mhasbini.com
[0] https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNod...
[1] https://github.com/Okazari/Rythm.js/blob/4693385a2d854f0c5f1...
[2] https://github.com/Okazari/Rythm.js/blob/c054c475e6e758878db...
-- edit: formatting