http://mohayonao.github.io/timbre.js/beatbox.htmlhttp://mohayonao.github.io/MMLEmitter/#gistid:434a459011acc3402b9b

https://code.google.com/p/nsfplay/ NSFPlay is a player for NSF files, which contain music data from Nintendo (NES)

jsnes https://fir.sh/projects/jsnes/ そーす https://github.com/bfirshhttp://dartendo.appspot.com/ そーす https://code.google.com/p/super-dartendo/source/browse/trunk/dartendo/?r=204 http://ledyba.org/utl/CycloaJS/

http://curtaincall.weblike.jp/portfolio-web-sounder/webaudioapi-basic/audio