MIDI.jsで遊んでみた。
mkdir MIDISample cd MIDISample git clone git@github.com:mudcube/MIDI.js.git cd MIDI.js python -m SimpleHTTPServer
http://localhost:8000/demo-Basic.html http://localhost:8000/demo-MIDIPlayer.html http://localhost:8000/demo-MultipleInstruments.html http://localhost:8000/demo-WhitneyMusicBox.html