C
From CCRMA Wiki
http://web.stanford.edu/~fringer/teaching/operating_systems_03/handouts/lecture8.pdf
JSON parsing (MIT license):
http://zserge.com/jsmn.html
Midi to Json converter:
https://github.com/mobyvb/midi-converter
Run Javascript from commandline (Node):
http://javascript.cs.lmu.edu/notes/commandlinejs/
