JSynth (v. 1.0.2)

Finally, an available synthesizer with microtonal/xenrhythmic capacities. You can write your song in the JSynth format, and an audio file playing it will be returned. More functionality on the way, hopefully.

JSynth
{ "bpm": "128", "root": "220", "default_vol": "30%", "default_wave": "saw", "notes": [ {"channels": [{"freq": "1"}], "duration": "1"}, {"channels": [{"freq": "1"}], "duration": "1"}, {"channels": [{"freq": "3/2"}], "duration": "1"}, {"channels": [{"freq": "3/2"}], "duration": "1"}, {"channels": [{"freq": "5/3"}], "duration": "1"}, {"channels": [{"freq": "5/3"}], "duration": "1"}, {"channels": [{"freq": "3/2"}], "duration": "2"}, {"channels": [{"freq": "4/3"}], "duration": "1"}, {"channels": [{"freq": "4/3"}], "duration": "1"}, {"channels": [{"freq": "5/4"}], "duration": "1"}, {"channels": [{"freq": "5/4"}], "duration": "1"}, {"channels": [{"freq": "9/8"}], "duration": "1"}, {"channels": [{"freq": "9/8"}], "duration": "1"}, {"channels": [{"freq": "1"}], "duration": "2"} ] }