At the time of writing it will work only in Google's Chrome browser. Chrome may block SysEx access if you run this from a website, in which case download the html file locally and run it from there.
Choose a script file to upload, or enter or copy/paste it directly into the box below.
Filename for downloaded file:
Send to MIDI port:
(script above is installed in the FH-1)
(downloaded script is placed in the text area above)
Listen on MIDI port: