MidiStroke is a utility app that converts typewriter key strokes into Midi messages.
By Charlie Roberts
Configuration file (On a Macbook):
/Users/tkzic/Library/Application Support/midiStroke/midiStroke.cdcmidistroke
Helpful article at djtechtools.coml:
http://www.djtechtools.com/2010/06/18/using-multile-controllers-with-itch/
You can’t create multiple preset files within midiStroke – but you can work within the file system as they explain in the article above.