1.) I have an idea I've been working on but stopped.
2.) I want to gauge interest before I spend any more time and money on it.
3.) I using launchrock to evaluate all the above.
I notice there is interest,
Why github analogy? because github is a place to share source code, not just software.
As a guitarist and bass player I see a rig setup with it's settings as part of the source to a great sound, the rest is in your fingers. You can't share your fingers but you can share your rig setup and settings.