Add a new package for impro-visor.
The tool is a java software dedicated to Jazz improvisation.
It's quite powerful and resemble to Garage Band.
The website of the tool: http://www.cs.hmc.edu/~keller/jazz/improvisor/
We don't normally add packages without maintainers. If you're willing to join the package maintainers to submit and maintain this, please see the instructions at:
In the meantime, I've added this to the package wishlist at:
Closing as DEFERRED pending someone picking it up.