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Only this, somewhat crude: after a mouse/keyboard interaction with the sheet, test if getJson() changed.

The new version https://github.com/ruilisi/fortune-sheet seems to have callbacks.

No idea, maybe the new version: https://github.com/ruilisi/fortune-sheet

"multiple instance on the same page is supported"

After I finally found out a microtonal piano roll, it turned out that is has no MIDI out. But it's there where the microtonality is implemented in my case. This...

There is a VST called [Ctrlr](https://ctrlr.org/) but Helio refuses to recognize it under Ubuntu.

I guess that the built-in instrument could be a good base for a new one which would simply forward to a system port the MIDI ON/OFF messages. There are two...

I had problems compiling on Ubuntu 20.04. Apart from the dependencies listed in _Basic build instructions_, also the packages `juce-modules-source` and `libtsl-hopscotch-map-dev` are required. This still produces ../../Source/Common.h:56:10: fatal error:...

Maybe related to https://github.com/libfive/libfive/issues/157

> I am likely going to add a system for assigning single colors to shapes in the near term, though. Any chance for this?