None that I'm aware of. And I don't plan on running one of my own -- too many other things going on. That said, I ended up creating a Discord months ago after

None that I'm aware of. And I don't plan on running one of my own -- too many other things going on. That said, I ended up creating a Discord months ago after a whole bunch of people were going to run their own GB, needed a place to "host" it... never eventuated due to the COVID logistics problem.