I've seen Spectrum pop-up a few times, there is a way to search for communities too. https://spectrum.chat/ https://spectrum.chat/ Slack has active channels.

I've seen Spectrum pop-up a few times, there is a way to search for communities too. https://spectrum.chat/ https://spectrum.chat/ Slack has active channels. Finding them can be a challenge. Try: https://slofile.com/ https://slofile.com/