moonpiedumplings
You want either mattermost or the whole matrix stack (backend, plus element with voice/video calls).
Matrix/Element is more of a discord alternative, whereas mattermost tries to be more of a slack alternative, where it seems to have some calendar integrations.
Big bluebutton is now integrated into Canvas, an open source learning management software (LMS) that every school I have went to has used.
No. There was malware in the releases. The issue was most likely accidental, something that spread from their computer. But they didn't handle it well.
Discussed here:
The emulation on android community definitely has a problem with ungrateful trolls though, particularly on the discords, which is why I am annoyed whenever projects bother to create one. I've seen 2-3 projects get shut down because of harassment on their discords.
Here's my older post on a similar topic on reddit: https://www.reddit.com/r/AndroidGaming/comments/g0sw0k/i_am_making_a_list_of_source_ports_on_android/
Yeah, creative writing communities like r/AmITheAsshole, r/relationshipadvice, or r/offmychest.
Try following around the linux
tag on twitch. I've found plenty of people who game or do software development on Linux that way.
If you have an old android phone, then you can repurpose it into a Linux server.
Or an old computer. But you probably don't need to buy anything to get started.
https://moonpiedumplings.github.io/playground/ccdc-logs/
I played around with some non-elasticsearch web/gui based solutions as well.