Speaking from experience from the last five years, it’s been pretty good for me.
Nextcloud has chat capabilities. Perhaps it might be overkill for chat alone but presumably you also want some collaboration with documents.
By any chance is this from Andrew Tanenbaum?
Time heals all wounds. Make sure you don’t keep reopening them.
I played so much X-Com, Civ 2, and Final Fantasy Tactics back in the day.
In this day and age they would be TikTok stars.
This is the type of movement I’ve been looking forward to. I still visit Reddit but not for Reddit’s sake. I go for the high quality subs with tight moderation and good content that are still on Reddit. Once they move out, there’s no reason to stay on.
For several years I was using TTRSS, but this year I moved to a Miniflux instance that I host at home. I couple it with an instance of Wallabag for saving articles for later reading. I like the experience of the Miniflux PWA app better than TTRSS.