While looking for Discord alternatives I came across this project which looks like a great alternative for the kinds of Discord servers centered around Open Source projects and organizations. Ones where live chat and voice rooms aren’t the focus.
It’s a combination of forums and knowledge base that would be perfect for this use case.
Well permaculture is a thing in gardening ^^
I mean, it’s not “forever” as in “until the end of all things”, but as much set and forget as I would like in a knowledgebase (and in a garden).