Was reminded of a project from years ago. I'm not sure if it was LibraryBox or PirateBox. Sadly, both projects are dead. ShareBoxx seems to be their successor.
https://github.com/dividebysandwich/shareboxx
Another project is Internet in a Box, and the work on a Meshtastic BBS has got me thinking.
https://github.com/iiab/iiab
@tek work on Frozen BBS
https://github.com/kstrauser/frozenbbs
With enshitification destroying the digital space, could deployment of these in our communities give us back a little control, not to mention circumventing the bullshit censorship we know is on the horizon.