I believe it runs Linux. [This](https://medium.com/message/tilde-club-i-had-a-couple-drinks-...) is the story behind tilde.club.
The editorialized title brings back memories of logging into smashthestack almost two decades ago leaving and looking at graffiti on the walls.
I didn't learn much following the link itself other than it is supposed to be pronounced TIL-dee and that some people have more money to spare than others.
Apparently there are a few more similar communities like the one from the post
Similar to SDF.org and envs.net
Hey, I signed up for an account 2 days ago. Still no response, does anyone know what that means? Not accepted or it's just one overworked volunteer?
Cool
Multi-user Unix? What will they think of next?
This is cool, though. Gives people a taste of what it used to be like with everyone in the university logged into the big time-sharing machines all together.