@ellyxir Yeah, "good old fashioned AI" at most, but most is just some maze generation or cellular automata with a lot of hacky special case rules to get the map style you want.

I used to have some game design articles which included a few ways to do it, but I never reposted them.

I do like this book:
https://pragprog.com/titles/jbmaze/mazes-for-programmers/