Already posted this on reddit and got a good response there so I’m sharing my procedural cities project here for free as well, including source and the thesis that is based on the project.
link to github: https://github.com/magnificus/Procedural-Cities
link to thesis: https://lup.lub.lu.se/student-papers/search/publication/8929185
Additional youtube link: https://www.youtube.com/watch?v=jzC8-ShCoOE
All buildings have full interiors.
The code base is a prototype so everything is hardly optimal, the concepts described in the thesis are a little more clear than their implementations, but you’re more than welcome to use anything you wish.