This article makes it sound like occitan is mostly used in rural communities to talk about local cuisine and folk tradition.
There are also people speaking various dialects of occitan in Toulouse, Bordeaux, Perpignan, Marseille and Nice, mixing it with french and with languages brought by immigrant communities.
There are rap songs in occitan, or mixing french occitan and arabic:
https://www.youtube.com/watch?v=H1kK7iL9brY&list=PL2ztot6xjo...