You could draw on this one:
Very likely. The site does save private info. On the other hand, I think I’m the only person here who admits to living in Europe, and I don’t give a hoot.
I’m going to work my way through this and see where I can improve.
More seriously, probably not too difficult to make any necessary changes and be able to feel good about it. Here’s a discourse-specific how-to: https://www.discoursehosting.com/your-discourse-forum-and-the-gdpr/
While this isn’t a money making venture, GDPR is still something to at least be nominally concerned about.