I checked lemmy.nsfw but many of them are just empty or inactive at the moment.
I know it’s gonna take time for Lemmy to grow but I don’t wanna go to Reddit for this.
Edit: my instance has defederated from the lemmynsfw instance… So I’ll just create an account there I guess.
Lemmyverse.net allows you to filter by only NSFW communities, let’s you sort by activity types, like subs, posts, comments etc. That’s how I find new subs sometimes NSFW and SFW