Does anyone know of an active neurodiverse community? I've found one but it's kinda quiet

What are you looking for? For memes we got !adhd@lemmy.dbzer0.com and !ausomememes@lemmy.dbzer0.com which trigger a lot of discussions in the comments. For general purpose there's !adhd@lemmy.world !autism@lemmy.world and !Autism@lemmy.dbzer0.com