There is good weird and bad weird, no harm in calling someone good weird. If you really want alternatives: Quirky, Unusual, eccebtric, interesting. However and such word can also be an insult in the right context

I wonder what other nation in history did that excat whing to another group of people,…

Same for me LOL (also not autistic)

I am not sure if it fits the bill, but Syncthing?

Dungeon Meshi (Delicious in Dungeon) is as of now the only anime I could have bared watching