>>234484If you're looking for legit, good smile company is the most recent producer of the brand
Other good places are Mandarake (japanese second hand shop) and Dollyteria (specifically for dolls). There's also Facebook groups.
As for replicas, The Show on Aliexpress has never done me wrong. Bebeblythe Co on Etsy is a good (but expensive) choice in the US. Just avoid thisisblythe. They're scammers, and they dox people who call them on their bs.