Of the above suggestions, Baraag and HicceArs allow uncensored content. HicceArs can be a bit confusing to set up, though. Baraag is a Twitter-like site, so you don't get a gallery. And I think Baraag might compress images that are beyond a certain size, much like Twitter. I don't know for sure.
Pixiv requires censorship, and they frown upon linking to the uncensored version, so that might not be the best choice. Not that there are many options.
Of the above suggestions, Baraag and HicceArs allow uncensored content. HicceArs can be a bit confu