It’s based off Tachoyami(or whatever the one that was recently near nuked was called), and can be found googling a little. It’s annoying, but they got sued, and this was their way of protecting themselves.

https://github.com/aniyomiorg/aniyomi

Not directly piracy, but maybe you can find a version or similar one either on fearlessrevolution or MPGH. Without more info these are just guesses though.

I feel it makes sense for a few communities where the main activity isn’t reading or commenting, but rather only looking at images. That said, a bot won’t see how well different kinds of content they post do, so they can (and do sometimes) keep posting low quality/effort, spam, marketing disguised as articles, etc.