Some people in the alt-right movement associate themselves with pepes, and there are racist pepes, but not all pepes are racist. There are still many non-racist communities that use pepes.
You are admirably restrained on this. Behind the shortage of comments on this thread are a lot of people wondering how they reply in a way that doesn't downvote them into oblivion. I, for one, will call this spade as it is. What a clever little hate machine.