Not to be confused with viXra, which is a sci-fi alternative to arXiv
arXiv does not accept papers from authors with no institutional affiliation and viXra was the only (and ugly) alternative. There is an opportunity there to fix both sites.
https://motls.blogspot.com/2016/06/ambulance-chasing-is-just...
http://resonaances.blogspot.com/2016/06/game-of-thrones-750-...