I can't recall exactly how or where I stumbled across this, but the other day I found an amazing site called OMGYES.
Simply put, it's a site about female masturbation.
It's not porn, but it is explicit.
It's a website containing research, videos, and "touchable video simulations" of women masturbating.
In a word, it's
It's a super sex-positive, honest, direct exploration of the many ways women experience pleasure.
I saw a video on their site of a woman explaining how she uses edging. Here's a tiny clip of some of what she said, audio only.
I can tell that both as an author, and someone who enjoys touching vaginas of women I love to help their owners feel good, I'm going to learn a lot from this site.