How to make a menu in the form of a neural network?

Question

css

Good!
Tell me, I saw it a long time ago, I can’t find it, the menu for the site in the form of a neural network .
A menu from a circle of one, when pressed, lines came out of it with circles from them and from them again.
Direct how to do or examples where to find?

Answer 1

https://github.com/alesmit/jquery-hortree - here, further by myself)