looks like this is Classic Shell rebranded to Open Shell on 8/5/2018.
https://github.com/Open-Shell/Open-Shell-Menu/blob/master/README.md
I am using the last Classic Shell version...so far, so good.
No guts no glory...I’ll install the newset version.
thanks, I’ll dload a copy of that incase classic shell stops working due ot upgrade of windows 10 by accident