Are these onboard cards use the cpu or they generally have their own processors?

Thanks for the additional suggestions. It looks like I will try building a
custom menu for myself.

The delete example was a simple one. Obviosuly I can just use delete. But I
have other shell menu stuff that I rely on when I am using any folder, like
copying paths, running a cygwin bash shell, running a searcher from that
particular folder etc etc. So I am just afraid that some stuff cannot be just
put on a menu but I will try

@MilesAhead
I will check out Selector to see what it is offerng, it might be a good start
for me..