Reverse Lookup

Tineye is good for exact or nearly exact matches. It's what I use first when I see an image on SW that I suspect was taken from another website. There is a Firefox (and probably Chrome too) add-on that makes it so you just right click the image and choose Tineye. Very convenient.

See https://tineye.com/

Used to get good results for the many fakes I've found in the past on Here

I don't know, I never use any of them.

it used to be called google images and was good,then they updated it to google lens and its not worth a sh-it