I think Mojeek.com cooked this up:  https://www.searchenginemap.com/

We all pretty much know this, but this is handy to explain things to civilians who are confused.

Indeed it is Mojeek who made it

There was ~2002  one that had a lot more crawler based engines, before Yahoo bought most of them up.

Nowadays for English stuff, mostly G and Bing powering the metas.