Yes, it has been done.[1] The searx metasearch engine[2] is exactly what you are describing; one of the public instances you can use is https://searx.me/ https:

Yes, it has been done.[1] The searx metasearch engine[2] is exactly what you are describing; one of the public instances you can use is https://searx.me/ https://searx.me/. It can be run locally, though unless Tor is used that negates the privacy benefits. [1]: https://en.wikipedia.org/wiki/List_of_search_engines#Metasearch_engines https://en.wikipedia.org/wiki/List_of_search_engines#Metasea... [2]: https://github.com/asciimoo/searx https://github.com/asciimoo/searx