https://searchmysite.net/ Search engine for the indie web, personal websites, digital gardens. You can also find them in websites like Neocities, Indieweb, Blogarama, and write.as. There is also a big list of personal websites.

https://search.marginalia.nu/ Search engine that focuses on non-commercial content, and promotes websites that aren’t usually at the top of the list.

https://www.worldcat.org/ Search engine for items in libraries (books, but also maps, articles, sound recordings, theses, etc.)

https://scholar.google.com/ Search engine for scientific papers, reviews, etc. It’s still google, but a lot better than the normal search engine counterpart.

https://en.wikipedia.org/wiki/List_of_search_engines A list of search engines sorted by subject, area, and more. If you’re searching on a specific area, it might be worth checking if there is one focused on that area.

https://en.wikipedia.org/wiki/List_of_academic_databases_and_search_engines A list of academic databases and search engines.

https://tineye.com/ Reverse image search alternative to Google’s. Also, P.S.: Please stop using Google, and start using more privacy focused search engines, like DuckDuckGo or SearchX (opensource; personally haven’t used it yet, but it looks promising for privacy-focused users)

this list found on tumblr.