While a fellow Lemmy user dirtfindr examines these search engines, you just could do it yourself: https://peekier.com/ https://swisscows.com/ https://gomu.ca/ https://www.runnaroo.com/ https://private.sh/ https://www.presearch.org/

https://search.joshwho.net/ https://www.joshwho.net/what-makes-joshwho-search-different-from-the-other-search-engines/

https://www.onesearch.com/ (shady owner?) https://www.theverge.com/2020/1/14/21065640/verizon-onesearch-privacy-tracking-yahoo-breach-hack

https://infinitysearch.co/ https://www.unskewmysearch.com/ https://www.givero.com/ https://www.picsearch.com/ https://boardreader.com/ https://codeseek.com/ https://www.reddit.com/r/privacy/comments/eqzska/ghostpeek_the_supposedly_private_search_engine_is/