Amazing to see Dogpile still around! Search feels like an oddly under-remarked-upon topic on HN because it's always within the context of a few big names (or else massively criticized by Googists - saw a lot of sneering responses to Neeva and Brave search...).
It's been years since I last thought to look, but here's a list of current search engines: https://en.wikipedia.org/wiki/List_of_search_engines
Amazing to see Dogpile still around! Search feels like an oddly under-remarked-upon topic on HN because it's always within the context of a few big names (or else massively criticized by Googists - saw a lot of sneering responses to Neeva and Brave search...).