I collected a bunch in an article: https://seirdy.one/2021/03/10/search-engines-with-own-indexes.html https://seirdy.one/2021/03/10/search-engines-with-own-inde

I collected a bunch in an article: https://seirdy.one/2021/03/10/search-engines-with-own-indexes.html https://seirdy.one/2021/03/10/search-engines-with-own-indexe.... HN discussion: https://news.ycombinator.com/item?id=26429942 https://news.ycombinator.com/item?id=26429942 I'd also be interested in any search engines I missed, but only if they use their own crawlers/indexes.