[homeless_engi]

Yandex is also yellow on that map. It lists five search engines that run their own crawlers -- Google, Bing, Yandex, Mojeek, and Yep

[kayart_dev]

Brave Search has an independept index (https://techcrunch.com/2023/04/28/brave-search-doesnt-use-bi...) and Qwant and Ecosia recently announced that they would be working on an independent European search index too (https://blog.ecosia.org/eusp/)