uBlock-Origin-dev-filter:

Filters to block and remove copycat-websites from DuckDuckGo, Google and other search engines. Used to be specific to dev websites like StackOverflow or GitHub, but it currently supports others like Wikipedia.

1-click to subscribe to a blocking list via uBlock origin, customizable on a per search engine basis (e.g. Google, DuckDuckGo, etc).

Credits: https://www.lkhrs.com/blog/2022/04/block-domains-from-search/