Startpage
Trigger: !startpage
Try it
Kagi would openhttps://www.startpage.com/do/dsearch?query=open+source&cat=web&pl=opensearch
Run @startpage in Kagi for Kagi's own results from www.startpage.com only
URL pattern: https://www.startpage.com/do/dsearch?query=query&cat=web&pl=opensearch
Searches www.startpage.com, filed under Search.