FolkWiki

Trigger: !folkwiki

Try it

Kagi would openhttps://www.folkwiki.se/?n=Meta.Start&action=search&q=black+holes

Run !folkwiki in Kagi

URL pattern: https://www.folkwiki.se/?n=Meta.Start&action=search&q=query

Searches www.folkwiki.se, filed under Reference (fun).