A bash script iterating through a list of language shortcuts, for use in KDE Desktop files where you want as many native language entries as possible.
Install
wget https://github.com/trytomakeyouprivate/website-language-checker/raw/main/website-language-checker -P ~/.local/bin
chmod +x ~/.local/bin/website-language-checker
Output:
Result:

