Last time I've tried (~month ago) I couldn't even install ufw+gufw which I think is a very simple and end user friendly app. Not in the official repo > add comm

Last time I've tried (~month ago) I couldn't even install ufw+gufw which I think is a very simple and end user friendly app. Not in the official repo > add community repo > 1 click install fails because dependency not provided etc. Debian/Fedora/Mint where is it. Probably Ubuntu too if you are okay with snap.