I have seen some blogs list all topics when we click a tag. Wouldn’t it be nice if Discourse has it too? Something like I can follow one or more tags and I get a feed based on it.
You mean like this?
Thanks. Is it from 2.2 onwards ?
I would also suggest a section in user panel which shows followed tags ( with an option to remove them ). Also a feed and notifications based on them to make it more easy to track.
Nope. The tag filter exists since the tags were implemented on Discourse (or anyway soon after).
Well, you have already a section on your profile where you can add tags you want to watch or track, see https://meta.discourse.org/u/meetdilip/preferences/tags.
We already have tags feeds, eg