I wrote a browser extension that highlights/tags the posts from your favorite HN’ers.

Go to the profile of someone and assign a tag to the user. All future posts from that user will be marked/tagged on HN going forward. It is super easy and will help you follow your favorite people in HN.

Chrome: https://chrome.google.com/webstore/detail/social-cat/hhiomokjlngphblpfnccjckmkcpjjfmb

Firefox: https://addons.mozilla.org/tr/firefox/addon/social-cat/

Cheers