You’ve got a few options on the self-hosted front. TT-RSS and FreshRSS both have quite advanced filtering systems that allow you to highlight or mute articles.

You’ve got a few options on the self-hosted front. TT-RSS and FreshRSS both have quite advanced filtering systems that allow you to highlight or mute articles. Most of the paid options have similar functionality, including Feedly, NewsBlur & Feedbin.