From my experience, a self-hosted web aggregator is the most convenient option. I initially wrote my own (very clunky) in PHP when I realized Thunderbird would not do.

I am currently using FreshRSS [1]. MiniFlux [2] and TinyTinyRSS [3] are pretty good to.

[1] FreshRSS http://freshrss.org/

[2] MiniFlux https://miniflux.net/

[3] TinyTinyRSS https://tt-rss.org/gitlab/fox/tt-rss/wikis/home