Dunno if it is what you are looking for, but there is Linkwarden. It is primarily a bookmark/archiver (Saves a copy of the page), however, it has the ability to subscribe to feeds and will automatically bookmark anything in that feed.
Dunno if it is what you are looking for, but there is Linkwarden. It is primarily a bookmark/archiver (Saves a copy of the page), however, it has the ability to subscribe to feeds and will automatically bookmark anything in that feed.