Unvisited - Custom news feed with content from your favourite sites
Winds - Open source & beautiful RSS reader
Notion Feeder - Get rid of all the Feedreader apps and use Notion as a Feed Reader.
RSS API - Convert & subscribe to RSS, ATOM and JSON-Feeds via API ⚡️ Get webhooks whenever there is a new entry in a Feed.
Huddle - Huddle | The Enterprise Content Collaboration Platform
TwitRSS.me - Get your twitter user feed as RSS