These demos provide some insight into what's possible with Feeds, but there are many more applications. Explore the demos and check out the source code to learn more, or follow the tutorial to build something of your own!
A realtime comment stream which could be used in a social media app. Built on top of React using a Node.js backend for publishing with support from the Feeds Client and Server SDKs. Using Feeds means the server code is less than 50 lines!