InAppStory - Engage your customers with Stories right from your app or mobile web product with InAppStory.
Unfiltered.news - What the world is talking about, visualized graphically
Storyly - Bring superb stories to your app
News API - Get live headlines from a range of news sources
Zuck.js - JavaScript library that lets you add Stories everywhere
The News 2 - Product Hunt + Hacker News + Designer News