Instagress - Instagress is automation software for Instagram.
InAppStory - Engage your customers with Stories right from your app or mobile web product with InAppStory.
Instagram Analytics by Socialinsider - Get better at Instagram marketing by studying competition
Storyly - Bring superb stories to your app
Addmefast - Building a website or network on Internet is no longer a hard task but promoting and marketing it is still a difficult task but not impossible.
Zuck.js - JavaScript library that lets you add Stories everywhere