Ghost - Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News.

SnapXam - Your personal math tutor

Medium - Welcome to Medium, a place to read, write, and interact with the stories that matter most to you.

Math42 - Formula calculator for IOS

Tumblr - A feature rich and free blog hosting platform offering professional and fully customizable templates, bookmarklets, photos, mobile apps, and social network integration.

Pratilipi - Amazon's Kindle Direct Publishing for Indian Languages