Quinvio AI - Create presentational videos with the help of AI
Outgrow - Enabling marketers boost conversion with interactive, beautiful & viral quizzes/calculators.
Embold.io - Peer Code Review
Quizzes for Pages - Quizzes for Pages is an application to create and share quizzes on your Facebook Page.
Striga - Embed crypto & banking infrastructure into your application
Poll Everywhere - Audience response system that uses mobile phones, twitter, and the web. Responses are displayed in real-time on gorgeous charts in PowerPoint, Keynote, or web browser.