Azure is a cloud computing service for building, testing, deploying, and managing applications and services through Microsoft-managed data centers.
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
Django is a Python-based free and open-source web application framework.
Open Graph is a protocol that is used to integrate any web page into the social graph.