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.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Microsoft HTTPAPI is a kernel-mode HTTP driver in the Windows operating system responsible for handling HTTP requests and responses with efficiency, scalability, and security.
Open Graph is a protocol that is used to integrate any web page into the social graph.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.