Apache is a free and open-source cross-platform web server software.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
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.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Prism is an extensible syntax highlighter.
Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.
Typed.js is a library that types. It is designed to create typewriter-style animations with ease.
UIKit is the framework used for developing iOS applications.