cdnjs is a free distributed JS library delivery service.
D3.js is a JavaScript library for producing dynamic, interactive data visualisations in web browsers.
Disqus is a worldwide blog comment hosting service for web sites and online communities that use a networked platform.
Fastly is a cloud computing services provider. Fastly's cloud platform provides a content delivery network, Internet security services, load balancing, and video & streaming services.
jQuery plugin for fluid width video embeds
GitHub Pages is a static site hosting service.
Google Analytics is a free web analytics service that tracks and reports website traffic.
jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Unpkg is a content delivery network for everything on npm.
Varnish is a reverse caching proxy.
waitForImages is a lightweight, high-performance JavaScript library that simplifies the handling of image preloading events.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.