cdnjs is a free distributed JS library delivery service.
CreateJS is a suite of modular libraries and tools which work together or independently to enable interactive content on open web technologies via HTML5.
Google Analytics is a free web analytics service that tracks and reports website traffic.
GSAP is an animation library that allows you to create animations with JavaScript.
LiteSpeed is a high-scalability web server.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.