Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

GitHub Pages is a static site hosting service.

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.

Varnish is a reverse caching proxy.

YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.

Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

Python is an interpreted and general-purpose programming language.

OpenGSE is a test suite used for testing servlet compliance. It is deployed by using WAR files that are deployed on the server engine.

Blogger is a blog-publishing service that allows multi-user blogs with time-stamped entries.

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.

cdnjs is a free distributed JS library delivery service.

Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.

Google Analytics is a free web analytics service that tracks and reports website traffic.