Google Analytics is a free web analytics service that tracks and reports website traffic.
Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.
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.
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.
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.