AngularJS is a JavaScript-based open-source web application framework led by the Angular Team at Google.
Apache is a free and open-source cross-platform web server software.
Google Optimize allows you to test variants of web pages and see how they perform.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
MathJax is a cross-browser JavaScript library that displays mathematical notation in web browsers, using MathML, LaTeX and ASCIIMathML markup.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Turf is a modular geospatial engine written in JavaScript.
Unpkg is a content delivery network for everything on npm.