Apache is a free and open-source cross-platform web server software.
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
cdnjs is a free distributed JS library delivery service.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
jQuery UI is a collection of GUI widgets, animated visual effects, and themes implemented with jQuery, Cascading Style Sheets, and HTML.
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.
MathJax is a cross-browser JavaScript library that displays mathematical notation in web browsers, using MathML, LaTeX and ASCIIMathML markup.
Mustache is a web template system.
PhotoSwipe is an open-source gallery to support JavaScript-based image zooming.
Popper is a positioning engine, its purpose is to calculate the position of an element to make it possible to position it near a given reference element.
Semantic UI is a front-end development framework, powered by LESS and jQuery.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.