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.
Debian is a Linux software which is a free open-source software.
Glyphicons are icon fonts which you can use in your web projects.
Google Analytics is a free web analytics service that tracks and reports website traffic.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Joomla is a free and open-source content management system for publishing web content.
jPlayer is a cross-browser JavaScript library developed as a jQuery plugin which facilitates the embedding of web based media, notably HTML5 audio and video in addition to Adobe Flash based media.
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.
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.
Microsoft Ajax Content Delivery Network hosts popular third party JavaScript libraries such as jQuery and enables you to easily add them to your web applications.
OWL Carousel is an enabled jQuery plugin that lets you create responsive carousel sliders.
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.
VK is a Russian online social media and social networking service.