Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.

CentOS is a Linux distribution that provides a free, community-supported computing platform functionally compatible with its upstream source, Red Hat Enterprise Linux (RHEL).

Apache is a free and open-source cross-platform web server software.

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.

PHP is a general-purpose scripting language used for web development.

BEM (Block, Element, Modifier) is a naming convention for classes in HTML and CSS what was developed by Yandex.

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.

Query Migrate is a javascript library that allows you to preserve the compatibility of your jQuery code developed for versions of jQuery older than 1.9.

JivoChat is a live chat solution for websites offering customizable web and mobile chat widgets.

Glyphicons are icon fonts which you can use in your web projects.

Joomla is a free and open-source content management system for publishing web content.