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.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
PHP is a general-purpose scripting language used for web development.
ThinkPHP is an open-source PHP framework with MVC structure developed and maintained by Shanghai Topthink Company.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.