Web Technologies Used by wordpress.com

Nginx is a web server and reverse proxy software. It is also used as a load balancer, HTTP cache and a mail proxy server. It is open source and free, and is known for its high performance and stability. Nginx is designed to handle a large number of concurrent connections and can easily scale to meet the needs of a high-traffic website. It is used by some of the world's most popular websites, including Netflix, WordPress, and Dropbox.

PHP: Hypertext Preprocessor is a general-purpose programming language originally designed for web development. PHP code may be executed with a command line interface (CLI), embedded into HTML code, or used in combination with various web template systems, web content management systems, and web frameworks.

WordPress.com is a platform for self-publishing that is popular for blogging and other works.

jQuery is a JavaScript library designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax. It is free, open-source software using the permissive MIT License.

jQuery 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. It basically restores deprecated features and behaviours so that older code will still run properly on the current jQuery version and later.

MySQL is an open source relational database management system (RDBMS) based on Structured Query Language (SQL). It is one of the most popular RDBMSs and is used to store, organize, and retrieve data for a wide variety of applications. MySQL is used by many web-based applications, including WordPress, Drupal, and other content management systems. It is also used in many enterprise applications, such as banking, shopping, and e-commerce systems. MySQL is easy to use and can be quickly set up and configured on most operating systems. It is highly secure and supports a wide range of features that make it a robust and reliable database solution.

WordPress is a content management system based on PHP & MySQL. Features include a plugin architecture and a template system. It is most associated with blogging but supports other types of web content including more traditional mailing lists and forums, media galleries, and online stores.