Xampp is a free and open source cross-platform web server package that contains Apache HTTP Server, MySQL database, PHP programming language, and phpMyAdmin. WordPress is a free and open-source content management system that can be used to create blogs and websites. The document provides step-by-step instructions on how to install Xampp, install WordPress on Xampp, and get started using basic WordPress features like writing posts, adding pages, themes, plugins, and more.