MySQL - The world's most popular open source database
XAMPP - XAMPP is a free and open-source cross-platform web server that is primarily used when locally developing web applications.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
SQLite - SQLite Home Page
Microsoft IIS - Internet Information Services is a web server for Microsoft Windows