Apache Tomcat - Download, documentation and tutorials for the straight-forward servlet container and Web server. Apache Tomcat was the Servlet Container reference implementation and is the most popular Servlet Engine. (Open Source) ServletExec - A commercial application server which allows you to deploy servlets on a variety of operating systems. Dwarf HTTP Server - Fully-featured web server with Java Servlet API 2.2 and Java Server Pages 1.1 implementation. [Shareware] GNU-Paperclips - The Java Servlet engine of the GNU-Project. It was designed to be small, fast and easy to use. In designing this way they have separated some of the components out into sub-projects. GNU-Paperclips fully implements the Servlet API version 2.3. [Open Source, GPL] ONJava.com: How Servlet Containers Work - Budi Kurniawan demonstrates a basic Java servlet container. Configuring and Using Tomcat 6 and Tomcat 7 - A tutorial on installing, configuring, and using Tomcat for servlet and JSP development. SpringSource tc Server Developer Edition - Commercial version of Apache Tomcat with support, tooling and monitoring from SpringSource. Java Servlet 3.0 - Latest JSR (Specification) - The Java Servlet 3.0 specification defines what a Servlet container is and how it should behave at runtime. It is developed by the Java Community process. GlassFish - Open-source application server and official reference implementation for Servlets 3.0.