The Apache Tomcat® software is an open source implementation of the Jakarta Servlet, Jakarta Server Pages, Jakarta Expression Language, Jakarta WebSocket, Jakarta Annotations and Jakarta Authentication specifications. These specifications are part of the Jakarta EE platform. The Jakarta EE platform is the evolution of the Java EE platform. Tomcat 10 and later implement specifications developed as part of Jakarta EE. Tomcat 9 and earlier implement specifications developed as part of Java EE. Apache Tomcat Features Lightweight application that loads fast & redeploys fast Very flexible Suite of extensive, built-in customization options Extremely stable platform to build on Can be installed behind an additional firewall for added security Runs independently of the Apache installation Tomcat Version - 9.0.55 Support / Documentation