GlassFish - Open Source Application Server — Java.net. Jetty. Jetty provides a Web server and javax.servlet container, plus support for HTTP/2, WebSocket, OSGi, JMX, JNDI, JAAS and many other integrations.
These components are open source and available for commercial use and distribution. Jetty is used in a wide variety of projects and products, both in development and production. vFabric tc Server. Java Application Server.