GlassFish – Java EE Reference Implementation

Last Updated on July 24, 2023

GlassFish is an open-source application server project started by Sun Microsystems for the Java EE platform and now hosted at the Eclipse Foundation and supported by Payara, Oracle, and Red Hat.

This project provides a structured process for developing a high quality application server.

GlassFish is based on source code released by Sun and Oracle Corporation’s TopLink persistence system. It uses a derivative of Apache Tomcat as the servlet container for serving Web content.

Features include:

  • Open, modular, extensible platform.
  • Lightweight and flexible.
  • Extensible core based on OSGi.
  • Enterprise-ready application server with massive scalability and sophisticated administration.
  • Full clustering.
  • Centralized admin with role based security.
  • SSH or DCOM provisioning.
  • High-Availability.
  • Admin console which is easy to use.
  • Command-line tool.
  • Update Centre.
  • Embedded API.
  • Flashlight infrastructure to remove the burden of monitoring from the application server.
  • REST monitoring support.
  • Supports all Java EE API specifications such as JDBC, RMI, e-mail, JMS, web services, XML, and more.
  • Support for dynamic languages such as Ruby on Rails, Jython, and Groovy.
  • Support for Java EE 6.
  • Pluggable containers, scripting language support.
  • Microsoft .NET interoperability.

Support: Documentation, GitHub Code Repository
Developer: Eclipse Foundation
License: Eclipse Public License v2.0 or GNU General Public License + Classpath exception

GlassFish is written in Java. Learn Java with our recommended free books and free tutorials.

Return to Java Application Servers

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