GlassFish is a freeware server software which implements the newest features in the Java EE platform.

The Java EE platform includes the latest versions of technologies such as Enterprise JavaBeans (EJB) 3.0, JavaServer Faces (JSF) 1.2, Servlet 2.5, JavaServer Pages (JSP) 2.1, Java API for Web Services (JAX-WS) 2.0, Common Annotations 1.0, Streaming API.

Here are some key features of "GlassFish":

· An open, modular, extensible platform.
· A fast, easy, reliable application server.
· An enterprise-ready application server with massive scalability and sophisticated administration.
· Product updates and add-ons through the industry-strength Update Center 2.0.
· Support for OSGi.
· Support for dynamic languages such as Ruby and Groovy.
· Support for Java EE 6.

Requirements:

· Java 1.6 or later

What's New in This Release: [ read full changelog ]

· Expanded Loadbalancer Plug-In Support of Web Servers

GlassFish Server 3.1.1 supports the following web servers:
64–bit loadbalancer plug-in available on Solaris (SPARC and x86) and Linux supports:
· Oracle iPlanet Web Server 7.0 Update 9+
· Apache HTTP server 2.2.x
· Oracle HTTP server 11.1.1.4+

32–bit loadbalancer plug-in available on AIX supports:
· Oracle iPlanet Web Server 7.0 Update 9+
· Apache HTTP server 2.2.x
· Oracle HTTP server 11.1.1.4+

32–bit loadbalancer plug-in available on Windows supports:
· Oracle iPlanet Web Server 7.0 Update 9+
· Microsoft IIS 7.5+

New asadmin Subcommands for Secure Admin:
· The enable-secure-admin-principal(1) subcommand instructs GlassFish Server to accept admin requests when accompanied by an SSL certificate with the specified distinguished name (DN). In this way, as long as you know theDNof a certificate you can use it for SSL/TLS certificate authentication, even if the certificate is not in the truststore or part of a trusted chain.
· The enable-secure-admin-...