GlassFish 4 – the first Java EE 7 application server – has been released. It is open source and available for download here – in two versions (Full Java EE platform and the Java EE Web Profile with reduced resource footprint) for Windows, Solaris, Linux and OS X.
New features include standardized API support for the WebSocket (JSR 356) and JSON (JSR 353) specifications, HTML5 support in the JavaServer Faces version 2.2, JMS 2.0, a Batch processing API (JSR 352), Concurrency support, and more. See also: GlassFish 4 Brings Java EE 7
Delphi and Free Pascal applications can be integrated in GlassFish (Full Java EE platform) web applications and web services using the Habari Client libraries from Habarisoft, which provide direct communication with the Open Message Queue (Open MQ) message broker, which is the default JMS provider in GlassFish 3 and 4.