Apache ActiveMQ Project has just released ActiveMQ v5.6.0.
http://activemq.apache.org/activemq-560-release.html
Apache ActiveMQ is the most popular and powerful open source messaging and Integration Patterns server. Apache ActiveMQ is fast, supports many Cross Language Clients and Protocols, comes with easy to use Enterprise Integration Patterns and many advanced features while fully supporting JMS 1.1 and J2EE 1.4. Apache ActiveMQ is released under the Apache 2.0 License
Regards,
Roger Lacroix
Capitalware Inc.