Apache ActiveMQ is the most popular and powerful open source Message Broker.
Apache ActiveMQ is fast, supports many Cross Language Clients and Protocols and many advanced features while fully supporting JMS 1.1 and J2EE 1.4. Apache ActiveMQ is released under the Apache 2.0 License
Grab yourself a Download, try our Getting Started Guide, surf our FAQ or start Contributing and join us on our Discussion Forums.
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