Apache Qpid: Open Source AMQP Messaging

HermesJMS - The integration of Hermes JMS with Qpid
Twisted AMQP - https://launchpad.net/txamqp
Apache Camel - http://activemq.apache.org/camel/amqp.html
Apache Axis2 Java - http://wso2.org/library/3663
Apache Axis2 C - http://ws.apache.org/axis2/c/docs/axis2c_manual.html#amqptrans
Apache Synapse
libvirt - http://libvirt.org/ Provides QMF access to visualization
Ovirt - http://ovirt.org/ QMFC - used to build management tools
Python web plugin - Plug-in for AMQP support from web browser
Red Hat MRG - http://redhat.com/mrg Distro of Qpid with added management console and persistence
Condor - http://www.cs.wisc.edu/condor/ QMF Agents and AMQP job routing