JMS Load Tester is a small open source command line based Java (>1.5) application to load test JMS brokers like SonicMQ, ActiveMQ, OpenJMS and others. It is configured using a properties file and should run under Windows and Un*x systems.

this site is just used to host the source code. for a detailed overview have a look at

http://jmsloadtester.marcel-sauer.de/