MSMQ | Azure Service Bus | RabbitMQ | ActiveMQ
QueueExplorer is indispensable tool when something goes wrong with your messaging system, or you just try to figure out what is going on.
See what happens in your queues. Edit and fix problematic messages. Extract business data from your messages or use one of XML, JSON, WCF views. Send thousands of messages for stress tests.
QueueMonitor keeps constant watch on your MSMQ and its queues, and send you alerts or performs automatic fixes whenever something is wrong.
Some of these problems can stop processing of messages in your application, or even cause loss of important data!