The two dominant messaging approaches in use today and defined in the spec are the Topic, or point-to-point messages, and the Queue, or publish-and-subscribe messages.

Toward that end, Redmond recently announced preview support for Java Message Service (JMS) 2.0 over AMQP in Azure Service Bus premium tier. The Advanced Message Queuing Protocol (AMQP) is an open ...

TIBCO Enterprise Messaging Service offers cross-platform messaging for Java and .NET developers.

Its alternative: another messaging queue wire protocol, called ZeroMQ. “If there is a chance to simplify things and make them faster and more reliable, we must seize it.