A complete message broker and full JMS 1.1 provider featuring clustering, distributed destinations and XA support with pluggable persistence (JDBC, BDB, JDBM) and transport layers (TCP, UDP, multicast, NIO, SSL, Zeroconf, JXTA, JGroups). [Open source,...

VisiMessage is Borland's JMS implementation and part of the Borland App Server.

A JMS messaging framework written in Java. It allows one to easily create a large scale multi-platform messaging or transaction processing application. [Open source, GPL]

A JMS compliant platform. FioranoMQ Info Bus is a serverless pub/sub API. FioranoMQ Bridge allows JMS applications to seamlessly interoperate with MSMQ and IBM MQSeries systems. JMS++ TestSuite tests conformance of JMS implementations.

ObjectWeb's implementation of Sun's JMS API specification. Integrated in JOnAS EJB Server. [Open source, LGPL]

A pure Java implementation of the JMS (Java Message Service) specification. [Open source, LGPL]

An open-source implementation of the JMS specification that can use JDBC or RMI internally. [GPL]

A message oriented middleware (MOM) for mobile devices to communicate with server-systems.

JMS compliant Java Messaging Server that supports asynchronous messaging, guaranteed message delivery, security, transaction capabilities, and XML messages.

Standalone JMS enterprise messaging system. Fully implements both the point-to-point as well as the publish/subscribe message model. [Commercial]