Synapse

Synapse: the open source ESB based on the JBI specification has released its first version:

The Synapse incubator announced the first deliverable of the mediation framework for Web Services

Synapse is an open-source ESB engine built completely on the Web Services standards on top of Axis2.

The milestone 1 released includes the following features:

• URL Virtualisation - it will redirect virtual URLs to real URLs based either on WS-Addressing headers or HTTP Proxy headers.
• Content-based routing - you can use XPATH or Regular expressions to re-route requests
• XSLT transforms - you can deploy XSLT files to transform the message
• Simple logging - you can log messages using log4j

You can also deploy simple Java-based mediators that will modify and transform messages