Ed has announced the second Release Candidate for OpenMQ 4.2, now available at the Downloads Page. Features include:

• Performance Improvements
• Multiple Destinations for a Publisher or Subscriber
• Schema Validation of XML Payload Messages
• C-API Support for Distributed Transactions
• Support for MySQL Database
• Installer Support for Sun Connection Registration

Full details at Release Notes and 4.2 Highlights. Earlier TA entries on OpenMQ are here.