James server 3.1.0 has been releases.

Here are some points we worked on:

Added

• Introduce an object store
• Configurable listeners
• MDN (Message Disposition notification) parsing and handling
• SpamAssassin support with per user reports
• Search in attachments
• Data Leak Prevention
• JPA SMTP Guice product
• Cassandra migration process
• Structured logging
• RPM packaging (in addition to deb packaging)
• Delegating folders

Changed

• Move to Java 8
• Improve Mail Repositories handling, including a nice web API
• Improve Mail Queues handling, including a nice web API
• Improve RRT (Recipient Rewrite Table) implementation
• Quota handling improvements, and in particular users can receive an email when they are near the limit of their quota
• Many performances enhancement, in particular on Cassandra backend
• Documentation updates

Early adopters can download it, any issue can be reported on our issue tracker.