The Apache Software Foundation

Apache James Server 3.8.0

May 17, 2023

The Apache James developers are pleased to announce James server 3.8.0 release.

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

The Apache James PMC would like to thank all contributors who made this release possible!


This release brings the following significant changes:

  • Upgrade TCP protocols to Netty 4
  • Migrate IMAP protocol as reactive
  • Multiple additional IMAP extensions are implemented
  • Upgrade to Cassandra driver 4
  • Migrate to OpenSearch
  • Review our threading model to cap threads performing blocking tasks
  • Implement official JMAP quotas specification

Release changelog

The full changes included in this release can be seen in the CHANGELOG.