Cyrus IMAP 2.3.4 Release Notes

Changes to the Cyrus IMAP Server since 2.3.3

  • Added support for BINARY APPEND (including CATENATE). Based on contributions from Tom Esh <>.

  • Added support for CONDSTORE (must be enabled on a per-mailbox basis with the /vendor/cmu/cyrus-imapd/condstore mailbox annotation.

  • Fixed bug in reconstruct using bad name for cyrus.header.

  • Fixed bug with replication and default partition.

  • ctl_mboxlist now dumps/undumps the mailbox type flags, making it useful for remote mailboxes.

  • Better logging to facilitate message tracking (Wes Craig <>).

  • Implemented CAPABILITY response in banner and after authentication.

  • Fixed miscellaneous bugs and build issues.

Cyrus IMAP 2.3 Releases