Release Notes: Added autoreply capability in the webmail server, and improved selection of MIME encoding for uploaded attachments. Added quota support to the MySQL authentication module. Added to couriertcpd the ability to listen on multiple ports for incoming connections.
Release Notes: Optional verification of X.509 certificates when using ESMTP over TLS/SSL, an experimental ESMTP extension that implements a secure "virtual private E-mail network", CRAM-SHA1 SASL authentication, and updates to the authldap and authmysql authentication modules.
Release Notes: Rewriting the dynamic HTML generation code, use of style sheets in HTML templates, and support for email encryption and signing (requires GnuPG 1.0.4).
Release Notes: This release fixes several bugs that can result in Courier failing under very high load, and includes additional enhancements to the IMAP and Webmail servers.
Release Notes: Support for message submission protocol (RFC 2476), flowed text format (RFC 2646), and improved logging were added. An expanded FAQ is included.
Release Notes: This release adds bugfixes in the POP3 server and the webmail server, implements quick addressbook add and reply-to-list functions in the webmail server, and adds a new configuration file format that will allow future upgrades to automatically preserve the existing system configuration.
Release Notes: LDAP-based mail routing/aliasing and minor enhancements.
Release Notes: Bugfixes and enhancements to the mailing list manager and the IMAP server.
Release Notes: Enhancements to the IMAP and webmail servers were made. Use the Linux kernel's TCP_CORK option to optimize network traffic. Bugfixes.
Release Notes: This release adds perlfilter, a module that uses a Perl script as a serverwide filter for incoming mail. Bug fixes were also made.