Google Calendar support for lightning
Cyrus mail system - administration tools
Cyrus mail system - CalDAV and CardDAV support
Cyrus mail system - test clients
Cyrus mail system - common files
Cyrus mail system - developer files
Cyrus mail system - documentation files
Cyrus mail system - IMAP support
Cyrus mail system - proxies and aggregator
Cyrus mail system - NNTP support
Cyrus mail system - POP3 support
Cyrus mail system - replication
secure POP3/IMAP server - Lua authentication plugin
secure POP3/IMAP server - core files
secure POP3/IMAP server - header files
secure POP3/IMAP server - GSSAPI support
secure POP3/IMAP server - IMAP daemon
secure POP3/IMAP server - LDAP support
secure POP3/IMAP server - LMTP server
secure POP3/IMAP server - Lucene support
secure POP3/IMAP server - ManageSieve server
secure POP3/IMAP server - MySQL support
secure POP3/IMAP server - PostgreSQL support
secure POP3/IMAP server - POP3 daemon
secure POP3/IMAP server - Sieve filters support
secure POP3/IMAP server - Solr support
secure POP3/IMAP server - SQLite support
secure POP3/IMAP server - mail submission agent
GPG support for Thunderbird and Debian Icedove
metapackage to ease Exim MTA (v4) installation
support files for all Exim MTA (v4) packages
configuration for the Exim MTA (v4)
Exim MTA (v4) daemon with extended features, including exiscan-acl
lightweight Exim MTA (v4) daemon
header files for the Exim MTA (v4) packages
monitor application for the Exim MTA (v4) (X11 interface)
Interface to Cyrus imap client imclient library
Calendar Extension for Thunderbird
Web-based mailing list manager (legacy branch)
text-based mailreader supporting MIME, GPG, PGP and threading
command line mail reader based on Mutt, with added features
Milter implementation of DMARC
secure, reliable, lean, and easy-to configure SMTP server
a secure, reliable, efficient, simple message transfer agent
user ids and group ids for qmail
Tools for compiling SpamAssassin rules into C
Perl-based spam filter using text analysis
Client for SpamAssassin spam filtering daemon
mail/news client with RSS, chat and integrated spam filter support