Microtel2:/var/cache/apt/archives# aptitude search courier
i   courier-authdaemon              - Courier authentication daemon
iB  courier-authlib                 - Courier authentication library
pi  courier-authlib-dev             - Development libraries for the Courier aut
p   courier-authlib-ldap            - LDAP support for the Courier authenticati
i   courier-authlib-mysql           - MySQL support for the Courier authenticat
p   courier-authlib-pipe            - External authentication support for the C
p   courier-authlib-postgresql      - PostgreSQL support for the Courier authen
i   courier-authlib-userdb          - userdb support for the Courier authentica
c   courier-authmysql               - Courier Mail Server - MySQL authenticatio
p   courier-authpostgresql          - Courier Mail Server - PostgreSQL Authenti
iB  courier-base                    - Courier Mail Server - Base system
v   courier-debug                   -
p   courier-doc                     - Courier Mail Server - Additional document
p   courier-faxmail                 - Courier Mail Server - Faxmail gateway
p   courier-filter-perl             - purely Perl-based mail filter framework f
iB  courier-imap                    - Courier Mail Server - IMAP server
v   courier-imap-authldap           -
v   courier-imap-authmysql          -
c   courier-imap-ssl                - Courier Mail Server - IMAP over SSL
p   courier-ldap                    - Courier Mail Server - LDAP support
c   courier-maildrop                - Courier Mail Server - Mail delivery agent
p   courier-mlm                     - Courier Mail Server - Mailing list manage
p   courier-mta                     - Courier Mail Server - ESMTP daemon
p   courier-mta-ssl                 - Courier Mail Server - ESMTP over SSL
p   courier-pcp                     - Courier Mail Server - PCP server
Cd  courier-pop                     - Courier Mail Server - POP3 server
p   courier-pop-ssl                 - Courier Mail Server - POP3 over SSL
id  courier-ssl                     - Courier Mail Server - SSL/TLS Support
p   courier-webadmin                - Courier Mail Server - Web-based administr
p   couriergraph                    - Mail statistics RRDtool frontend for Cour
p   courierpassd                    - Change courier user passwords using poppa
p   courierpasswd                   - Authenticate courier passwords with check
p   courieruserinfo                 - Retrieve courier user account information
p   cyrus2courier                   - converts Cyrus mailbox format to Maildir
p   gforge-mta-courier              - collaborative development tool - mail too