• alpine
• bogofilter
• dovecot-pigeonhole
• dovecot-utils
• dovecot2.3.20
• emailrelay
• exim
• exim-gnutls
• exim-ldap

...

• exim-lookup-cdb
• exim-lookup-dbmdb
• exim-lookup-dnsdb
• exim-lookup-json
• exim-lookup-mysql
• exim-lookup-passwd
• exim-lookup-pgsql
• exim-lookup-redis
• exim-lookup-sqlite

...

• exim-openssl
• fdm
• greyfix
• mailsend
• mailsend-nossl
• mblaze
• msmtp
• msmtp-mta
• msmtp-nossl

...

• msmtp-queue
• mutt
• nail
• opendkim
• opendkim-tools
• postfix
• spamassassin
• spamc
• spamc-ssl