Packages beginning with letter "D".

d4x Downloader for X that supports resuming and many other features
dcc a clients-server system for collecting checksums of mail messages.
dirb DIRB is a Web Content Scanner.
dovecot Secure imap and pop3 server
dovecot-devel Development files for dovecot
dovecot-mysql MySQL back end for dovecot
dovecot-pgsql Postgres SQL back end for dovecot
dovecot-pigeonhole Sieve and managesieve plug-in for dovecot