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.
displaylink DisplayLink VGA/HDMI driver for DL-6xxx, DL-5xxx, DL-41xx and DL-3xxx adapters
dkms-sysdig Kernel module required for live tracing, built via dkms