hi there must be another thread somewhere in the Droid forum about that but I did NOT find it in the last 2-3 pages so anyways here is one for the Milestone community ..
Free ones :
_Advanced task killer (name says it all )
_andchat : Irc client
_andexplorer : lets you zip and unzip / browse phone/sd content
_andftp : ftp clilent
_ftpserver : an ftp server ! (lets you connect to your phone via wifi)
_Mototorch LED : Widget
Real flashlight (using the camera flash / LED )
_Conversations : Widget
allows you to see all your incoming outgoing calls and messages
_ringer toggle widget : name says it all VERY handy .
paid ones :
_GDE : Desktop customisation app
( The cube an the application dock Widget rules )
( simply the best digital clock and weather combined all in one)
_yxflash : Media player plays XVID .
More to come feel free to add anything to this thread ..
Of course understand this is all a matter of taste/ need
so all inputs are Welcomed .