WowAce

Restores channels and channel-window associations after disconnects remove them.

Collects and displays census information. This AddOn is licenced under the GNU GPL, see GPL.txt for details.

Sets you to DND when you fight a boss, and some other crap.

Melee stats Data Broker plugin.

Spell interrupt aid and announcement addon.

Browse your guild members crafts anywhere, anytime.

Add in keybindings to place raid marks on mouseover, or the target if there is no unit being moused over

Monitors the combatlog identifying players from the oposite faction near you.

Bug fix for the Blizzard calendar -- prevents unexpected window closure while editing events

Show a rough range indicator

Durability Data Broker plugin.

GirlFriend

LD50_ap

Makes the message dialog movable

Surfaces

ag_Pimpster

Frame layout manager for side panels.

SVG Render-bender

See all incoming casts on your target. Also includes resurrection monitor. Uses libhealcomm-3.0 and librescomm-1.0

Dock