WowAce

KivinLootzor

Combat log replacement

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

Records mail when visiting the mailbox to make keeping track of mail and expiration dates easy.

Retooled Professions

TrainingWheels

Profiler of the Lords of the Zodiac guild.

WoWonid

FuBar_PetInFu

Generate a macro with random mounts

Centralised management hub for small tweak, interface and utility addons.

Tweak the tradeskill windows

Hitman

Utilities for pixel perfection, decimal to hex, parsing item strings

Spyglass

Filters unimportant Buffs.

LDB data source for herb, ore and skinning node data

Hotkey interface for spells, macros, other clickables.

Keeps a list of all items you want and shows how much you need.

Right-click on minimap blips to open a targeting menu (out of combat).