WowAce

A clone of the FailBot mod. Announces raid member failures such as "Player1 fails at frogger"

ItemEnchantApplication

Keeps track of honor, PvP statistics, BG Marks, and Arena points.

Shows learned recipes of all characters.

In-game EPGP guild helper, supports standby, main/alt shared pools, minEP, offpecGP. Fixed price list with progress multiplier.

Reverse Engineering will drill down and search your tradeskills for their elements

ChatAssist2

Captures chatframe Tradeskill Links for later reference in an easy to read format

VisualThemes

Collects, analyzes and presents information about the virtual economy.

Makes your item stats shine!

Displays a variety of useful stats for tanking

Automagical macros for each talent tier.

A loot distribution addon meant to improve master looting during raids.

Displays info about who rolled Need/Greed/Pass on items that are currently rolled for

rSelfCast

Cartographer_NoteTarget

A library to help with localization of Archeology dig sites

Lightweight time/date display with optional hourly chime.

Bidder for DKP points. Usable as standalone bidder, or with DKP - Manager to manage points.