WowAce

A PitBull4 module which shows an arrow that points to raid members

Lightweight time/date display with optional hourly chime.

CCBreaker

pDebuffList

Death reports

Tracks skill and tradeskill costs and progressions, as well as trainer locations.

A Library for stat conversion, calculation and summarization.

Adds a button to your character and inspect window that shows a summary of gear enchants and gems.

Control screenshot format and quality via LDB displays

Accelerates Camera Zooming

Allows frames to be dragged around, without permanently changing their position.

Lag tolerance module for Broker displays.

Simple Spell Alert

Automatic Refilling of User Defined Items

Gives a score for your kit allowing easy comparison with others, also colour codes kit based on appropriateness for your level.

Allows you to prevent addons from sending and receiving messages.

A library to track nameplates.

Display the global cooldown around your cursor. (+ other stuff)

StitchUI

BananaBar2