WowAce

A library to return spell duration and debuff type of a spellID.

Tracks profession specific cooldowns and items across all your characters

Library handling communcation for Magic* addons

Numen

A customizable view of friends and guildmates.

Watch tooltip updates to announce when you find specific objects

FuBar_KTMFu

Keeps track of time played and rested XP across your characters.

Displays the zone level ranage of the zone you are in and also gives you a suggest zone and instances to be in.

TableTopLib

Simple right click casting.

ClosetGnome_Fishing

Rep2 displays a message, which shows how much reputation you gained, and how much is needed until the next standing.

GonffBar

Shows class colors on player nameplates and names

lern2count adds ABinfo castcounts to spell and actions. It has a builtin reagentcount too.

Rewrite myBindings. An enhanced key bindings interface.

Adds your name to chat messages

ImprovedRWF

Allows the user to customize the the tooltip with lua-scripts