WowAce

A library to convert a post-formatted string back to its original arguments given its format string.

Extended math library for Lua

A standalone (using the stopwatch) or plug-in for DBM which displays the duration of interrupts on incoming or outgoing spell-tree lockouts.

LibQuickHealth-1.0

A javascript like implementation of array

An Addon to make give stock messages based on location or target.

A plugin to show subgroup number on Grid

A library to provide extended information regarding player spell action/macro cast requirements.

Allows you to (de)select any language in the group finder language filter.

Cartographer_Icons

BigWigs_CThunAssist

Simple addon that sends EG gear/main data without running the full client

StreamBuddy is a World of Warcraft AddOn that will make your life, as a streamer ingame, easier!

Aieeeeee!

Tracksw

phLayoutLib

Records special in-game moments; Achievements, Reputation Gains, Level Ups, Battleground & Arena Wins, so you never miss one ...

LFG Settings Saver

BuyCrap

Will try to keep track of what a character did last time it was logged in