WowAce

Keeps track of your current location.

Friends list improvements: notes, remembering the information of offline friends, friend list syncing and backups, and a fuba...

An auction house AddOn to make the life of each fence easier.

Attach diminishing return icons to unit frames.

Dynamic item DKP calculation

Set and manage character notes that are displayed in unit tooltips and /who results.

A library to provide a clean dropdown menu interface.

Cryolysis 2

Manufac

A simple interface for unitframe click casting.

Necronomicon2

A collection of useful (guild management) tools and utilities for smarter than average bears.

provides enchanters with a decent tool for managing their profession

Test whether the player can really dispell a buff or debuff, given its talents.

Cartographer_Treasure

Database sharing module for GatherMate2

Does stuff for sachmo

A library to provide mobIDs for bosses.

Keeps track of HoTs, DoTs, Buffs and Cooldowns. With audio and text alerts to refresh them.

Show where the chests are for Withered Army Training