WowAce

Smooth group roll frames

Dims action buttons.

Toggles WoW to the forground on events.

Tracks your keystones

A full package of auras for all 3 Shaman specializations

RicoMiniMap

A library for PvP and Battlegrounds

Displays friend notes in unit tooltips, at logon, and in /who results.

Makes the Blizzard options frame movable and resizable

A collection of Rogue modules.

MountUp

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

Various libraries based on LCD4Linux, offering users lower-level UI customizations.

Estimated time until current target will die.

Library handling communcation for Magic* addons

Heads Up Display with Player and Target Info

Configuration library

Gathers statistics on certain chance-on-use spells, also known as procs.

Should I send that recipe to my alt?

Tracks interrupts