WowAce

ChatAssist2

Combat log evolved.

Library for tracking mouse gestures

Complain about crowd control breaks.

opens/closes all bags when at merchant (instead of only the backpack)

Plays amusing sounds whenever you skin a mob

A noble spirit embiggens the smallest player arrow.

rSelfCast

Objective Tracker

Simple Bars for your Shaman's weapon buffs and shield spells.

Displays a reliable cooldown timer for the Shaman Ascendance ability

Adds a Friendly Fire mode and data collection to Skada.

Simple, light-weight, LDB-enabled timer that tracks how long you spend in combat

Adds cooldown timers to your trinket procs

Taggle

Go quick, or go home!

One-click smart mounting.

Merchant, gossip and taxi tweaking module for TweakHub.

PlayerNotes

Adds an inobtrusive circular castbar around the mousecursor, handy for Clique users