WowAce

Constructs a SimC export string for an item without equipping it

A FPS Data Broker plugin.

Hotkey interface for spells, macros, other clickables.

Add item levels to Inventorian

A 'channeling spell'-tracking addon for Affliction Warlocks. Drain Soul, Drain Life/Harvest Life and Malefic Grasp.

eePanels2

Adds Friend and Guild options to the context menu of player units.

This addon helps with daily quests.

Fudge

A fully featured library tracking all ongoing absorb effects

A boss encounter engine used by other add-ons

Merchant, gossip and taxi tweaking module for TweakHub.

Lexan

Provides buttons and keybinds for raid flare world markers that never stop working mid-session

A library to help with localization of classes.

Adds custom effects to your cursor.

BanzaiLib

Show a rough range indicator

LibQTipClick-1.0

Assist you with faction transfers letting you know which mounts, spells, etc you have and what they will be swapped to.