WowAce

Shared handling of media data (fonts, sounds, textures, ...) between addons.

Reno is a slash-command that can patch predefined options in a macro to change which actions will be chosen.

Shows class colors on player nameplates and names

GonffBar

FuBar_KillMeterFu

Provides database of quest giving npcs/mobs/objects for display on the World Map/Minimap

Profiler of the Lords of the Zodiac guild.

Displays the locations of Garrison music scrolls.

ClosetGnome_Mount

BeneCast 10

Adds a couple of graph displays to Skada.

Provides information of tradeskill and crafting materials that are in the banks and bags of your characters.

Forces LSM and LibSink to use specific textures and sinks.

Reorients the camera to be behind the character after a charge.

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

Helps you automate selling stuff.

Used to visualize and change values of variables/variable-trees in game

Death reports

Control screenshot format and quality via FuBar

Depot