WowAce

Adds four icon indicators to Grid (top, bottom, left and right).

Tells you the Tiller, what food they like, and if you have fed them today for the quests A Dish for ...

Quest library for mob location and other information

GotWood

Embeddable chat throttling library with traffic shaping and priorities

FuBar_ShardCountFu

FuBar_ItemDBFu

Parkour puzzles throughout the world.

Automatically generate and announce optimal spirit totem assignments during the Gara'jal encounter in Mogu'shan Vaults.

Instant PROC notification

Database of item upgrade IDs

Speed plugin for any DataBroker display.

Shows Chat as Combat Text

Tweak the tradeskill windows

Show coordinates on minimap

Improved Quest Tracker

Tracks profession specific cooldowns and items across all your characters

Configuration for LibToast notifications.

Does stuff for sachmo

Piece of mind by being one with your class.