WowAce

Tracks the precise arrival & departure schedules of boats and Zeppelins around Azeroth and displays them on the Mini-Map and ...

Keeps track of current money and all your characters on one realm.

StarVisuals displays various data visualizations

Expo

Provides the /in command for delayed execution.

Dedicated to Lazybones of EU Khadgar who had the original idea as he can't find a damn thing in his bags. You're a great guy...

ColaLight

Automatic Refilling of User Defined Items

Estimated time until current target will die.

Scorchio!

ItemValue

Simple library that handles multiple levels of logging.

Review any raid or party members recent incoming combat along with health level.

Adds Scrolling Combat Text above your character

Instant SLAM! notification

KC_Items

Forces LSM and LibSink to use specific textures and sinks.

Add-on that shows which mounts can be farmed this week

Prints a message in your default chat frame when someone in your group gains an aura.

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.