WowAce

FuBar_switcherFu

IDCard

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

Displays events from Calendar for upcoming week in tooltip.

FuBar_TimerFu

Simple display and management of Away / AFK / Busy / DND status via broker or minimap

Gives detailed descriptions of particular localities, as zones or instances, and provides optional TomTom integration.

FuBar_RecapFu

Rewrite myBindings. An enhanced key bindings interface.

oUF element for highlighting debuffs that are dispellable by the player

Gives equipped and overall iLvl to indicate the quality of a character's gear.

Add-on that shows which battle pets can be farmed this week

Quest library for mob location and other information

LittleTrouble

lugMD

Enables the filtering of items when you visit a vendor

KC_Mobility

Forces LSM and LibSink to use specific textures and sinks.

Simplifies GDKP bidding processes

Assister