WowAce

FuBar_FarmerFu

BigTrouble

Broker plugin to display player orientation

Addon to provide a much nicer map

Display front-end for LibGuildPositions-1.0 using HandyNotes

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

MainAssist

Bind spells, items, and macros to keys, without using action buttons

Provides data about all artifacts in the player's possession.

CCBreaker

Shows the health of the player's current bodyguard.

Gives a Smoother Quest Experience

GonffBar

Adds the toon name to the alert that your RealID friend has come online.

Dropdown library for Ace3 options, extensible to other options formats. Works ok.

Estimated time until current target will die.

Adds Scrolling Combat Text above your character

Keeps track of space left in your bags.

KC_Items

Simple oRA3 Maintank Target Frames, based on oUF