WowAce

Provides buttons and keybinds for raid flare world markers that never stop working mid-session

BossList

Retooled Professions

Calculates incoming damage avoidance and mitigation

FuBar_RicoXPFu

A popup menu containing user-programmable scripts.

Display an arrow that points to a raid/party member anchored to raid frames

Monitors AP when dots are applied, clearly showing current vs applied AP levels.

ScoreSort

Adds a button to your character and inspect window that shows a summary of gear enchants and gems.

Calendar improvements

Saves contents of your guild bank and sends/receives updates over the addon channel

Announces interrupts in the chat

FuBar_NinjutFu

Handles the assignment, coordination, and announcement of many parts of the Lich King encounter in Icecrown Citadel.

BigTrouble

Speed plugin for any DataBroker display.

Rewrite myBindings. An enhanced key bindings interface.

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

Keeps track of time played and rested XP across your characters.