WowAce

A DPS Data Broker plugin.

Displays performance-related stats for shadow priests.

A lib to manage action bar and timers

Show optimal path for artifact leveling

Allows movement and scaling of class-specific resource displays

Cryolysis 3

GPriceEach

PiraPlex

Displays both Kalecgos and Sathrovarr the Corruptor hit points during the encounter.

Automatically converts a party to a raid when you attempt to zone into a raid zone without a raid.

Makes those pesky garrison animations go away.

Modifies the inbox into a scrollable inbox, including open all options

Good looking, smoothy and helpful nameplates

Simple and rich Death Knight rune customizations

Melee stats Data Broker plugin.

Calculates the relative value of attributes towards physical dps.

Hotkey interface for spells, macros, other clickables.

ShammySpy

Aiue's Luck Point Handling Addon

LFD status via a DataBroker display rather than the minimap.