WowAce

Displays the locations of the chests for the Treasure, Treasure Everywhere achievement

Regain that wasted space!

OneBank3 will combine all the bank bags into one frame.

an embeddable library providing an abstraction layer for tracking and querying Blizzard's Nameplate frames with ease and effi...

cyCircled

Show item durability and quality in the character frame.

Displays item durability and repair cost.

Compact rune and proc display for Death Knights.

Loudmouth

Angry Raid Points

Shows skills in a tooltip and allows them to be used.

A Friend-Enemy-Unit-Frame for battlegrounds.

FuBar_AnkhTimerFu

A replacement tradeskill window for Classic

DaHud

Allows the user to preview and track their progress in the collection of various transmogrification appearance sets

Keeps track of performance of memory, latency, and framerate.

Role playing AddOn that shows extra information about characters as entered by the player.

Kaliban's Class Loot List Star Display

Shows mana usage as a percentage in a spells tooltip.