WowAce

Show who is targeted by at least one enemy, and the casting progress of the incoming spell.

FuBar_WintergraspFu

Sets the DND flag, when are in combat.

LibQTipClick-1.0

Adds Blizzard, oRA2, oRA3, CT_RA MainTank or Dungeon Finder Tank icon (shield or MT, 1, 2 ... 10) or text (MT or MT1, MT2 ......

WF3sec

Lightweight line-based info-display frame

Helper addon for the Zul'Drak daily "Troll Patrol: The Alchemist's Apprentice"

LDB display addon with one Blockoblock per plugin.

Paints your known blueprints red.

Addon channel transfer statistics for any DataBroker display.

Suppress chat messages when specified items are looted

Shows a countdown bar for the duration of auras (e.g. HoTs, DoTs)

WoWonid

Allows raid leaders to view information on raid or guild member equipment information

JasonQuest

CrayonLib

Helps to find other player's alts.

Displays an animated bar with next enemy swings

Adds an additional spell alert if you have more than one charge of a buff that is normally tracked by the in game spell alert...