WowAce

FuBar_WintergraspFu

Shows the spec of people around you in the tooltip.

Good looking, smoothy and helpful nameplates

Tracks interrupts

This addon helps us track Renewing Mist and Uplift for Mistweavers.

Adds unreal tournament style sounds to PvP encounters.

Displays how much total honor you have from all sources.

Monitors the combatlog identifying players from the oposite faction near you.

Gugagaia_dk_addon will be like a teacher, helping the player that have a character of Death Knight class

Minimal KoS-list-addon

AVqq

A bar for all diminishing returns. Maybe nice for Arena, but intended for the third boss of Trial of the Crusader

FuBar_PvpFu

Uses TomTom to show target location if target is in party or raid.

Adds trinket tags to SUF

Logging utility for duels

Adds a Crowd Control Tracker mode and data collection to Skada.

A customizable casting bar replacement for TBC Classic & Classic WoW

Records special in-game moments; Achievements, Reputation Gains, Level Ups, Battleground & Arena Wins, so you never miss one ...

New/Old BG indicator, Join by ID, Quick Leave Queue, etc.