WowAce

Raid loot system.

Replacement for the default minimap.

FuBar_ButtonSmashFu

MiniChat

Allows you to prevent addons from sending and receiving messages.

Speeds up triggering actions such as items or spells by triggering them on key/mouse down rather than release

Control screenshot format and quality via LDB displays

This is an add-on to block incoming guild/party/duel requests (except for friends/party/guild) (previously ASSBlock)

Swiss Army knife for instances, including player tracking, ignore buttons, loot tracking, notes, and more.

SmartQueue

Makes tracking reputation much simpler. By InSo(v)nIaX

What did you just loot?

Crowd-control monitor

A menu with useful searches for Inventorian

GetInLine

SwapMagic

Adds options to create customized layouts from within grid.

Evaluates your gear

LDB Broker launcher for HealBot

Shows who controls Wintergrasp and the time until the next battle.