WowAce

Continously scan for addons using excessive CPU - especially bursts

LibRockModuleCore-1.0

Automatic switching to FFA loot for Mimiron phase 3

Modifies all action buttons to selfcast on right click

CryptoLib

ItemsInEnglish

Printing unknown AddonPrefixes to your chat

FuBar_TalkFu

Adds a cooldown timer for Nezir's Ice Patch ability.

Shows a bar when your Lifebloom spell is active on a PitBull unit frame.

ControlFreak

Inserts some media that is already present in the game into LibSharedMedia's storage.

Grid status module that shows the remaining value of any effect tracked by AbsorbsMonitor

Reports the total threat on a mob at the end of combat.

Kenzo is a skin for Masque

BigWigs_Debugger

Adds predicted lists for spells while the user types

Simple addon that sends EG gear/main data without running the full client

Notepad for Lua scripts and mini-addons.

FuBar_NetWorthFu