WowAce

A lightweight addon that does something.

Creates virtual cyphered chat channels over guild addon communication channel.

Notepad for Lua scripts and mini-addons.

A simple slash-command-based addon for querying item information from the Blizzard servers via ItemIDs and SpellIDs.

Mute all sounds except boss emotes and addon sounds

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

Notices whenever the "Load out of date AddOns" setting has been disabled, and offers to re-enable it and reload the UI for you.

LDB display addon with one Blockoblock per plugin.

Allows you to prevent addons from sending and receiving messages.

Ingela's Rapture is a lightweight and highly configurable addon that gives you a cooldown bar for the internal cooldown of Ra...

Addon channel transfer statistics for any DataBroker display.

Addon to add macro support for setting and clearing raid icons

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

Unit frame addon using Ace3.

A standalone addon to walk around the 4.0.1 inspecting BUG. Also provides help for other addon that need Inspecting

Toggle addon configuration mode.

GUI framework for the "Visor2" frame-modification AddOn (originally written by Tain, Rowne, Eraphine and Stylpe, the original...

AddOn development framework

Small addon to copy chat lines.

Manage your AddOns while logged into the game

Aspect checker addon for Hunters.

Try on different gear and see their total stats and their differences. In short, an ingame CT-Profiles-like addon.

A very simple addon to whisper LK's Defile targets quickly.

Add AVR lines for the BloodQueen Addon's Bites

Advanced Chat Filtering and Spam Blocking Addon