WowAce

Detects specific CDs and spellcasts

Database of FlightMaster locations for HandyNotes

A data broker display, that shows one block per plugin.

A jukebox for playing wow embedded music.

Addon to switch all your AceDB profiles via slash command. This tool also allows you to emulate profiles for non AceDB addons.

Heads-up minimap display

provides enchanters with a decent tool for managing their profession

Tracks skill and tradeskill costs and progressions, as well as trainer locations.

Loot Distribution System

Auto and random summon highly customizable for your pets and mounts, with Data Broker support.

Automatic Refilling of User Defined Items

Tracks your keystones

Incubator

Adds manabars to the sides of Grid frames.

Displays Pet Info for Hunters and Warlocks. Also keeps track of Stables and Pet and Demon skills.

Shows Status Bars that you can drag around and group up for your cooldowns

Nihilum Raid Tracker, originally written for the EU guild Nihilum.

Should I send that recipe to my alt?

Reduces interface tedium by doing the little things for you.

Display an informational fighter jet style HUD while flying or riding