WowAce

Shows the spec of people around you in the tooltip.

A powerful, comprehensive utilty for displaying graphics and information based on buffs, debuffs, and other triggers.

A modular, lightweight and screen-estate saving grid of party/raid unit frames

Another HUD addon

Displays information about the current zone on the World Map

Food/water macro generator

Reno is a slash-command that can patch predefined options in a macro to change which abilities will be chosen.

Mutt (Macro Update Target Tool) provides slash-commands that can patch the predefined targets in your macros.

Shows the minimum durability of equipped items on the stats frame.

Libary for cleanly inspecting other players

Tracks rare drops, including companions and mounts

LDB data source for currency flow

In-game EPGP guild helper, supports standby, main/alt shared pools, minEP, offpecGP. Fixed price list with progress multiplier.

GDKP gold run ledger

Records Damage and Healing for Graph Based Display.

Supporting files for other addons

Allows you to view all items from all your characters on the same account, when-ever and where-ever you want.

Priority 3 loot announce addon

A framework for chat ehancement modules.

Dog-themed unit frames. Woof. Arf. Yip.