WowAce

Poppins

Shows your standings with the factions.

Battleground Timers in a HUD around the Blizzard BG status

A tool to appraise, estimate, or judge your equipment against the equipment of others.

Client for allowing the raid leader to gauge interest on items in a method similar to a ready-check.

Automate Your GDKP Auctions, Bids, & Payouts

FuBar_uGuild

Enable/Disable addons for your character in game

Highly-configurable shield / absorb tracker.

Allows you to create icons, which can be customized greatly by user's input. CiR is more than just the usual cooldown tracker.

TrapBar

Clean looking square minimap with many options.

FuBar_MonkeyQuestFu

Used to visualize and change values of variables/variable-trees in game

Displays friend notes in unit tooltips, at logon, and in /who results.

Collects, analyzes and presents information about the virtual economy.

Shows a circle on the minimap to indicate spell range

Saves contents of your guild bank and sends/receives updates over the addon channel

Tracks profession specific cooldowns and items across all your characters

Simple language selection for Data Broker