WowAce

Provides shareable notes and other information for your guild, party and raid community.

SupplyAndDemand

Collects, analyzes and presents information about the virtual economy.

Tailoring data for Ackis Recipe List.

Tracking and ranking of dps/hps in a guild.

Dedicated to Lazybones of EU Khadgar who had the original idea as he can't find a damn thing in his bags. You're a great guy...

ArenaPointer

FuBar_LoadLODFu

Static library of wow map data

RotLatency keeps track of your reaction to cooldown expiration.

Evaluates your gear

Adds a couple of graph displays to Skada.

Database of important locations for HandyNotes

Provides information of tradeskill and crafting materials that are in the banks and bags of your characters.

ComboSounds

Displays online guild mates.

Add-on that allows you to setup and quickly switch between different profiles of your action bars

Adds on-screen buttons for the farming tools and seeds.

BananaBar2

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