WowAce

Compact & customizable filtering, monitoring and grouping of buffs and debuffs

Prat

Smart raid loot and DKP tracker with automated standby and learning

Helper functions used by my addons, feel free to use them in your addon too

Achievements

Test whether the player can really dispell a buff or debuff, given its talents.

FuBar_ExperienceFu

FuBar_VampwatchFu

Shows simple Buttons for your Cooldowns :)

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

ItemSync the happy item gatherer and toolkit.

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

Mutes various chat related annoyances while in capital cities and instances.

WhoDrop

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

A library to provide mobIDs for bosses.

A library to help with localization of item types and subtypes.

ArcHUD2

Tracks SendAddonMessage Spam

FuBar_HonorFu