WowAce

Reminds you if your flask/elixir and/or Augmentation Rune and/orfood buff is about to expire or has expired

Filters AFK and DND messages after you've seen them once.

Sets the DND flag, when are in combat.

Draws some lovely 3D portraits in the standard Blizzard artwork.

Evaluates your gear

Cartographer_Stats

A library to help with localization of talent trees.

Square Minimap and more

Adds Archaeology items to AdiBags virtual groups

Manager for DKP points. Requires DKP - Bidder as main Graphic User Interface.

Priority 3 loot announce addon

Rep2 displays a message, which shows how much reputation you gained, and how much is needed until the next standing.

Prompts for canceling of pet battles if no rare pet is found in the opposing team.

Makes the Blizzard options frame movable and resizable

Displays info about who rolled Need/Greed/Pass on items that are currently rolled for

QR Code builder library

Adds a couple of graph displays to Skada.

Generate a macro with random mounts

PetBar

Does a /who search of multiple dungeons.