WowAce

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.

Provides data about all artifacts in the player's possession.

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

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

Shows learned recipes of all characters.

Fixes UI bugs

Privacy2

Track any items you want in a tooltip

Fires events whenever a raid member "fails".

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

Capital Cities NPC Browser

Rewrite myBindings. An enhanced key bindings interface.

FuBar_BongosFu

FuBar_RaidBuffFu

PoisonMenu

Give logical progression of Mining, Herbalism & Skinning. Will not be updated with WoD zones

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

Open those clams (and other containers)

Generate a macro with random mounts

A full package of auras for all 3 Shaman specializations