WowAce

Cryolysis

Adds aura indicators to unit frames

WeaponRebuff

Shows a window displaying any raid member below 10,000 health during the Chimaeron encounter.

FuBar_DPS

Spell overlay customization and spell state HUD.

Shows the minimum durability of equipped items on the stats frame.

DelMapa

Adds a highlight border to items in your MogIt Wishlist, making them easier to see.

Automatic ammo reloading and selection, with warnings.

Displays a grid of guild ranks versus permissions.

On login, displays changes to your guild since the last time you logged in.

Keeps tracks of /rolls.

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

ArenaPointer

FuBar_jabberFu

Provides bang-whispers for your professions.

Shows you which bosses you've killed next to the raid finder frame.

FuBar_KungFu

Automatically invites player from templates.