WowAce

Adds pipes which can control arbitary other statuses (like toggle status on key or "in combat"-state).

Simple and clean Death Knight displays

CrayonLib

Used to visualize and change values of variables/variable-trees in game

SwapMagic

Reforges stuff

Visual loot monitor

DreamChat

PriceTag

A library to get currencies' related information

FuBar_SoulJarFu

FuBar_PetInFu

Crowd-control monitor

Aperture

Creates a broker plugin for all your broker launchers

A library to help with localization of talent trees.

Prints a message in your default chat frame when someone in your group gains an aura.

Adds Raid Target Icon status to Grid (Player or Player Target).

Swiss Army knife for instances, including player tracking, ignore buttons, loot tracking, notes, and more.

FuBar_WhisperFu