WowAce

FuBar_PTReagentFu

Adds predicted lists for spells while the user types

TuiRaidTracker

Shows where the equipment of inspected users or yourself is from.

Smart mount randomization on a button! Empty coconut halves not included.

Collect data about you myth+ challenges

Simple library that handles multiple levels of logging.

Automates bites during the Blood-Queen Lana'thel encounter in Icecrown Citadel

Tracks the precise arrival & departure schedules of boats and Zeppelins around Azeroth and displays them on the Mini-Map and ...

FuBar_InnboundFu

Modular and lightweight party/raid frames.

Detects specific CDs and spellcasts

Keeps track of space left in your bags.

Keeps track of durability and pops up a dialog to repair when you go to a vendor who can.

Personal buff monitor - are you buff enough?

Combination of Titan LootType and Roll - stripped down and cleaned up.

Reno is a slash-command that can patch predefined options in a macro to change which abilities will be chosen.

Automagical macros for each talent tier.

Keeps track of HoTs, DoTs, Buffs and Cooldowns. With audio and text alerts to refresh them.

A data broker display, that shows one block per plugin.