WowAce

Assist you with faction transfers letting you know which mounts, spells, etc you have and what they will be swapped to.

A fountain of fonts for your funktastic UI.

Hook extra menu to friend list, guild list and chat player

Provides information about the player's bodyguard.

Doodle

Enables you to see Chinese, Japanese and other languages in game

Shows a money overview for your current realm in the tooltip on the money in your bags

FuBar_TimerFu

RangeRecolor

ChatHighlighter

PreferredItems

View party member quest logs

Displays the time until the next battle and more.

Makes those pesky garrison animations go away.

GearRating

Upcoming events.

Quickly assign the highest follower to each building or unassign all of them.

Automatically switches Profiles of addons when changing spec

A simple, zero config, trash item seller

TradeStop