WowAce

One-click smart mounting.

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

SurfaceLib

CrayonLib

Quest information

Provides a LibDataBroker plugin for quick access to professions under Ackis Recipe List.

Calculates incoming damage avoidance and mitigation

Creates new chats with guild channel functionality

A simple data broker display for current Artifact Power

PiraPlex

A boss encounter engine used by other add-ons

Insanity resource tracker for shadow priests.

PlayerNotes

A fully featured library tracking all ongoing absorb effects

Simple Bars for your Shaman's weapon buffs and shield spells.

Embeddable library to track raid/party roster

Test whether the player can really dispell a buff or debuff, given its talents.

Adds indicators to the sides of Grid frames.

Adds an Atlas button to FuBar.

Right-click on minimap blips to open a targeting menu (out of combat).