WowAce

RuinBossTactics

Adds combat feedback to oUF.

Opacity effect on action buttons in cooldown.

Provides search functionality to the chatframes

Addon to add macro support for setting and clearing raid icons

Adds filtering based on your known professions.

Notepad for Lua scripts and mini-addons.

Allows you to (de)select any language in the group finder language filter.

FuBar_RaidLog

Enigma

Uses linear regression and a log of hitpoint values to estimate how long a boss has left to die and reach execute range.

Changes several of the popup dialogs to not close when hitting the Escape key.

Automagically call who should cross over

Save, load key bindings, set autoload for specchange, etc

A money data broker plugin.

FailBotSpam

cyCircled_Vol

A lightweight datatext-plugin for Elvui that shows you all the relavant currencies for Draenor.

AutoBarConfig

Spell interrupt aid and announcement addon.