WowAce

Wardrobe2

Open inventory items with 1 button

EUF is an enhance of wow original unit frames, provides hp with both value and %, and optional 3D portrait. Simple and Useful.

A clone of the FailBot mod. Announces raid member failures such as "Player1 fails at frogger"

Cryolysis 2

Add-on that shows which battle pets can be farmed this week

A customizable view of friends and guildmates.

Displays friend notes in unit tooltips, at logon, and in /who results.

Aura alarm.

World of Warcraft Classic addon to display current zone information.

OneBag is a replacement for the default game bags that combines all the bags into one frame.

Tools for MultiBoxers or Group questing/leveling

FelwoodFarmer

Tells you the Tiller, what food they like, and if you have fed them today for the quests A Dish for ...

Various libraries based on LCD4Linux, offering users lower-level UI customizations.

Speed plugin for any DataBroker display.

Smooth combat HUD based on ArcHUD2

Adds talent specialization role status to Grid.

Reorients the camera to be behind the character after a charge.

Tells you if you're buffed