WowAce

Bayi's Extended Questlog

FuBar_BattlegroundFu

Display aura information inside action buttons

Queing of /who and SendWho() queries and a much better interface (see docs), with gurantee to be executed & callback.

Max Camera

One large inventory.

Automatically turns on the combat log for selected raid and mythic+ instances.

WhoDrop

Dynamic item DKP calculation

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

Shows simple Buttons for your Cooldowns :)

Shows skills in a tooltip and allows them to be used.

Visualises healing.

Tracks vulnerability debuffs on multiple mobs

A blizzard group finder replacement

Adds various information based on PeriodicTable to item tooltips.

Set and manage character notes that are displayed in unit tooltips and /who results.

Manufac

Rebuff yourself with the mousewheel.

Track time played, rested XP and money for all characters