WowAce

SmartyCatManaBar

Uses guild notes to add alts' main names to chat windows and other places

Note + rep tracking for players, with guild data sharing.

FuBar_FactionItemsFu

Simple embeddable publish-subscribe implementation.

SacredBuff

DHUD2

LibRock-1.0

Gives a score for your kit allowing easy comparison with others, also colour codes kit based on appropriateness for your level.

Assister

Instant SLAM! notification

Adds options to create customized layouts from within grid.

Desesperated announcing to clearly show the skillings of act inplay.

A simple interface for unitframe click casting.

Sheppard

Shows optimal target to use various area healing spells

SkadaScroll is a plug-in for Skada Damage Meter that provides additional options for scrolling the bar displays. It requires ...

oUF element for highlighting debuffs that are dispellable by the player

Makes your item stats shine!

ImprovedTargetFrame