WowAce

Lists and/or reminds people missing flasks or food buffs at every ready check.

Klappa

Flames anyone who lets his debuff expire on Malygos Phase 3

Powerleveling guide framework

LFD status via a DataBroker display rather than the minimap.

Data broker for keeping track of your Ankh cooldown.

Records mail when visiting the mailbox to make keeping track of mail and expiration dates easy.

Armored man and paper doll durability modifier

Simple and rich Death Knight rune customizations

Fixes strata bugs in UI windows

GratuityLib

Color manipulation library.

TextSpy

WFtotem

Shows loot information in item tooltips

GCInfo

TrainingWheels

Shows a money overview for your current realm in the tooltip on the money in your bags

NielasAran

Protractor