WowAce

Powerleveling guide framework

ag_Pimpster

Simple money display for LDB

Makes grid QuickHealth aware

Modifies the inbox into a scrollable inbox, including open all options

Adds achievement reminders to BigWigs

GPriceEach

Quickly builds /target macros for immediate use.

Communicates with guild members for their positions on the world map

Tool for easy task assignments in raids.

GCInfo

Simple, nice-looking power bar addon for all classes.

Shows a countdown bar for the duration of auras (e.g. HoTs, DoTs)

TextSpy

Displays performance-related stats for shadow priests.

Eliminates the spam from the chatframe and sums it up in a broker plugin.

WFtotem

Make the unit frame fade if out of range.

BossWhisperer

Fudge