WowAce

Allows raid leaders to view information on raid or guild member equipment information

ShammySpy

Interface-central mount management

Audible Alerts for self-gain, self-lost, any-gain, all-lost of statuses.

Destruction Warlock priority module for clcInfo -- Maighurl

Send Mail to Groups

Artifact power bar support for oUF layouts

Dual-box Quest Automation

Enhelper

ActionCombat

Gives equipped and overall iLvl to indicate the quality of a character's gear.

FuBar plugin for ItemRack v2.2+

Provides bang-whispers for your professions.

Status indicator that shows if a unit is hostile (probably mindcontrolled)

LD50_ap

Hitman

Enhances the Equipment Manager to let you control the helm/cloak visibility for each set.

Save and send chat messages to many channels. Allows quick item and profession linking within your messages.

SpyGnome

Allows for gold tracking across multiple time frames