WowAce

Right-click on minimap blips to open a targeting menu (out of combat).

Debuff Monitor: A Powerful & Configurable Raiding Tool

vChat

Angry Boss Reminders helps raiders switch to the proper talents, glyphs, and gear for each boss during a raid.

Database of your death locations for HandyNotes

AutoAcceptInvite

FuBar_OmenFu

Fancy up the ExtraActionButton frame

Raid loot system.

Customize the appearance of the chat bubbles.

Keeps track of gold and cash flow across multiple characters

Assist you with faction transfers letting you know which mounts, spells, etc you have and what they will be swapped to.

Drops the least valuable item in your bags to make space.

RapidCast

LDB Broker launcher for HealBot

A raid buff tracker

Langoustine

OneBag is a replacement for the default game bags that combines all the bags into one frame.

kgPanelsConfig

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