WowAce

Show a bar indicating the unit's Holy Power count.

BiGOpt

Centralised management hub for small tweak, interface and utility addons.

WhiteboardNG

Allows for gold tracking across multiple time frames

Cartographer_Fishing

Show an in combat indicator

Adds indicators to the sides of Grid frames.

Adds information to Titan Panel about your Professions and opens ProfessionsBook

Database of your death locations for HandyNotes

Assistance for the Ra-den encounter. (Unstable Vita order, ball kill order)

Forces LSM and LibSink to use specific textures and sinks.

This addon helps with daily quests.

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

Adds Blizzard, oRA2, oRA3, CT_RA MainTank or Dungeon Finder Tank icon (shield or MT, 1, 2 ... 10) or text (MT or MT1, MT2 ......

Tracks Black Market Auction House auctions.

BankItemsFu

Makes those pesky garrison animations go away.

Keeps track of honor, PvP statistics, BG Marks, and Arena points.

Displays a grid of guild ranks versus permissions.