WowAce

eeShards

Provides more visible access to dungeon and raid difficulty settings via FuBar.

Recap

MobHealth

Simplifies GDKP bidding processes

Fade Blizzard Raid Frames

Gives a score for your kit allowing easy comparison with others, also colour codes kit based on appropriateness for your level.

Add-on that shows which battle pets can be farmed this week

RoleCall allows you to easily see the talent specs and roles of everyone in your group.

MendWatch

Considers an item against all the items you have to determine whether or not it is an upgrade

Adds two icon indicators to each corner (total: 8 icon indicators).

Simple display and management of Away / AFK / Busy / DND status via broker or minimap

Helps you automate selling stuff

Allows you to prevent addons from sending and receiving messages.

Keeps track of time played and rested XP across your characters.

NameTagToggle

Client for MagicDKP which handles standby calls and bidding on items.

ArenaMaster

MainAssist