WowAce

Adds the "pixel perfect" font "Visitor" to LibSharedMedia

Customizeable UI to display the values tracked by AbsorbsMonitor

Locks the chat window tabs to prevent accidental undocking via mouse drag

Show a bar indicating the unit's Soul Shard count.

Automatically select the most expensive quest reward.

oUF layout looking like ag_Unitframes and Grid.

StatFrameLib

With Mists of Pandaria Blizzard publish all characters from an account unless you disable that 'feature'. This addon warns you.

Mutes Annoying Sounds

Prints combat duration to chat after each fight

An addon that automatically loots items for you.

Simple loot specialisation display with selection in tooltip.

School

RaidMarshal

Adds Statuses for group: leader / assistant / master looter.

Reduce the chance that talent switch be forbidden.

Mage Portal Whisper: whisper custom message when someone asked for a portal but youre busy.

Shows the Guild Achievements Points and Members in the tooltip

Spawns toasts for looted items, money, and currencies.

aX_RaidStatusConfig