WowAce

Make noise when the servr is going to restart

Shows the spec of people around you in the tooltip.

LibDogTag-2.0

oUF layout looking like ag_Unitframes and Grid.

Allows for gold tracking across multiple time frames

MiniChat

Hourglass

Calculates incoming damage avoidance and mitigation

Automagically draw your weapons !

Allows you to loot BoP items without prompting when not in a group or raid

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

ImprovedRWF

ImprovedTargetFrame

aUF_Banzai

Monitors AP when dots are applied, clearly showing current vs applied AP levels.

Utilities for pixel perfection, decimal to hex, parsing item strings

KC_PlayerFramePlus

WhiteboardNG

SupplyAndDemand

JostleLib