WowAce

Adds options to create customized layouts from within grid.

GridLayoutPlus

MultiTips

Draws some lovely 3D portraits in the standard Blizzard artwork.

Heal and decurse by clicking on customizable raid/party unit frames

A PitBull4 module which shows an arrow that points to raid members

A frame designed for each specialization of druid's watching their main power and important buffs/debuffs

GridAlert

Simple and rich Death Knight rune customizations

Counts stacked lifeblooms and uses progressive colors to indicate the active number of HOTs.

Dynamically atering layout in raid environment (Tanks, Ranged / Melee DPS, Healers)

oUF layout looking like ag_Unitframes and Grid.

Adds Buff/Debuff icons to the grid frame.

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.

Shows missing buffs and handles welfare and deluxe buffs as one (motw/gotw, blessings, etc.). This lets you see when you nee...

Makes grid QuickHealth aware

Status indicator that shows the remaining of value of Powerword shield.

ImprovedTargetFrame

Changes the nameplates range and disables clamping to screen

Shows the group leader, raid assistants, and master looter in Grid.