WowAce

Adds Buff/Debuff icons to the grid frame.

Adds 3 corner indicators to each corner of the Grid frames.

GridLayoutPlus

Animated target indicator

Adds icons to the configuration menu for all standard Grid indicators.

My plugins for KuiNameplates

Displays oRA3 main tanks.

Adds AFK status to Grid frames.

oUF element for highlighting debuffs that are dispellable by the player

GridStatusIncomingHeals

Replacement for the default nameplates.

Good looking, smoothy and helpful nameplates

Adds a simple percentage threat status to Grid.

Show an in combat indicator

ag_Pimpster

Makes grid QuickHealth aware

Allows combined aura detection. motw + gotw, all 4 mage int buffs, etc. in one status.

oUF layout looking like ag_Unitframes and Grid.

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

PlayerNotes