WowAce

Tracks the Blood Shield for Death Knights.

Threat reactive nameplates for TidyPlates.

Death analysis tool

Reports on a configurable dashboard or to group chat on consumables, buffs, AFK, mana and many many others but in an intellig...

Calculates and shows your TankPoints in the PaperDall Frame.

Calculates incoming damage avoidance and mitigation

Adds party/raid role icons in useful places

Show a relative threat bar.

Provides buttons and keybinds for raid flare world markers that never stop working mid-session

Instant SLAM! notification

Warnings about tanking specific abilities

Simple oRA3 Maintank Target Frames, based on oUF

Provides the the health and target of by an unit targeted mob (meant to be used for tanks).

Tank statistics Data Broker plugin.

Monk Brewmaster/WindWalker Priority and Buff/Debuff Tracking Tool

Tracks who in your raid/party has Vigilance

Displays an animated bar with next enemy swings

Tankalyze

Adds a status to Grid for tanking survival cooldowns

Detects specific CDs and spellcasts