WowAce

LDB display of currencies, gold totals and session / daily / weekly statistics for all characters on a server.

Keeps track of your reagents for buffing.

Cleans up minimap buttons and makes them accessible through a pop out menu!

T_Tracking

Display bag usage on each of your bag slots.

View bank, inventory, mail, equipped and guild bank contents from any character anywhere!

Addon to provide a much nicer map

Guilder brings common guild-raid tasks together in one convenient place.

Deathknight Rune Display

Tracks the precise arrival & departure schedules of boats and Zeppelins around Azeroth and displays them on the Mini-Map and ...

Compact rune and proc display for Death Knights.

Talismonger-3.0

FuBar_WindFuryFu

Wowhead Data dump for GatherMate

Displays the locations of the chests for the Treasure, Treasure Everywhere achievement

an embeddable library providing an abstraction layer for tracking and querying Blizzard's Nameplate frames with ease and effi...

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OneBag

Creates simple table controls for tabular text data.

Shows where the equipment of inspected users or yourself is from.