WowAce

Lexan

Adds Raid Target Icon status to Grid (Player or Player Target).

Collects and displays census information. This AddOn is licenced under the GNU GPL, see GPL.txt for details.

Speed plugin for any DataBroker display.

Allows movement and scaling of class-specific resource displays

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

DynRepBar

Automatically and immediately cancels all in-game cinematics and movies

Makes those pesky garrison animations go away.

Langoustine

Tracks Black Market Auction House auctions.

Quickly builds /target macros for immediate use.

Armored man and paper doll durability modifier

Checklist2

Displays events from Calendar for upcoming week in tooltip.

Simple, nice-looking power bar addon for all classes.

NiHao

A noble spirit embiggens the smallest player arrow.

Displays performance-related stats for shadow priests.

Simple and rich Death Knight rune customizations