WowAce

Percent

Bloodthirst

Addon to add macro support for setting and clearing raid icons

A DPS Data Broker plugin.

Recount2

Reputation Statistics - Gained, Needed, Rep/Hr, Session Time, etc.

Invite lots of players in the raid browser for world boss groups

A Library for hooking tooltips.

ViperWatch

PVPtimer

Shows on the minimap where to fetch Finklestein's reagents

Makes most default frames movable (mailbox, achievements window etc.)

Records special in-game moments; Achievements, Reputation Gains, Level Ups, Battleground & Arena Wins, so you never miss one ...

Reputation tweaking module for TweakHub with auto watched faction selection and detailed rep info updates.

Mage Portal Whisper: whisper custom message when someone asked for a portal but youre busy.

A customizable buff/debuff display replacement for the default Blizzard frames (with right click cancelaura support).

Continously scan for addons using excessive CPU - especially bursts

MultiTips

A friend in need is a unconversable robot friend.

Baggins_BtmScan