WowAce

Auto roll greed, need, pass or manually roll on items.

Automatic Refilling of User Defined Items

Review any raid or party members recent incoming combat along with health level.

Reduces interface tedium by doing the little things for you.

Tracks skill and tradeskill costs and progressions, as well as trainer locations.

Easily mail friends, guild members, alts and others

Loot Distribution System

Configuration library

LilSparky's Workshop mod for Trade Skills

Dynamic item DKP calculation

First Aid data for Ackis Recipe List.

NShakedown

FuBar_SoulJarFu

Role playing AddOn that shows extra information about characters as entered by the player.

Friends list improvements: notes, remembering the information of offline friends, friend list syncing and backups, and a fuba...

TabletLib

Babble-2.2

Tracks vulnerability debuffs on multiple mobs

Raid Frames using the oUF framework.

Allows tradeskill usage by clicking items or reagents.