WowAce

Heads Up Display with Player and Target Info

Adds on-screen buttons for the farming tools and seeds.

Monitors the combatlog identifying players from the oposite faction near you.

tracks and share quests between your party

FuBar_ExperienceFu

Provides information of tradeskill and crafting materials that are in the banks and bags of your characters.

Manages tracking of raid attendance, loot, and more.

Sheppard

Fade Blizzard Raid Frames

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

Keeps track of HoTs, DoTs, Buffs and Cooldowns. With audio and text alerts to refresh them.

Smooth combat HUD based on ArcHUD2

Combine

Taggle

Sanity2

A menu with useful searches for Inventorian

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

MendWatch

Enhances the StackSplitFrame with numbered Buttons, a '1-Click Mode' and a 'Auto Split Mode'.

Shows the spec of people around you in the tooltip.