WowAce

Automatically leaves the global channels when inside an instance/raid and restores them when exited.

Heads-up minimap display

TrackingBar

LDB Broker launcher for HealBot

Assister

FuBar_SoulJarFu

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

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

Desesperated announcing to clearly show the skillings of act inplay.

rSelfCast

Adds Outfitter set filters to AdiBags.

Sorts the Wardrobe

Instant SLAM! notification

Incubator

FuBar_CheckStoneFu

Resizes some default UI frames (GuildUI, LootFrame, RaidInfo, TradeSkillUI and TrainerUI) to show more lines

Reminds you if your flask/elixir and/or Augmentation Rune and/orfood buff is about to expire or has expired

Prompts for canceling of pet battles if no rare pet is found in the opposing team.

WF3sec

This will keep track of how much you have paid per item in your inventory. Only one of (Auctionator, Auctioneer, AuctionLite,...