WowAce

Allows you to view all items from all your characters on the same account, when-ever and where-ever you want.

Officially the original source of knowledge of where things are in Draenor during Warlords, in HandyNotes

The original source for where things are in Pandaria

A modular, lightweight and screen-estate saving grid of party/raid unit frames

A skinning engine for button-based add-ons.

Custom widgets for AceGUI-3.0 and AceConfigDialog-3.0.

Scan for rare mobs so you can find them and their loot

Plugs classical world style fonts into LibSharedMedia-3.0

Tells you the Tiller, what food they like, and if you have fed them today for the quests A Dish for ...

Fade Blizzard Raid Frames

From bags we came, to bank we return

Officially the original source for where things are in the Broken Isles, in HandyNotes

Restores access to removed interface options in Legion

Show the appearance of an item when you mouse over it

Adds a Button to the Worldmap which toggle Handynotes

Improve your barbershop experience with appearance profiles!

Gives equipped and overall iLvl to indicate the quality of a character's gear.

Enhances the default AddOns list.

Watches your chat, flagging missplled words, and offering correctly spelled suggestions.

Another HUD addon