WowAce

Floating Combat Text of awesomeness. Caw. It'll eat your crackers.

Good old LibTourist-3.0 for WoW Classic Cataclysm

Textures for Stop Motion

Addon to manipulate the map

Adds various hearthing items to AdiBags virtual groups

A fancy LDB reputation display, show faction reputation and reputation change history

Configurable Castbars

Numerical and graphical display of Combo Points and similar buffs/debuffs. Also tracks Holy Power and Soul Shards.

Smooth combat HUD based on ArcHUD2

XP bar using Ace3.

Food/water macro generator

Minimap addon of awesomeness. *chewing sound*. It'll nibble your hay pellets.

Create panels for customizing your UI, sucessor to eePanels

Lightweight but powerful auction house interface

A replacement tradeskill window

Displays the locations of Garrison music scrolls.

Database of Vendor locations for HandyNotes

Bulk mail reception made really easy

Attach diminishing return icons to unit frames.

Collectinator is an addon which will scan your pets and mounts and provide information on how to obtain them.