WowAce

A library allowing for easy creation of graphs

Keeps track of group members and keeps an up-to-date cache of their specialization and talents.

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

Postal: Enhanced Mailbox support

Library that handles chat output.

Database of item upgrade IDs

Grabs bugs for the bug sack.

Tracks rare drops, including companions and mounts

Makes the default frames moveable via simple drag and drop

Modular casting bar.

Chat addon, filtering messages and UI changes

Simple AceGUI3 dropdown item classes for font/statusbar/sound/etc.

Displays additional information for Mythic Keystone dungeons

Restores access to removed interface options in Legion

Replacement for the default UI's StaticPopup dialogs.

Afflictions display and cleaning for solo, group and raid with advanced filtering and priority system.

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

Parses ToC and adds About panel to Interface options

Show item levels in the character frame

Collects Herbs, Mines, Gas Clouds, Archaeology, Treasure and Fishing locations and adds them to the worldmap and minimap