WowAce

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

Where are the hidden treasures in Legion?

Wowhead Data dump for GatherMate2

Utility library with shared functions and data for various addons by NeoTron.

tekKonfig

Tracks rare drops, including companions and mounts

Modular damage meter.

Modular casting bar.

"Debug" code free since '93!

Postal: Enhanced Mailbox support

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

Tracks Raid/Instance/World Boss lockouts for all your characters, daily/weekly quests, currencies, trade cooldowns, and more!

Restores access to removed interface options in Legion

Where the Treasure Hunter objects are in Draenor

Adds predicted lists for spells while the user types

Shows the possible loot from the bosses

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

A skinning engine for button-based add-ons.

Uses various methods to scan your surroundings for rare or specified NPCs.

A framework for chat ehancement modules.