WowAce

Capital Cities NPC Browser

Give logical progression of Mining, Herbalism & Skinning. Will not be updated with WoD zones

Leatherworking data for Ackis Recipe List.

RoleCall allows you to easily see the talent specs and roles of everyone in your group.

Broker plugin to display player orientation

Jigsaw

Provides access to all teleporting spells and items on right click of minimap button.

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

FuBar_ChatLockFu

Doodle

Inventory and bank organizer.

Death reports

adds navigation buttons to Encounter Journal

A customizable casting bar replacement for TBC Classic & Classic WoW

LDB data source for herb, ore and skinning node data

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.

A tool to appraise, estimate, or judge your equipment against the equipment of others.

Adds Scrolling Combat Text above your character

Swiss Army knife for instances, including player tracking, ignore buttons, loot tracking, notes, and more.

Allows the user to customize the the tooltip with lua-scripts