WowAce

CraftList2

Add lines to ore and gem tooltips that show prospecting sources/results.

StitchUI

Shows learned recipes of all characters.

Displays bars depending on your professions

Plays amusing sounds whenever you skin a mob

Track of your tradeskills across characters, create small buttons for them and track cooldowns.

Social tracking suite.

Captures chatframe Tradeskill Links for later reference in an easy to read format

Leveling guides for trade skill professions.

Retooled Professions

A library to help with localization of Archaeology artifacts

Tracks specialization and talent data for group members

Tweak the tradeskill windows

GemList

Skills plugin for any DataBroker display.

Browse your guild members crafts anywhere, anytime.

Reverse Engineering will drill down and search your tradeskills for their elements

Opens professions and shows their skill level.

CraftBot