WowAce

Monitors AP when dots are applied, clearly showing current vs applied AP levels.

Omniscience

FuBar_DuraTek

LDB data source for herb, ore and skinning node data

Adds pipes which can control arbitary other statuses (like toggle status on key or "in combat"-state).

FuBar_VoiceFu

BiGOpt

Enable/Disable addons for your character in game

ActionCombat

BankAccountant

Shows current/dot cast haste values

DeuceCommander

lern2count adds ABinfo castcounts to spell and actions. It has a builtin reagentcount too.

A library to help with localization of Archaeology artifacts

What actual item level is an item? Yes, it's horrible we need a library for this.

Seraphim Raid Tracker

Ranged stats Data Broker plugin.

A library to provide tools for formatting money and time.

FuBar_RaidBuffFu

Allows custom-triggered boss mod timers to be created