WowAce

LootWhore

Shows guild and system message of the day only if either one of them has changed since the last login.

A library that maintains a cache of items and their types.

Clock plugin for any DataBroker display.

Congratulate people when they ding

RepWatch

TrickOrTreat

Adds a confirmation dialog when crafting Bind-On-Pickup trade skill items

AllYouCanEat shows information about the following statistics: beverages, foods, bandage types, potions, elixirs and flasks.

CVarEditor

Remaining and rested XP Data Broker plugin.

ChatAssist2Options

Show an in combat indicator

Keeps track of important de-/buffs in a splash screen

SpellEventsLib

Displays both Kalecgos and Sathrovarr the Corruptor hit points during the encounter.

Improvements to the standard Blizzard Eclipse bar for balance druids. Use /ebp for the config screen.

Party and Raid roster library - one library for any group

This addon helps with daily quests.

Enigma