WowAce

Keeps account of attendance and loot for raids, parties, bgs, arenas and solo for questing.

Switch macro depending on zones or BigWigs boss modules.

Keeps track of quests.

Additional information about player spells.

A blizzard group finder replacement

QuestLog

All in one buffing mod for all classes. Paladin buff generated assignments based on Paladin capabilities and raid member sub-...

Enables multi-line/unlimited-length pasting of text or commands into WoW

Bayi's Extended Questlog

Provides access to all Portal and Teleport spells on right click of one button.

Gears skins for Masque.

MorgDKP

Find five Ephemeral Crystals, get a pink hippogryph

Collects Herbs, Mines, Gas Clouds and Fishing locations and adds them to the worldmap and minimap

Display aura information inside action buttons

Adds various information based on PeriodicTable to item tooltips.

Alternate Power- and Combopoint/SoulShard/HolyPower-bar

tracks and share quests between your party

A simple combat log that displays events similar to SCT

A fancy LDB reputation display, show faction reputation and reputation change history