WowAce

Adds custom effects to your cursor.

quick quest turnin and acceptance with a shared keybind

Gathers statistics on certain chance-on-use spells, also known as procs.

Adds four icon indicators to Grid (top, bottom, left and right).

A simple interface for unitframe click casting.

Replacement for default bags.

Outdated! Please use 'XLoot', available on Curse and WoWI

InfiniBar-2.0

DeclineDuel

A plugin for OneBag to make your keyring the same texture as OneBag/Bank.

Mapster's Minimap brother

Draws some lovely 3D portraits in the standard Blizzard artwork.

Volume control panel.

FuBar_BongosFu

A Library for stat conversion, calculation and summarization.

PT3Bar

It's a doodle pad for doodling with doodles.

A FuBar plugin to show Recount.

Visual loot monitor

Various libraries based on LCD4Linux, offering users lower-level UI customizations.