WowAce

Provides compact ability duration bars for many cycle dependent classes.

Check for flask/food buffs

Compliments the colourblind mode "shader" options by making them accessible from the Interface menu.

Vocal warning for Lava Wave for the Ragnaros encounter

A library for manipulating UTF-8 strings

Adds CSV output to Ouro Loot

ViperWatch

CatFight

StreamBuddy is a World of Warcraft AddOn that will make your life, as a streamer ingame, easier!

oUF_Smurf

A simple visual combat log with spell/skill icons for Classic WoW

ScrubFork

Veneration

A set of datatexts for ElvUI that provide you with detailed info about your professions

Timer bars for your abilities on your target

FuBar_WorldPVPFu

allows you to flip cards of omens by spinning your mouse wheel; counts cards opened and money earned per session and lifetime

Parabole skin for Masque

Show all characters' currency in the currency tooltip

Library that provides a timestamp that is equal across clients' timezones and system clocks