WowAce

Talented_Data

Toggles player names.

FuBar_KillMeterFu

Sniff

Mutt (Macro Update Target Tool) provides slash-commands that can patch the predefined targets in your macros.

FuBar_ChatLockFu

AltClick an item in your bag to add it a mail, auction, or trade frame, and alt-click to buy a stack if reagents.

FuBar_WhisperFu

Forces LSM and LibSink to use specific textures and sinks.

FuBar_EmoteFu2

CBRipoff

Standalone of FuXPFu - Now sticks to anything!

EQCompare

TradeStop

Provides the /in command for delayed execution.

Options for TinyTip

Reno is a slash-command that can patch predefined options in a macro to change which abilities will be chosen.

Ace2'd version of the "Visor" frame-modifictaion AddOn. All code in this addon is copyrighted 2006 by its authors, which are...

Resizes some default UI frames (GuildUI, LootFrame, RaidInfo, TradeSkillUI and TrainerUI) to show more lines

Spyglass