WowAce

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

DeuceCommander

Toggles player names.

Assister

Modifies the inbox into a scrollable inbox, including open all options

FuBar_TransporterFu

aUF_RangeCheck

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

Mapster's Minimap brother

Niagara

Smooth group roll frames

VersionChecker

mHud

Sphere

Rep2 displays a message, which shows how much reputation you gained, and how much is needed until the next standing.

A simple interface for unitframe click casting.

FuBar_InnboundFu

Rewrite myBindings. An enhanced key bindings interface.

FuBar_EmoteFu2

Control screenshot format and quality via FuBar