WowAce

A superior broker/LDB display for users of the Recount damage-meter.

Angry Boss Reminders helps raiders switch to the proper talents, glyphs, and gear for each boss during a raid.

Manager for DKP points. Requires DKP - Bidder as main Graphic User Interface.

AnchorsAway

ImprovedTargetFrame

Vengeance module for Broker displays.

Helps you decide which ability to use next according to priority you set

ChatHighlighter

Allows you to create icons, which can be customized greatly by user's input. CiR is more than just the usual cooldown tracker.

A FuBar plugin to show Recount.

Display the global cooldown around your cursor. (+ other stuff)

Embeddable chat throttling library with traffic shaping and priorities

Cartographer_Trainers

Adds on-screen buttons for the farming tools and seeds.

DarkCandy

Utility library with shared functions and data for various addons by NeoTron.

Set the clicking action for Grid buttons

Quest helping: fetching items to use, that sort of thing.

Used to visualize and change values of variables/variable-trees in game

Show coordinates on minimap