WowAce

Bidder

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

Parkour puzzles throughout the world.

Augmented Virtual Reality. Draw and add markers in the 3d world.

LDB display for Oak Interrupts Broker

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

CraftList

FuBar_switcherFu

Simple, light-weight, LDB-enabled timer that tracks how long you spend in combat

SysMon plugin for any DataBroker display.

Cartographer_Mining

lern2count adds ABinfo castcounts to spell and actions. It has a builtin reagentcount too.

Allows customisation of login/logout system messages.

PlayerNotes

A library to help with localization of Archeology dig sites

A tool to appraise, estimate, or judge your equipment against the equipment of others.

Records mail when visiting the mailbox to make keeping track of mail and expiration dates easy.

GatherHud for GatherMate2 with Routes support

FuBar_MonkeyQuestFu

GemCensus inspects people and records which gems they have socketed. Then displays which gems are the most popular.