WowAce

Reminds you if your flask/elixir and/or Augmentation Rune and/orfood buff is about to expire or has expired

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

Rawrkitty

Add a line to herb tooltips that shows what pigment they produce.

Interacts with TinyTip modules, either integrated or standalone, to provide extra centralized functionality. Required for an ...

Scans your Equipment for cumulative item bonuses and sums them up.

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

Damnation

Displays information about the current zone on the World Map

EasyDKP

WeaponRebuff

Debuff Monitor: A Powerful & Configurable Raiding Tool

ArenaPointer

Cartographer_Mailboxes

RS_ClassColors

Quickly assign the highest follower to each building or unassign all of them.

AutoFIR

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

Calculates optimal reforging for given weights/caps.

In-game EPGP guild helper, supports standby, main/alt shared pools, minEP, offpecGP. Fixed price list with progress multiplier.