WowAce

Gathers statistics on certain chance-on-use spells, also known as procs.

SysMon plugin for any DataBroker display.

Provides the ability to suppress specific spellcasts like "Deaden" from your casting bars.

Leatherworking data for Ackis Recipe List.

Privacy2

InspectFix

Good old LibTourist-3.0 for WoW Classic Mists of Pandaria

ItemValue

ShadowGreenLight helps you decide if recasting SWP/Corruption is worthwhile

Displays the zone level ranage of the zone you are in and also gives you a suggest zone and instances to be in.

eePanels

Note + rep tracking for players, with guild data sharing.

Heal and decurse by clicking on customizable raid/party unit frames

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

FuBar_VoiceFu

WF3sec

Calculates DKP based on Item Level

RaidAgent

FuBar_WhisperFu

Review any raid or party members recent incoming combat along with health level.