WowAce

World of Warcraft Classic addon to display current zone information.

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

MiniPet, Always keep your little companion with you, based on the work of Carra.

Don't underestimate your little critters!

Cartographer_Fishing

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

Splut

GearRating

DeuceCommander

ChatHighlighter

Shows current/dot cast haste values

Battleground Timers in a HUD around the Blizzard BG status

CCBreaker

SmartyCatManaBar

TouristLib

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

"Your quest log is full". How many quests do you have in your log?

Utilities for pixel perfection, decimal to hex, parsing item strings

RicoMiniMap

Keeps track of gold and cash flow across multiple characters