UnboundCore

Optimized unit frame replacement for blizzard frames.

An extremely lightweight and efficient rune display.

This is a library for use in WoW Classic addons to do version checks

The Dungeon Handbook. A complete in-game handbook for Classic dungeons: dungeon list with an overview grid, boss loot tables, quest walkthroughs, clickable entrance waypoints — plus Profession and Exploration handbooks (Forever realms). Opens with /df.

Simple Guild Recruiter automates WoW guild recruitment with class-based scanning, automatic invite queues, lifetime statistics tracking, and a customizable minimap pet—all in a professional UI.

Modern, self-contained WoW addon framework

Provides rarity data for mounts among the playerbase

LibAceGUIWidgets is a shared AceGUI-3.0 widget and styling library. It registers reusable, drop-in AceGUI widget types and helpers so addons share one consistent look instead of each rebuilding the same frames.

An communication addon library used on top of the Ace3 framework.

A library with all of the WoW items for use by other addons

A small embeddable library that lets an addon offer its own in-game language picker — so a player can read your addon in Dutch while their WoW client runs in English, without touching any other addon.

Disable Error Speech, mute specific Sound IDs permanently, and replace the default UI error noise with custom sounds via a simple menu.

ItemVersion displays in your tooltip the version or expansion in which an item was added to the game

Achievement rarity data from the Wizzleworks — an embeddable LibStub library: the share of accounts that hold each achievement (US/EU/global), plus rank-at-earn and collection standing. Install alongside a consumer add-on to keep its numbers fresh.