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HarmonyLib project artwork

CurseForge · Minecraft mod

HarmonyLib

Fabric library made with Kotlin to develop some really cool mods.

Choose a version Pick your version below, then grab the matching file.

Quick answer

Which HarmonyLib release should I use?

Updated 2 years ago
Latest stable file harmony-mc1.20.4-v1.0.3.0.jar
Game version 1.20.4
Loader Fabric

HarmonyLib harmony-mc1.20.4-v1.0.3.0.jar targets 1.20.4 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.

Where it goes

Is HarmonyLib required on the client, server, or both?

The project page does not say whether this file belongs on the client, dedicated server, or both.

Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release Fabric
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

The source does not explicitly classify this release as client-only or server-only.

Understand client and server requirements Read the Minecraft installation guide

What else does HarmonyLib harmony-mc1.20.4-v1.0.3.0.jar need?

harmony-mc1.20.4-v1.0.3.0.jar. Change the file and its required mods may change too.

No extra mods listed for this file

This file does not list any required mods. Do not add a library just because a different file uses it.

This file does not list any required or optional mods.

Before you install it

Add HarmonyLib without breaking your instance.

Built for HarmonyLib harmony-mc1.20.4-v1.0.3.0.jar. Pick another file and the loader, install side or required mods may change.

  1. 01

    Stick to this file

    Use harmony-mc1.20.4-v1.0.3.0.jar. It targets 1.20.4 with Fabric; another release may have different loader, side or dependency requirements.

  2. 02

    Bring the mods it needs

    This file does not list any required mods. Do not add a library just because a different file uses it.

  3. 03

    Put it on the correct side

    The project page does not say whether this file belongs on the client, dedicated server, or both.

  4. 04

    Pick the file you checked

    Use the “Get this file” button beside harmony-mc1.20.4-v1.0.3.0.jar. It opens that exact file at the source.

About this project

What does HarmonyLib add?

Harmony is a library that tries to simplify mod creation. It has shortcuts to simplify things and has helpers to register generally, do translations, tweak UI, do item and stack behavior, handle NBT data, handle user messages, use mod identifiers in a generic way, schedule timers on tick, do mod files management, advancements and more!

Make sure to read the source code in the repository if you're interested to mess with it.

Project description from CurseForge.

Pick your setup

HarmonyLib by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

18 available setups

Showing the newest 12 of 18 game versions. Older files are in the list below.

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

HarmonyLib versions and loaders

18 of 18 releases match

Looking for an older file? The official CurseForge project page is in Resources.

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