HomeJava1.21

Minecraft Java 1.21 Mods

Browse 3,577 free mods for Minecraft Java 1.21 — popular picks include Iguana Lib, Fragmentum [NeoForge Edition], Ledger Databases.

Updated daily

FiltersLibrary×Clear all
Sort3,577 mods
Iguana Lib
1.21.1neoforge

Iguana Lib

An iguana lib core for my mods.

1.2Mdownloads
Fragmentum [NeoForge Edition]
1.21.1neoforge

Fragmentum [NeoForge Edition]

The lightweight framework for the Obscuria Collection multi-loader mods

1.1Mdownloads
Ledger Databases
1.20.4fabric

Ledger Databases

Adds support for additional database types to Ledger

1.1Mdownloads
Ametrin API
1.21.11neoforge

Ametrin API

Core API for mods by Ametrin Studios

1.1Mdownloads
Impersonate
1.21.11fabric

Impersonate

Impersonate: to assume or act the character of

1.1Mdownloads
Shoulder Surfing: Iron's Spells Integration
1.20.1forge

Shoulder Surfing: Iron's Spells Integration

Integrates Shoulder Surfing Reloaded with Iron’s Spells ’n Spellbooks, making the camera automatically follow your crosshair whenever you cast a spell—via spellbooks, normal spells, or quick cast. Compatible with controller mods.

1.1Mdownloads
Invocore (Code Library)
1.21.11neoforge

Invocore (Code Library)

Code library for Invoker54 mods

1.1Mdownloads
Recipe Generator
1.21.1fabric

Recipe Generator

The Recipe Generator mod provides a visual recipe editor in Minecraft.

1.1Mdownloads
Anvian's Lib
1.20.5neoforge

Anvian's Lib

A small utility library for Anvian's mods.

1.1Mdownloads
Vanity: Core
1.21fabric

Vanity: Core

Apply any look you want to your items, and make your own Vanity Packs to share with the world.

1.1Mdownloads
Potentials
1.21.11neoforge

Potentials

Library to allow mod developers to use cross platform capabilities

1.1Mdownloads
Enchant Limiter (RPG Tweaks)
1.21.1fabric

Enchant Limiter (RPG Tweaks)

Limit the number of enchantments on an item.

1.0Mdownloads
SDM Engine Core
1.20.1fabric

SDM Engine Core

The game engine in Minecraft!

1.0Mdownloads
SG-Economy API
1.21.1neoforge

SG-Economy API

Adds an extensible economic system to Minecraft, allowing mods to define, store, and synchronize currencies and player balances through a unified API.

1.0Mdownloads
Dio's Lib
1.21.8neoforge

Dio's Lib

Companion mod required by all mods created by AlasDiablo.

1.0Mdownloads
McQoy
1.21.8fabric

McQoy

Dependencyless* config screens! An in-game editor for Kaleido-based configs - with no setup required.

1.0Mdownloads
Gabou's Libs
1.21.11neoforge

Gabou's Libs

Usefull libraries for my mods

1.0Mdownloads
Datapack Portals
1.21fabric

Datapack Portals

Create custom portals using CustomPortalApi with datapacks

989kdownloads
Modopedia
1.21.1fabric

Modopedia

In-game guidebooks and documentation driven by data and resource packs.

978kdownloads
RPGMana (Mana for Spell Engine)
1.21fabric

RPGMana (Mana for Spell Engine)

Bringing Mana to the Spell Engine mods!

978kdownloads
Craft Slabs Back into Blocks [Fabric/Forge/NeoForge]
1.21.11neoforge

Craft Slabs Back into Blocks [Fabric/Forge/NeoForge]

A fully configurable mod that lets you craft slabs back into blocks

954kdownloads
VNDialog
1.20.1forge

VNDialog

A lightweight mod that brings a visual novel-style dialog experience to Minecraft

947kdownloads
Config API
1.21.11forge

Config API

Forge Like Config API with Screen.

932kdownloads
Lazy Utilities [Deprecated]
1.20.1forge

Lazy Utilities [Deprecated]

My little Toolbox for my mods

921kdownloads
WunderLib
1.21.8fabric

WunderLib

A Library Mod that simplifies Configs with an automated UI, Grid-Based UI-Layouts, Simplified Network management and other usefull utilities.

921kdownloads
Blabber
1.21.11fabric

Blabber

RPG Dialogues for mods and modpacks

920kdownloads
Spoiled
1.21.1neoforge

Spoiled

Spoiling your food supply since 2020

920kdownloads
Cobblemore Lib
1.21.1fabric

Cobblemore Lib

System that stores all the items/assets/recipes/codes in common between my mods.

893kdownloads
Money and Sign Shops
1.21.1neoforge

Money and Sign Shops

client-optional economy with money API and sign shops

888kdownloads
CobbleBoss
1.21.1neoforge

CobbleBoss

A mod that allows you to infinitely add and customize your own exclusive Bosses in the Cobblemon world.

880kdownloads
KotlinLangForge
1.21.9neoforge

KotlinLangForge

Provides a Kotlin language adapter for Forge and Neoforge

875kdownloads
Lib Block Attributes
1.21fabric

Lib Block Attributes

Pure library mod: used by other mods to allow for exchanging items and fluids between blocks.

873kdownloads
Arc Lib
1.21neoforge

Arc Lib

Data driven action, reward, condition library.

869kdownloads
MagicLib
1.21.4neoforge

MagicLib

To beat magic with magic :(

845kdownloads
Wild Battle API
1.21.1fabric

Wild Battle API

Shared wild battle AI API for Cobblemon.

842kdownloads
Item Restrictions
1.21neoforge

Item Restrictions

Data driven item restriction library based on Arc Lib.

838kdownloads