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Minecraft Java 1.21 Mods

Browse 3,590 free mods for Minecraft Java 1.21 — popular picks include PixelAI, More Death Messages, ws2tcp.

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PixelAI
1.16.5

PixelAI

PixelAI is a lightweight, high-performance AI integration that allows players to interact with state-of-the-art AI models directly in-game. Whether you need an assistant for all your server features or a witty global chatbot to entertain your community!

117downloads
More Death Messages
1.21.10

More Death Messages

Unique death messages and consistent message ids

117downloads
ws2tcp
1.21.4fabric

ws2tcp

Allow players to connect to the server via WebSocket.

117downloads
swrpgservauth
1.21.5fabric

swrpgservauth

ShortWlfs RPG Framework, Custom Server Authentication Security Whitelist

117downloads
VanillaPoints
1.21

VanillaPoints

Lightweight plugin adding spawn, home, and warp commands without tp. Easy to configure and dependency-free.

117downloads
Not Enough Lib
1.21.1neoforge

Not Enough Lib

This is a library mod for my mods.

116downloads
DatapacksPlus
1.21.11

DatapacksPlus

A Plugin which adds commands to utilise in Datapacks.

116downloads
ziro-lib
1.21.1fabric

ziro-lib

Because I hate copy pasta (I only like normal pasta)

115downloads
PluginHUB Plugin
1.18

PluginHUB Plugin

Download this Plugin for Linking us and use it, if you are our partner.

115downloads
Critfall
1.21.1fabric

Critfall

Tabletop style d20 combat for Minecraft uses D20 and modifiers against the target's Armor Class.

114downloads
Brapi
1.21.11fabric

Brapi

A Fast UI Rendering Library for Fabric mods. Border radius, gradients, textures and text.

114downloads
Matthiesen Core Webhooks
1.21.1fabric

Matthiesen Core Webhooks

A Server-side library mod for Matthiesen Lib projects that want to be able to send discord webhooks easily!

114downloads
Quill
1.20spigot

Quill

A feature-filled library to streamline Minecraft plugin development.

114downloads
PNode
1.21

PNode

Paper plugin with intuitive visual node-based editor for server logic. No coding required.

113downloads
Shown!
1.21.1fabric

Shown!

An easy-to-use widget-based UI library!

113downloads
GameQuery
1.21.6fabric

GameQuery

Fabric mod for Minecraft 1.21.6 that exposes a local query interface on port 25566, allowing external scripts and applications to retrieve live game data or control certain in-game actions

113downloads
Villager Sound Changer
1.21.11fabric

Villager Sound Changer

This mod allows you to press F7 to open a menu where you can customize villager sounds to your preference. HOTKEYS: F7 opens the menu.

112downloads
Entity Block
1.21.5fabric

Entity Block

Adds the Entity Block to make creating custom structures easier

112downloads
SoItsPlushies
1.21.1neoforge

SoItsPlushies

A small mod I made for plushies of me and friends!

112downloads
Electric Poultry Lib
1.21.1fabric

Electric Poultry Lib

A Simple Library For my Mods

112downloads
Silver's Inventory Library
1.21.5

Silver's Inventory Library

A library to modify the entire player inventory.

111downloads
Event UI
1.21.1fabric

Event UI

Custom quest & UI system for servers rendered client-side via Fabric.

111downloads
E-Music
1.21

E-Music

This project allows user add custom disc to minecraft

111downloads
Crafters Book Actions
1.21

Crafters Book Actions

Take control of written books. Adds dates and signatures. Great for contracts and roleplay!

111downloads
Gurkan's Lib
1.21.3fabric

Gurkan's Lib

a library for my mods

111downloads
v0idChat
1.19

v0idChat

The ultimate chat formatting and filtering plugin. Customizable & Folia & Fast & LightWeight

110downloads
Buckshot's RPG Combat Attributes
1.21.1neoforge

Buckshot's RPG Combat Attributes

Welcome to a complete surgical rewrite of Minecraft's combat, physics, and magic mathematics.

110downloads
No Lan Button
1.21.6fabric

No Lan Button

Removes the "Open to Lan" button on the in-game menu

110downloads
Lux Comapnion
1.21.1neoforge

Lux Comapnion

Customizable glowing companions that follow you and light your way. Choose fairies, drones, lanterns and more, recolor and resize them in-game, or add your own GeckoLib models — client-side dynamic lighting

109downloads
TesseraUI
1.21.1neoforge

TesseraUI

TesseraUI is a lightweight HTML/CSS UI framework for NeoForge that lets mod developers build Minecraft screens with runtime-parsed HTML templates, CSS styling, flexbox/grid layouts, data binding, animations, i18n, drag and drop, item slots, virtual lists,

109downloads
Seamless API
1.21neoforge

Seamless API

API for all my mods, makes it easier for other developers to implement and add onto my projects

109downloads
VirtualFilter
1.21

VirtualFilter

Professional Independent Virtual Filtering System

109downloads
X-MOTD-X
1.21

X-MOTD-X

Would you like to have a better server in the list of Minecraft servers that you have traveled to Then use the plugin X-MOTD-X

109downloads
Flashback Keystrokes Bridge
1.21.11fabric

Flashback Keystrokes Bridge

Records keystrokes during Flashback recording and plays them back as a synced HUD overlay, matching Clean Keystrokes' style.

108downloads
Creator Tools
1.21.1neoforge

Creator Tools

Add creative camera controls, walk mode and weather toggles for cinematic gameplay and creative recording.

108downloads
Aura Effects
1.21.6

Aura Effects

A lot of cool aura particle effects to make you look cool!

108downloads