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Minecraft Java 1.21 Mods

Browse 770 free mods for Minecraft Java 1.21 — popular picks include World Loading Tweaker, Hasoook, Prism Mod Menu.

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World Loading Tweaker
1.21.5

World Loading Tweaker

Allows you to change the spawn chunk radius of Minecraft, either speeding up loading or improving spawn quality

14kdownloads
Hasoook
1.21.11neoforge

Hasoook

This is my self-titled mod, developed during my learning process. I plan to incorporate fun ideas and feedback from viewers into the mod and will update related videos on Bilibili to showcase detailed features and more gameplay!

13kdownloads
Prism Mod Menu
1.21fabric

Prism Mod Menu

✦ Prism Mod Menu Super Cool Animations ⚡

13kdownloads
BattleArena
1.19.4

BattleArena

A rich Minecraft match and event framework for creating minigames and arenas, supporting config-based and fully custom game modes with plugins.

13kdownloads
Nebula
1.21.4fabric

Nebula

Nebula is a Library for Spells and Mana. The Library is flexible and can be used for a lot of stuff.

12kdownloads
Shriek
1.21neoforge

Shriek

A Minecraft speech to text library; detect what your players say!

12kdownloads
Symbols 'n' Stuff
1.21neoforge

Symbols 'n' Stuff

Symbol Font! Simple library that adds a symbolic font to the game, which can be used to display visual symbols anywhere text can be displayed

12kdownloads
Colorly
1.21.4fabric

Colorly

Real-time display color grading — tune Hue, Saturation, Brightness & Contrast for the whole game.

12kdownloads
KapLib
1.21.1neoforge

KapLib

Library for all purposes

12kdownloads
skript-particle
1.21

skript-particle

Skript addon for creating complex particle effects with minimal hassle.

11kdownloads
BlockProt
1.18

BlockProt

Bukkit plugin to protect your chests, furnaces and more with a modern GUI approach.

11kdownloads
CC: Deep Seas
1.21.1neoforge

CC: Deep Seas

CC: Tweaked x Create: Deep Seas

10kdownloads
Adventure Item Names
1.21.1neoforge

Adventure Item Names

Unique names for weapons, tools, armour and items found throughout your world.

10kdownloads
Burning Block
1.21.1neoforge

Burning Block

The mod that makes fire mechanics more believable!

9.9kdownloads
CAWEZ'S Mantle to Stratus
1.21.1neoforge

CAWEZ'S Mantle to Stratus

A vertical expansion to Minecraft adding 3 new dimensions both above and below the Overworld, with many sights to see and challenges to overcome.

9.9kdownloads
AriKeys
1.21.3fabric

AriKeys

AriKeys is a client-side mod for Minecraft, which allows your client to receive and send keypresses between servers using the AriKeys plugin.

9.8kdownloads
Burning Block TFC
1.21.1neoforge

Burning Block TFC

TFC compat for the mod that makes fire mechanics more believable!

9.8kdownloads
Falling Trees Physics
1.21.1neoforge

Falling Trees Physics

Lets trees fall when you fell them using a physics library (Sable)

9.4kdownloads
AcornLib
1.21fabric

AcornLib

An API with features to make modding easier, including new Components, Particles, Weapon Skins, and Supporter Perks.

9.0kdownloads
Middle-Earth Additions: Factions
1.21.8fabric

Middle-Earth Additions: Factions

A powerful addon for the Middle-Earth mod that provides seamless integration with PlaceholderAPI

8.9kdownloads
CommandBridge
1.20

CommandBridge

Connect all your servers together and bridge commands across your entire Minecraft network.

8.8kdownloads
Nitrogen
1.21.10fabric

Nitrogen

Render utils and supporter benefits for my mods!

8.8kdownloads
m4lib
1.21fabric

m4lib

a basic libary for all m4ssivee's mods

8.7kdownloads
Eva's Scroll Tweaks
1.21.1fabric

Eva's Scroll Tweaks

Keybindable scrolling, keybinds to mimic scrolling, and horizontal scrolling compatibility!

8.5kdownloads
Soundtrack player
1.21.11fabric

Soundtrack player

An in-game soundtrack player that lets you play, pause, and control all 50+ Minecraft background music tracks. Features true pause/resume, volume control, track navigation, and a clean GUI. Press M to open!

8.3kdownloads
ExecutableCrafting
1.19

ExecutableCrafting

Custom Crafting, Ultimate Custom Recipe System for Minecraft Servers!

8.3kdownloads
Create Aeronautics: Rope Fix
1.21.1neoforge

Create Aeronautics: Rope Fix

This mod fixes the problem where structures containing ropes lose their physical ropes after being copied by a Structure Block — or loaded from an NBT file. The knot texture stays rendered, but the rope is gone.

8.0kdownloads
Xshards
1.17

Xshards

Xshards is a Minecraft plugin that introduces a shard-based economy, enabling players to earn shards through gameplay, purchase items from a public shop, and manage their shard balances with various commands.

7.7kdownloads
VillagersTradingPlus
1.21.8neoforge

VillagersTradingPlus

Add, replace or delete the trades of any villager, change the currency, gate trades behind conditions and reprice them, all from a datapack.

7.7kdownloads
XP: Attribute Core
1.21.1neoforge

XP: Attribute Core

It adds a wide variety of RPG-style attributes

7.6kdownloads
LeafRTP | Random Teleport
1.21fabric

LeafRTP | Random Teleport

Fast Random Teleportation for everyone, configurable and extensible

7.5kdownloads
EconomySystem
1.21

EconomySystem

lightweight, no-dependency economy plugin for Minecraft that provides essential digital currency features with optional database support and full configurability.

7.4kdownloads
Audio disc
1.21.6fabric

Audio disc

Transform your Minecraft music experience with custom audio discs! Upload any audio file from the internet directly to music discs and enjoy spatial audio playback through Simple Voice Chat.

7.4kdownloads
morpher
1.21.1fabric

morpher

A mod that changes the player's rendering to whatever you want using geckolib

7.2kdownloads
LovelyLib
1.21.1neoforge

LovelyLib

The robot-specific library shared by all Lovely Robot variants. Handles the robot type system, shared animation profiles, and save migration so that Legacy, Tribute, and Reboot don't duplicate core logic.

7.0kdownloads
MC-Reality Mod
1.21.4

MC-Reality Mod

this is a mod for Minecraft that seeks to transform the game experience into something closer to real life. It includes elements such as needs management (hunger, health, energy), an economy system, work, and the ability to interact with other player

6.9kdownloads