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Minecraft Java 1.21 Mods

Browse 133 free mods for Minecraft Java 1.21 — popular picks include RandomDirtDrops, anti chest esp donut smp, Reload World Button.

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RandomDirtDrops
1.21

RandomDirtDrops

RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.

5.1kdownloads
anti chest esp donut smp
1.19

anti chest esp donut smp

DonutAntiChestESP Advanced Chest Visibility Protection for Minecraft Servers

3.8kdownloads
Reload World Button
1.21.9fabric

Reload World Button

Speed up reloading a world to allow for quicker dynamic registry changes. Client-side & Singleplayer only!

3.4kdownloads
Dynamic Ore Veins
1.21.3neoforge

Dynamic Ore Veins

An API for creating and shaping custom large ore veins with datapacks!

3.3kdownloads
Physical_structures API
1.21.1neoforge

Physical_structures API

Adds the ability to generate physics structures from Create aeronautics using the API during world generation.

2.9kdownloads
Biome Squisher
1.21.1fabric

Biome Squisher

A library mod for adding biomes by "squishing" other biomes out of the way

2.9kdownloads
Isekai API
1.21.1neoforge

Isekai API

A neutral primitive language for Minecraft worldgen — compose any worldshape (floating islands, new dimensions, layered worlds) from datapack. NeoForge 1.21.1.

2.8kdownloads
Xhomes
1.18

Xhomes

Xhomes is a Minecraft plugin that lets players set and manage homes with an intuitive GUI. It includes teleportation countdowns and movement cancellation. Players can now teleport directly to a home using `/home <homename>` or browse their homes in a s

2.7kdownloads
NovoAtlas
1.21.9fabric

NovoAtlas

A data-driven image based world generator for Minecraft.

2.6kdownloads
ZonePractice Pro Duels
1.21.11

ZonePractice Pro Duels

Elevate your server with the ultimate high performance Minecraft Modern PvP practice core plugin for playing duels.

2.5kdownloads
Jump Enchantment
1.21.2fabric

Jump Enchantment

New enchantment that, when applied to boots, increases your jump height!

2.1kdownloads
Draventh Ores
1.21.8fabric

Draventh Ores

⚒ Advanced Tier Ores & Equipment This mod expands Minecraft’s survival progression by introducing 15 new late-game materials, each with full armor and tool sets. The goal of this mod is simple: Extend progression beyond Diamond and Netherite with a struc

1.8kdownloads
More Villages Datapack
1.21

More Villages Datapack

Adds more villages to the game.

1.6kdownloads
Twigonometry
1.21.1fabric

Twigonometry

A lib for building trees in-code

1.4kdownloads
Kappa's AntiCheat
1.21.5fabric

Kappa's AntiCheat

A lightweight Fabric anti-cheat designed for high performance on large-scale servers.

1.4kdownloads
ProceduralDungeon
1.18

ProceduralDungeon

ProceduralDungeon allows you to generate dungeons procedurally. Depending on the parameters entered and the pre-saved rooms, it generates a set of random rooms. This plugin is best integrated as an addon to your script/plugin for generating rooms.

1.3kdownloads
Script Blocks
1.21.1fabric

Script Blocks

Adds various blocks and mechanics which assist map makers and dungeon builders.

1.2kdownloads
DrArora Texture Pack
1.19

DrArora Texture Pack

This texture pack is designed for players who enjoy PvP, SMP, and survival while keeping the classic vanilla feel of Minecraft.

1.2kdownloads
VillagerExplorer
1.21.10fabric

VillagerExplorer

Villager Explorer is a client-side Minecraft mod that lets you view detailed information about villagers in a beautiful, interactive GUI.

1.2kdownloads
Biome Modifier for Fabric
1.21.2fabric

Biome Modifier for Fabric

A library mod that allows users utilize datapacks to modify biomes easily and compatibly.

1.1kdownloads
BetterReset
1.21

BetterReset

Minecraft plugin that lets you safely reset a world’s Overworld, Nether, and End while the server is running, with player protection, async deletion, and full regeneration in one command or GUI.

1.1kdownloads
The Collective, The Aeronautical Edition
1.21.1neoforge

The Collective, The Aeronautical Edition

A create Aeronautics Modpack Made for The Collective SMP

998downloads
G1axFixer
1.21.11fabric

G1axFixer

G1axFixer is a client-side Fabric mod that fixes resource pack crashes and optimizes network, rendering, and ticking for maximum FPS and smooth combat.

858downloads
Reef
1.21.11fabric

Reef

Library that extends vanilla worldgen by providing alternatives to unmodifiable features

843downloads
Xrtp
1.21.1

Xrtp

The Xrtp plugin enables safe random teleportation in Minecraft with a customizable GUI and countdown feature.

707downloads
IONite Powered
1.21neoforge

IONite Powered

This mod is primary used to offer items and other things usable in data packs and the alike

636downloads
Music Collection - Just Shapes & Beats
1.21.4

Music Collection - Just Shapes & Beats

Adds a new musical experience, New Fragment + New Record Mold + New Structure "Music Shack" + 15 New Records! + New Crafting + New Achievements + Secrets...

609downloads
ReplaceBlock
1.20.3

ReplaceBlock

This datapack provides a powerful API that can replace blocks in the world with high performance in a completely vanilla way after world generation.

602downloads
HighMod
1.21forge

HighMod

HighMod is a early mod which adds custom dimensions , items, blocks, armour, custom entities and more! It doesn't require GeckoLib to load custom entities

552downloads
The Crafting Collective
1.20.1forge

The Crafting Collective

an RPG magic and mechanical style modpack meant for exploration and player empowerment.

544downloads
better mob : jungle expansion
1.21.1neoforge

better mob : jungle expansion

Better Mob: Jungle Expansion transforms Minecraft jungles with animated creatures, dangerous predators, immersive wildlife, GeckoLib animations, tropical atmosphere, rare mobs, jungle structures, and realistic exploration adventures.

501downloads
One Block Random Challenges
1.21.5

One Block Random Challenges

This Plugin Gives You Many Exciting Random Challenges Specially Made For ONE BLOCK However This Also Works On Normal World Just Install it And Enjoy I've also made a Separate Survival Challenges Plugin Check out my profile to find That Thanx for download

475downloads
Mansioneer
1.21.4neoforge

Mansioneer

Adds biome-specific variants for Woodland Mansions; easily expandable with data packs!

464downloads
TFC Structure Compat
1.21.1neoforge

TFC Structure Compat

TerraFirmaCraft compatibility for structure mods.

411downloads
e418
1.21.4neoforge

e418

[in development] A library mod providing support for data-driven gameplay events.

409downloads
MHDF-Tools
1.17.1

MHDF-Tools

MHDF-Tools | Dream Tools | ✨ A lightweight portable high performance Bukkit base plugin ✨MHDF-Tools | 梦之工具 | ✨一款轻量化便携高性能的Bukkit基础插件✨

389downloads