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Minecraft Java 1.21 Mods

Browse 1,115 free mods for Minecraft Java 1.21 — popular picks include AE2 Pattern Restocker, DontCrashTom (Fixes for Tom's Simple Storage Mod), Pepsi's Easy Multi Item Sorter.

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AE2 Pattern Restocker
1.21.1neoforge

AE2 Pattern Restocker

A very simple quality of life mod that automatically refills the blank pattern slot from the ME network if the slot is empty. Pulls directly from your ME storage.

19kdownloads
DontCrashTom (Fixes for Tom's Simple Storage Mod)
1.21.1neoforge

DontCrashTom (Fixes for Tom's Simple Storage Mod)

Fixes stability issues in Tom’s Simple Storage. (Will be forked soon)

18kdownloads
Pepsi's Easy Multi Item Sorter
1.21fabric

Pepsi's Easy Multi Item Sorter

Making multi-item sorters has never been easier

17kdownloads
Pepsi's Copper Item Pipes
1.21.8fabric

Pepsi's Copper Item Pipes

Copper grates now transport items!

17kdownloads
Functional Chemical
1.21.1neoforge

Functional Chemical

Mekanism chemical drawer storage

17kdownloads
Create: Repackaged
1.21.1neoforge

Create: Repackaged

Adds a new system to transport fluids and energy via packages

17kdownloads
Classic Mechanics
1.21.5

Classic Mechanics

Adds a variety of configurable features from older minecraft versions!

17kdownloads
Lusk
1.20.6

Lusk

Modern, user-friendly skript addon, perfect for beginners and experienced developers.

17kdownloads
Upgraded Iron Chests with Search and Transfer
1.21.11fabric

Upgraded Iron Chests with Search and Transfer

Upgradable storage chests from Iron to Netherite. Features single/double sizes, quick-stack inventory buttons, and a global item search that tracks and highlights which linked chest contains your items.

16kdownloads
PlayerProgress
1.16

PlayerProgress

PlayerProgress is a Minecraft datapack that introduces a leveling system. Earn UP from activities like mining and combat to level up and gain new abilities and rewards.

16kdownloads
Faster Hoppers
1.21

Faster Hoppers

A plugin that introduces TurboHoppers, allowing specific hoppers to transfer items at a faster rate.

16kdownloads
Mine Chess
1.21fabric

Mine Chess

Working Chess in Minecraft

16kdownloads
World In a Jar
1.21.1fabric

World In a Jar

(Snowglobe) A terrarium-inspired block made for builders and survival players alike.

16kdownloads
Create: Marketplace
1.21.8neoforge

Create: Marketplace

A global market board for Create: Numismatics. Register your shops, browse server-wide offers, and navigate to them using Xaero's Minimap.

15kdownloads
JJs Engineer Mod (Maschinery, PVP, Decorative...)
1.21forge

JJs Engineer Mod (Maschinery, PVP, Decorative...)

Engineer, Combat, Ores and Recources and Decorative stuff for 1.12-1.20

14kdownloads
AlixSystem
1.12

AlixSystem

Login (Command, PIN, Anvil, 2FA) | AntiBot (Advanced) | AntiVPN

14kdownloads
EconomyGUI
1.16

EconomyGUI

Economy GUI a powerful and intuitive Minecraft plugin for efficient economy management using a beautiful GUI!

14kdownloads
CheesePurse [Numismatic AutoLoot]
1.21.1fabric

CheesePurse [Numismatic AutoLoot]

Auto-deposits Numismatic Overhaul coins into your purse when you pick them up. One toggle button in your inventory, zero hassle.

14kdownloads
Clay Overhaul
1.21.1neoforge

Clay Overhaul

Add new uses to Minecraft clay!

14kdownloads
PerformanceX
1.19fabric

PerformanceX

Struggling with LAG??? Look no further! PX is an All-in-one server performance suite - 50 modules including item/mob despawn timers, AI throttling, lag machine detection, auto backups, Discord webhooks, Geyser support, and more. 1.8.8-26.2.

14kdownloads
Liquid_Fuels
1.20.1forge

Liquid_Fuels

A highly customizable solution for converting liquid into conventional fuel

13kdownloads
Strings - Chat Plugin
1.16

Strings - Chat Plugin

Customizable chat plugin featuring: Channels ▪ Formatting ▪ MiniMessage ▪ Emojis ▪ Moderation Utilities ▪ World & Proximity Channels ▪ Mentions ▪ Message Deletion ▪ Broadcasts ▪ Join/Leave messages ▪ Developer API ▪ Much More

12kdownloads
FastPipes
1.20.1neoforge

FastPipes

Fast item, fluid & energy pipes with smart sorting, pipe terminal, tiered barrels, and waterlogging. Supports JEI & Jade.

12kdownloads
Tom's Simple Storage NBT Fix [JEI]
1.21.1neoforge

Tom's Simple Storage NBT Fix [JEI]

A tiny, client-side bugfix addon for Tom's Simple Storage Mod + JEI.

12kdownloads
Elden Kingdom
1.21.1neoforge

Elden Kingdom

Explore the enhanced Minecraft world with The Warseed—new mobs, advanced storage, and immersive magical and medieval landscapes, all centered on the Create mod.

12kdownloads
Inventory Expansion
1.20.1fabric

Inventory Expansion

Adds items that help manage your inventory. Automatically pick up items into sacks and quivers which can store multiple stacks in one item.

11kdownloads
Simple Sophisticated Backpacks Kit
1.19.2forge

Simple Sophisticated Backpacks Kit

Lightweight starter backpack addon that gives every new player a backpack and useful survival items on first join. Perfect for RPG modpacks, multiplayer servers, exploration, inventory expansion, adventure, progression, and quality-of-life gameplay.

11kdownloads
Mob Capture
1.20.5forge

Mob Capture

A digital ORB let you capture the mob and release where you want

11kdownloads
Compact Machine Rooms Enabler
1.21neoforge

Compact Machine Rooms Enabler

Automatically registers the Basic Room Templates datapack and all Compact Machines jei subtypes, removing the need for KubeJS or custom scripts.

11kdownloads
Cobblemon XP Overhaul
1.21.1fabric

Cobblemon XP Overhaul

A clean and configurable XP system for Cobblemon, covering captures, battles, and player progression.

11kdownloads
Obscura's Simple Storage (Tom's Simple Storage Fork)
1.21.1fabric

Obscura's Simple Storage (Tom's Simple Storage Fork)

A hyper-optimized, zero-lag reimagining of simple storage! Featuring 80+ engine optimizations, instant terminal sync, massive TPS/FPS server boosts, and beautiful new native textures. A must-have for massive modpacks.

11kdownloads
Divinity Economy (Global Market)
1.21.10

Divinity Economy (Global Market)

A global dynamic market with the ability to buy and sell every item, enchants and experience in the game, and scales with supply and demand. A truly revolutionary and unique plugin packed with tons of features.

11kdownloads
Ender Botany Pots
1.20.1forge

Ender Botany Pots

Botany Pots meets Ender Storage. Transfer your Botany Pots harvest directly into your Ender Storage Network.

11kdownloads
Tough As Nails Create Addon
1.21.1neoforge

Tough As Nails Create Addon

Makes Tough As Nails and Create compatible

10kdownloads
Crypto
1.21.1neoforge

Crypto

Did you want to feel like a real cryptocurrency miner? All this is now possible thanks to - CRYPTO.

10kdownloads
GregTech Sifter Expansion
1.20.1forge

GregTech Sifter Expansion

Allow to obtain resources by processing gravel and other blocks

10kdownloads