HomeJava1.21

Minecraft Java 1.21 Mods

Browse 1,218 free mods for Minecraft Java 1.21 — popular picks include Note Block Master, Reinnovation, GrieferGames CustomBlocks.

Updated daily

FiltersRedstone×Clear all
Sort1,218 mods
Note Block Master
1.21.1neoforge

Note Block Master

Provides more timing and tuning options for your noteblock songs

10kdownloads
Reinnovation
1.21.1neoforge

Reinnovation

Adds new redstone blocks made from vanilla materials to allow for more automation.

10kdownloads
GrieferGames CustomBlocks
1.21.4forge

GrieferGames CustomBlocks

Customblocks for GrieferGames and Bausucht Citybuild Server

10kdownloads
Create Collision Crashfix
1.21.1neoforge

Create Collision Crashfix

Fixes the Create 6.0.10 server crash where moving contraptions (pulley/drill quarries) throw NullPointerException "mf.axis" is null

10.0kdownloads
Yet Another Redstone Gadgets
1.21.1neoforge

Yet Another Redstone Gadgets

Adds a few useful redstone gadgets

9.9kdownloads
Schematician's Goggles
1.21.1neoforge

Schematician's Goggles

The world becomes a contraption diagram with an in-world physics overlay, gated behind a wearable item. For Create: Aeronautics.

9.9kdownloads
Redstone Crusaders TURBO !
1.21.1neoforge

Redstone Crusaders TURBO !

A Jojo's Bizarre Adventure mod. Starring Stands with pushed combat and combo potential !

9.9kdownloads
Redstone: Recharged
1.21.1neoforge

Redstone: Recharged

A collection of redstone fixes, expansions, and tweaks.

9.8kdownloads
Better Contraption Diagram
1.21.1neoforge

Better Contraption Diagram

CLIENT SIDE Balancing tool for Create: Aeronautics.

9.7kdownloads
Looping Jukebox
1.21.8fabric

Looping Jukebox

The jukebox will loop its song after finished instead of just playing it once.

9.2kdownloads
红显调谐RedstoneTuning
1.21.2

红显调谐RedstoneTuning

This project can add directional indicators to all Redstone-related blocks via a self-illuminating method, with the effect working properly both during the day and at night.

9.1kdownloads
More Security
1.21.1neoforge

More Security

This mod adds some technologies to protect your house.

9.0kdownloads
Simulated: Enhanced Diagrams
1.21.1neoforge

Simulated: Enhanced Diagrams

A Create: Simulated addon that allows you to freely look at your sublevel in a Contraption Diagram.

8.9kdownloads
Poppy Playtime Chapter 5
1.20.1forge

Poppy Playtime Chapter 5

My Poppy Playtime mod adds the Prototype, electric batteries, and a redstone-style power system. It includes the Doctor Computer, Poppy Gel, the Pressure Hand, and a Conductive Hand to solve puzzles and power machines.

8.8kdownloads
Redstone Readout
1.21.4

Redstone Readout

Shows the signal strength value of redstone wires!

8.7kdownloads
Electromechanics
1.21.1fabric

Electromechanics

An addition to the existing Redstone ecosystem mechanically and electrically

8.6kdownloads
Create: Enhanced Iron Processing
1.16

Create: Enhanced Iron Processing

This is a datapack that adds a custom mixing recipe to produce crimsite renewably to enhance your iron and redstone farms.

8.6kdownloads
Mekanism Redstone Remote Desk
1.21.1neoforge

Mekanism Redstone Remote Desk

Redstone link for Mekanism

8.6kdownloads
Redstone Helper
1.21.4fabric

Redstone Helper

Mod which must you to help with redstone!

8.5kdownloads
Pepsi's Auto Bridger
1.21.8fabric

Pepsi's Auto Bridger

Automate bridging with a new machine that generates and places cobblestone in any direction

8.5kdownloads
Frictionless Ceramic (VS/Create:Aero)
1.21.1neoforge

Frictionless Ceramic (VS/Create:Aero)

Adds blocks with extremely low friction, useful for boat roads and VS/Create:Aeronautics contraptions.

8.2kdownloads
Networks
1.21.8

Networks

Redstone-Free Automatic Storage Systems, Vanilla-integrated

8.2kdownloads
Redstone Optimized
1.21.11fabric

Redstone Optimized

An Modpack that includes some auxiliary modules and allows you to play Minecraft smoothly. 一個整合包,包含一些輔助模組,同時又能流暢遊玩Minecraft。

8.1kdownloads
Colour LED
1.21.4neoforge

Colour LED

This mod will give you colourfull LEDs

8.1kdownloads
Minecontrollers
1.21.1neoforge

Minecontrollers

More red add-on for programmable logical redstone controllers

8.1kdownloads
Aeronautics Replay
1.21.1neoforge

Aeronautics Replay

Adds ReForgedPlay support for Aeronautics ships and contraption

7.9kdownloads
Create : radiologistics
1.21.1neoforge

Create : radiologistics

Unleash wireless connectivity and node-based logic programming in your Create contraptions

7.9kdownloads
Amarong
1.21.1fabric

Amarong

Adds a new material called Amarong, handheld "rubber" ducks, kaleidoscopes, and rainbow beacons with no redstone required

7.7kdownloads
Redstone-chan's Enchantment Expansion
1.21.1neoforge

Redstone-chan's Enchantment Expansion

Make enchanting more fun~ (>▽<)

7.7kdownloads
Crossroads
1.21neoforge

Crossroads

A tech mod with the goal of making automation interesting. No one block solutions, just simple pieces that combine to make complex contraptions. Crossroads is a mod where you make Rube Goldberg machines, except they're the simplest way to do things.

7.6kdownloads
Re-Locate
1.21.1neoforge

Re-Locate

Re-Locate is mod that adds new redstone-like Blocks based on Copper and Tuff.

7.5kdownloads
CreateRadioactive
1.20.1forge

CreateRadioactive

This Mod Adds New Biome And New Dimension And Adds 2 New Mines Ardiom And Ranium With These We Can Make Armor Or Items It Adds New Structures To New Biomes It Adds New Things Like New Tree Type And Adds Nukes Bombs

7.5kdownloads
Colorful Redstone Lamps
1.21.1neoforge

Colorful Redstone Lamps

This mod adds Colorful Redstone Lamps to decorate your World

7.5kdownloads
SceneBlocks for Cobblemon
1.21.1fabric

SceneBlocks for Cobblemon

Cobblemon utility blocks inspired by our beloved classic mechanics, adding Cut, Rock Smash, Strength, Flash, fog areas, pushable boulders, gates, receivers, and puzzle systems.

7.4kdownloads
Ultimate Redstone+
1.20.2

Ultimate Redstone+

A resource pack made to enhance your redstone experience

7.2kdownloads
LED RGB
1.20.1forge

LED RGB

Adds colorful new lights for displays!

7.2kdownloads