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Minecraft Java 1.21 Mods

Browse 13 free mods for Minecraft Java 1.21 — popular picks include Create: Enhanced Iron Processing, Electromechanics, Redstone Helper.

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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.

9.7kdownloads
Electromechanics
1.21.1fabric

Electromechanics

An addition to the existing Redstone ecosystem mechanically and electrically

8.6kdownloads
Redstone Helper
1.21.4fabric

Redstone Helper

Mod which must you to help with redstone!

8.5kdownloads
Amarong
1.21.1fabric

Amarong

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

7.7kdownloads
Laseredstone
1.21.8fabric

Laseredstone

Redstone but we use lasers to transfer signals

4.6kdownloads
Create: Portal Integration
1.21.1neoforge

Create: Portal Integration

Add portal support to cart contraption, coupled cart, and compatibility with other portal mods.

4.4kdownloads
CU later
1.21.2

CU later

My take on a datapack that replaces redstone component's iron with copper (and some other tweaks)

847downloads
Bacon SMP
1.21fabric

Bacon SMP

The Bacon SMP is a mod that introduces custom weapons and a redstone-powered string duper to the game. The custom weapons are crafted from valuable materials. This mod is still in development. There are many bugs.

244downloads
SerialCraft
1.21.11fabric

SerialCraft

Bring Redstone to life! A simple mod to connect Arduino and Minecraft via serial port. No complications, just plug and play.

177downloads
Hot Redstone Wires
1.21.5fabric

Hot Redstone Wires

Wires get hot! Makes redstone dust and blocks painful to step on.

159downloads
Beyond The Simulation
1.21.4fabric

Beyond The Simulation

Grow a Lab Grown Brain that Connects Redstone Beyond the Distances, Dimensions, Worlds, Servers and Realities? (yes, connect redstone to real life)

63downloads
Weapons of Mass Destruction
1.21

Weapons of Mass Destruction

A redstone-powered mystery cube that dispenses gloriously unbalanced weapons - over-enchanted gear, a rocket launcher, a drivable tank, a fighter jet, and a tactical nuke. Endlessly repeatable, fully configurable, and land-claim friendly.

6downloads
Infernal Kinetic Dread Modpack (1.21.1) – Build Machines Survive Horrors
1.21.1

Infernal Kinetic Dread Modpack (1.21.1) – Build Machines Survive Horrors

Infernal Kinetic Dread Modpack combines complex mechanical engineering with chilling survival horror to test your nerves. Build huge automated factories and moving contraptions while terrifying monsters stalk you from the dark shadows. Stay alert at all times because dangerous entities like Herobrine watch your every move. Features: Spooky Engineering: Build working machines, gears, and factories […]