Minecraft Java 1.21 Mods
Browse 11 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
This is a datapack that adds a custom mixing recipe to produce crimsite renewably to enhance your iron and redstone farms.
Electromechanics
An addition to the existing Redstone ecosystem mechanically and electrically
Redstone Helper
Mod which must you to help with redstone!
Laseredstone
Redstone but we use lasers to transfer signals

Redstone Scrambler
Adds a throwable redstone EMP item to the game!
SerialCraft
Bring Redstone to life! A simple mod to connect Arduino and Minecraft via serial port. No complications, just plug and play.
Hot Redstone Wires
Wires get hot! Makes redstone dust and blocks painful to step on.
msp
Realistic orbital physics, rocket engineering, and space program progression for Minecraft. Build Create contraptions, launch them with real gravity/drag/re-entry, do science, unlock tech via FTB Quests.
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)
Wireless Control
A Minecraft datapack that allows linking redstone consumers remotely
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 […]