Minecraft Java 1.21 Mods
Browse 8 free mods for Minecraft Java 1.21 — popular picks include Cammie's Minecart Tweaks, Redstone: Recharged, Cobblestone Generator Tweak.
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Cammie's Minecart Tweaks
Makes Minecarts more viable as a form of transportation.
Redstone: Recharged
A collection of redstone fixes, expansions, and tweaks.
Cobblestone Generator Tweak
Tweaks the vanilla cobblestone generator to produce multiple stone variants (fully datapack-driven)
Dio's Pressure Plates
Dio's Pressure Plates is a utility mod that adds a variety of pressure plates to Minecraft for various uses
Create: Redstone Tweaks
This Create addon adds the ability to control the Frogport using redstone.

Elektrofy
A lightweight GUI resource pack designed with a redstone and energy aesthetic, perfect for tech-themed builds or mods.
Litematica Printer Easyplace Extension Mod (1.21.1, 1.20.1) – Redstone-Aware Fast Block Auto Placement
Litematica Printer Easyplace Extension Mod provides a redstone-aware fast block auto placement system built on top of Litematica’s EasyPlace. It supports directional blocks, accurate placement protocols and various automation utilities for technical builds. Features: How It Works Supports directional block placement on vanilla servers using Fake Rotation. Can use accurateBlockPlacement with carpet-extra on the server […]
Create Xaero's Map Mod (1.21.1) – Track Moving Contraptions on Your Minimap
Create Xaero's Map Mod adds live visual tracking for Create: Aeronautics airships onto Xaero's Minimap and Xaero's World Map. It updates the map in real-time as your custom flying machines move around the world. You can watch your planes, vehicles, and other moving structures turn and fly right from your map screen. The map shows […]