Neoforge Mods for Minecraft 1.21
Browse 303 free Neoforge mods for Minecraft 1.21 — popular picks include Pepsi's Auto Droppers, Colored Redstone Reborn, Reinnovation.
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Pepsi's Auto Droppers
Specify which droppers/dispensers/crafters will automatically drop/dispense/craft items.
Colored Redstone Reborn
Adds various color variants of redstone components (Lamps, Blocks, Dust, Torches).
Reinnovation
Adds new redstone blocks made from vanilla materials to allow for more automation.
Yet Another Redstone Gadgets
Adds a few useful redstone gadgets
Redstone: Recharged
A collection of redstone fixes, expansions, and tweaks.
Better Contraption Diagram
CLIENT SIDE Balancing tool for Create: Aeronautics.
More Security
This mod adds some technologies to protect your house.
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.
Mekanism Redstone Remote Desk
Redstone link for Mekanism
Pepsi's Auto Bridger
Automate bridging with a new machine that generates and places cobblestone in any direction
Frictionless Ceramic (VS/Create:Aero)
Adds blocks with extremely low friction, useful for boat roads and VS/Create:Aeronautics contraptions.
Minecontrollers
More red add-on for programmable logical redstone controllers
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.
Re-Locate
Re-Locate is mod that adds new redstone-like Blocks based on Copper and Tuff.
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
LED RGB
Adds colorful new lights for displays!
Redstone CG
A Minecraft Redstone mod that includes instant action Digital and Analog gates and wires with extended range, mountable on floors, walls and ceilings.
CC:LiftLink
CC:LiftLink: Create & ComputerCraft integration for elevators. Manage floor calls, track real-time movement, and query states via a simple Lua API—all through one redstone contact. No complex wiring required. Designed for Minecraft 1.20.1.
CC: Create Redstone Link
This mod connects Create Redstone Link networks with CC:Tweaked computers.
Universal Keyboard Controller
Advanced Keyboard / Gamepad Controls for Wireless Redstone & CC: Tweaked Peripherals. Compact controller for your Aeronautics builds that doesn't require you to write in Lua!
Create: Warnautics
Create Big Cannons add-on with redstone-launched aerial bombs, multi-bomb cassettes, sea bombs, land mines, cinematic blast effects, and optional Sable ship destruction.
TFCtrough
A simple animal feeding trough mod for TerraFirmaCraft.
More Commands Plus
Just install it to make your life easier. New commands New items that help you with various task also in debugging your game. Utility Helper plus
Ghost Gear
Go on your own paranormal adventure using ghost gear!

Redstone Manager
Control all your redstone switches from one place. Link all the levers and control them from a single block.
Create: Sensors
This aeronautics addon adds a few different redstone components focused on the new physics contraptions.
Create: Linked Thrusters
Addon for Create: Aeronautics that adds three kinds of thrusters with built in redstone link functionality.
Redstone-chan Cobblestone Generator
Add cobblestone generator to the game.
Brecher's Trainers - A Cobblemon Gym Mod
Mod that adds customizeable, Redstone-activated Trainer Spawner blocks for setting up your own Cobblemon Gyms!
BC (Better Cars)
A simple car mod.
Pepsi's Remote Lights
Link redstone lamps and copper bulbs wirelessly!
GUN CRAFT-A 239 INC PROJECT
Enjoy the gunpowder with a BooooooooMMMM!!!!!!!!!
ShieldGrid - Create Aeronautics & Big Cannons Compat
ShieldGrid protects your base, ships, and Create Aeronautics contraptions with energy shields that block arrows, mobs, and explosions.
Super Trims
A mod focused around providing a deeper endgame progression utilizing armor trims.
Magnetization
A Create: Aeronautics addon adding a full magnetism layer for Sable-driven contraptions: emitters that pull or push ships (electromagnets, anchors, tractor beams, repulsor coils, excavators), permanent and temporary magnets.
Create: Alerted
Create mod addon that adds Aeronautics-compatible alarm blocks and redstone-controlled alert systems