Forge Mods for Minecraft 1.21
Browse 306 free Forge mods for Minecraft 1.21 — popular picks include Colored Redstone Reborn, GrieferGames CustomBlocks, Looping Jukebox.
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Colored Redstone Reborn
Adds various color variants of redstone components (Lamps, Blocks, Dust, Torches).
GrieferGames CustomBlocks
Customblocks for GrieferGames and Bausucht Citybuild Server
Looping Jukebox
The jukebox will loop its song after finished instead of just playing it once.
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.
Colour LED
This mod will give you colourfull LEDs
Minecontrollers
More red add-on for programmable logical redstone controllers
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!
Different Doors
A set of versatile doors, perfect for any build style.
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.
Bright
Bright!! The only light mod that you'll ever need! Bright Includes 5 unique lighting blocks to light up your world!
RedStone Soul Lamp
Add a soul-version redstone lamp block, repelling piglins when turned on
RA: Redstone Additions
Introduces redstone logic gates and a compact clock designed for space-efficient builds.
Giraffes and koalas
Giraffes, koalas, and eucalyptus trees
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
SupremeMC
If Mojang added more...
BC (Better Cars)
A simple car mod.
Nether, Ender and more
Coal, iron, copper, redstone, diamond, emerald, and lapis lazuli have been added to the Nether and End worlds. Other ores are planned to be added as well.
Pepsi's Remote Lights
Link redstone lamps and copper bulbs wirelessly!
GUN CRAFT-A 239 INC PROJECT
Enjoy the gunpowder with a BooooooooMMMM!!!!!!!!!
Block Detective
This mod shows you the properties of all blocks & items! Useful for mapmaker, pack maker, modder and redstoner!
The Civil Defence
Mod adds sirens and everything related to civil defense
The Age of Ores
Minecraft mod that adds more features to Minecraft copper age update
Just Some Switches
Adds a few alternatives to the vanilla lever with customizable textures.
Super Trims
A mod focused around providing a deeper endgame progression utilizing armor trims.
The Clamp - Easy Drawbridges and Portcullis
Make working drawbridges, portcullis, moving walls, and more
Digital Home: Private Dimension
A private space in a Pocket Dimension
The Drill
This mod add Drill to game
Expanded Fuels
This is a mod adding some solid fuel sources for machines and furnaces.
Hopper Bucket
Allows hoppers containing buckets to remove and add fluids from the world.