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Minecraft Java 1.21 Mods

Browse 72 free mods for Minecraft Java 1.21 — popular picks include Emerald Rails, Dynamic Keycards, True-Rails.

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Emerald Rails
1.21.6fabric

Emerald Rails

A redstone-powered Emerald Rail for Fabric that boosts minecarts 15x faster than powered rails.

302downloads
Dynamic Keycards
1.21.1neoforge

Dynamic Keycards

Adds dyeable keycards and player-bound card readers for redstone access control.

274downloads
True-Rails
1.21.1neoforge

True-Rails

Turn the original railway into a true transportation system. Pure gameplay mod: train composition, high-speed cruising, curve safety, precise stopping, redstone departure, and intelligent unmanned freight block loading. No new items, blocks, or entities ad

221downloads
RegexRails
1.21

RegexRails

Add redstone logic for your detector rails. Compare minecart names, change them, and add to them.

181downloads
rtx 5090 mod
1.21.8neoforge

rtx 5090 mod

This mod adds a decorative model of the RTX 5090 graphics card. It is crafted from a diamond, 4 pieces of iron, 2 green dyes, redstone, and a stone button.

106downloads
Redstone Wand By Erebus
1.21

Redstone Wand By Erebus

A legendary Redstone Tool that opens a portable component shop and features a global existence limit.

48downloads
Create: Contraption Colors
1.21.1

Create: Contraption Colors

A resource-pack to color-code your create minecart contraptions

17downloads
Creative Blaze Burner relocation blocker
1.21.1

Creative Blaze Burner relocation blocker

Prevents players from transporting Creative blaze burners like those from the obsidian temple using minecart contraptions

14downloads
Carpet Mod (1.21.11, 1.20.1) – Game Performance Monitoring
1.21.11fabric

Carpet Mod (1.21.11, 1.20.1) – Game Performance Monitoring

Carpet Mod is a popular modification for Minecraft that enhances the game by providing advanced tools for monitoring, controlling, and optimizing gameplay. It is particularly favored by technical players and server administrators. It provides many tools, commands and special capabilities that extend vanilla Minecraft-especially useful for technical players, redstone engineers, farms, and automation. Features: Tools […]

Create: More Automation Mod (1.21.1, 1.20.1) – Automated Ores, Blocks and More
1.21.1neoforge

Create: More Automation Mod (1.21.1, 1.20.1) – Automated Ores, Blocks and More

Create: More Automation Mod adds full automation for many raw materials. Machines and contraptions take care of everything, from common ores to rare items. Blocks, crafting parts, and hard-to-get materials can be handled without manual work. Features: Automated Ores: Veridium (Copper) Ochrum (Gold) Asurine (Zinc) Crimsite (Iron) Tuff (Used for Gold, Copper, Zinc, Iron) Scoria […]

Create: Power Loader Mod (1.21.1, 1.20.1) – Immersive Chunk Loaders
1.21.1neoforge

Create: Power Loader Mod (1.21.1, 1.20.1) – Immersive Chunk Loaders

Create: Power Loader Mod is an add-on to the Create mod that introduces immersive chunk loaders. It adds two types of chunk loaders – Brass and Andesite. Configurable loading range from 1×1 to 5×5 chunks. This mod loads a single chunk and works on the ground, on trains, and on contraptions. Features: Two Chunk Loader […]

Create: Bells & Whistles Mod (1.21.1, 1.20.1) – 36 New Additions
1.21.1neoforge

Create: Bells & Whistles Mod (1.21.1, 1.20.1) – 36 New Additions

Create: Bells & Whistles Mod is an add-on for the Create mod that focuses on the player experience, adding over 36 new decorative and utility blocks specifically suited for Create builds and contraptions. Features: Train Pilot Blocks Ornate Iron Trapdoor Headlight Station platform block Metro Palette of Blocks Andesite, Brass, and Copper Grab Bar Blocks […]

Jade Addons Mod (1.21.1, 1.20.1) – More Supports for Jade
1.21.1neoforge

Jade Addons Mod (1.21.1, 1.20.1) – More Supports for Jade

Jade Addons Mod adds more mod supports for Jade Mod. This is a Client-Only mod. But some features may require Jade and Jade Addons to be installed server-side to activate. Features: Currently supports: Create Accurate contraption ray-casting and show actual block at the contraption Contraption inventory Blaze burner fuel information Crafting blueprint result item Placard […]

MattPack Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

MattPack Resource Pack (1.21.1, 1.20.1) – Texture Pack

MattPack Resource Pack is a carefully curated combination of multiple resource packs, including VanillaTweaks and Codecrafted, bringing various quality-of-life improvements and visual enhancements to your Minecraft experience. Among its key features, iron trapdoors placed on top blocks are turned into functional lamps, and redstone dust displays its power level for better signal management. Additional highlights […]

Litematica Printer Easyplace Extension Mod (1.21.1, 1.20.1) – Redstone-Aware Fast Block Auto Placement
1.21.1fabric

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 […]

Extra Buttons Mod (1.21.1, 1.20.1) – Create Player-Aware Contraptions
1.21.1forge

Extra Buttons Mod (1.21.1, 1.20.1) – Create Player-Aware Contraptions

Extra Buttons Mod adds several new button and switch-like blocks to Minecraft. These new items include large panel buttons, toggle buttons that light up, and special detector rails for minecarts. This mod is great for creating detailed stations or just having more fun with redstone contraptions. Features: Panel Buttons: Adds larger stone and wood buttons […]

nepeta's Squid Coast Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

nepeta's Squid Coast Resource Pack (1.21.1, 1.20.1) – Texture Pack

nepeta's Squid Coast Resource Pack creates many changes to the details in the game. Specifically, it changes all grass types, all planks, mob spawners, redstone lamps, barrels and stone bricks to look like Minecraft dungeons. In addition, it also includes variated ferns, 3D variated mushrooms, connected carpet textures, and variated textures for bookshelves, path blocks, […]

M
1.21.4fabric

Modpack of Redstone

That's a useful thing;It includes essential helpers like Carpet and Tweakeroo, along with various optimization mods and resource packs.

325downloads
Kezrah's Security
1.21.1neoforge

Kezrah's Security

a relatively simple security mod, adding redstone key card scanners, you can craft a key card, program a code into it, and then use it to trigger redstone, allowing you to lock iron doors, redstone machines, etc.

4.6kdownloads
Tiny Redstone Create Compat
1.21.1neoforge

Tiny Redstone Create Compat

Makes Tiny Redstone blocks compatible with Create trains and contraptions

1.1kdownloads
Paper Punch Cards
1.21.1neoforge

Paper Punch Cards

Adds punch cards and paper tape as methods of redstone signal control.

614downloads
Kinetic Living Solids Mod (1.21.1) – Ride Custom Furniture on Moving
1.21.1

Kinetic Living Solids Mod (1.21.1) – Ride Custom Furniture on Moving

Kinetic Living Solids Mod adds seating compatibility for Create and popular furniture mods. It lets you and mobs sit on custom chairs and sofas while they move as part of active contraptions. The mod also works with the Sable physics engine, letting you ride custom furniture on moving boats or flying machines. Now your trains, […]

Vibrant Rail Rider Mod (1.21.1) – Build Colorful Roller Coasters
1.21.1

Vibrant Rail Rider Mod (1.21.1) – Build Colorful Roller Coasters

Vibrant Rail Rider Mod adds rideable coaster seat blocks for Create. This mod gives builders a fresh coaster look that works on moving contraptions like trains, elevators, and theme park rides. Every seat comes in sixteen dye colors and attaches directly to moving structures. You can craft each piece in survival mode and change seating […]

Rotational Surface Anchor Mod (1.21.1) – Build and Wield Portable Mechanical
1.21.1

Rotational Surface Anchor Mod (1.21.1) – Build and Wield Portable Mechanical

Rotational Surface Anchor Mod adds intuitive mechanical handles that you can operate directly from your own point of view. This mod lets you build portable machinery and player-held tools such as working chainsaws. It provides smooth interaction for mobile contraptions so you can carry and use mechanical gear anywhere in your world. Features: Adds intuitive […]

Kinetic Cartography Mod (1.21.11, 1.20.1) – Track Live Trains and Factories
1.21.11

Kinetic Cartography Mod (1.21.11, 1.20.1) – Track Live Trains and Factories

Kinetic Cartography Mod extends BlueMap by rendering Create contraptions, train tracks, and copycat blocks directly on your live web map. It lets players and server admins see working machinery like windmills and mechanical systems in full 3D from any browser. The mod also connects with train web systems to display moving train models and transit […]

Hydraulic Kinetic Links Mod (1.21.1) – Lift Heavy Contraptions with Hydraulic
1.21.1

Hydraulic Kinetic Links Mod (1.21.1) – Lift Heavy Contraptions with Hydraulic

Hydraulic Kinetic Links Mod extends Create: Simulated with physics-driven hydraulic cylinders and fluid-carrying hoses. This mod upgrades standard pistons by turning moving parts into independent physical platforms. Heavy machines react directly to the weight of their cargo, fluid thickness, and pump pressure. You can link fluid networks across moving assemblies without breaking connections. Features: Linear […]

Jackpot Terminal Core Mod (1.21.1) – Play Casino Minigames and Bet with Friends
1.21.1

Jackpot Terminal Core Mod (1.21.1) – Play Casino Minigames and Bet with Friends

Jackpot Terminal Core Mod brings full casino arcades and interactive minigames into your Minecraft world. It introduces 3D voxel machines, handheld gaming devices, and redstone-linked vaults to set up multiplayer gaming spaces or solo betting spots. Features: 16 Minigames: Play classic luck games, table cards, arcade runners, and multiplayer duel matches. Handheld BlockBoy Consoles: Carry […]

Linkpad Logic Interface Mod (1.21.11, 1.21.1) – Control Your Entire Factory
1.21.11

Linkpad Logic Interface Mod (1.21.11, 1.21.1) – Control Your Entire Factory

Linkpad Logic Interface Mod extends Create with a handheld smart tablet for Redstone Links. It lets you control factory machines, train lines, lights, and doors from a single touchscreen screen. You can install in-game apps, adjust signal strengths with live sliders, or monitor active frequencies across your base. Placed tablets stick to walls and merge […]

Kinetic Prism Flow Mod (1.21.1) – Light Up Moving Contraptions
1.21.1

Kinetic Prism Flow Mod (1.21.1) – Light Up Moving Contraptions

Kinetic Prism Flow Mod brings moving, colored lights to Create contraptions and Sable sub-levels. Light travels directly with moving machinery, ships, and elevators instead of leaving dark cabins. It lets light flow both ways between your moving builds and the surrounding world. Features: Lanterns, glowstone, and torches carry their light while moving on contraptions and […]

Create Automatics Mod (1.21.1) – Build Self-Driving Contraptions
1.21.1

Create Automatics Mod (1.21.1) – Build Self-Driving Contraptions

Create Automatics Mod adds autopilot systems for Create and Sable contraptions. This mod lets you plot custom driving routes, set movement speeds, and command assembled vehicles to drive themselves. You can also place decorative traffic cones on the ground, wear them as hats, or shoot them onto mobs using dispensers. Features: Build automated paths for […]

Create Train Lights Mod (1.21.1, 1.20.1) – Light Up Your Railway Trips
1.21.1

Create Train Lights Mod (1.21.1, 1.20.1) – Light Up Your Railway Trips

Create Train Lights Mod extends Create with directional headlights and interior lighting fixtures for trains. The mod makes night rides look realistic by switching between white headlights and red tail lights automatically as your train reverses direction. You can also illuminate passenger cabins with interior lamps that work on moving contraptions. Features: Directional Lighting: Lights […]

Create Xaero's Map Mod (1.21.1) – Track Moving Contraptions on Your Minimap
1.21.1

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 […]

Create Kinetic Mod (1.21.1, 1.20.1) – Pilot Custom Airships Without Redstone
1.21.1

Create Kinetic Mod (1.21.1, 1.20.1) – Pilot Custom Airships Without Redstone

Create Kinetic Mod expands Create Aeronautics and Valkyrien Skies 2 with new parts for your flying ships. It adds useful blocks like steering wheels, thrusters, and sails to give you better control over your vehicles. You can build large airships or boats and drive them around without needing complicated redstone setups. Features: Mouse Control: Use […]

Create Modpack (26.2, 1.21.1) – Build Moving Machines And Fly
1.21.1

Create Modpack (26.2, 1.21.1) – Build Moving Machines And Fly

Create Modpack focuses entirely on building moving machinery and physical contraptions to explore your world. It blends vanilla-friendly decoration with a deep, mechanical power system that rewards creativity. You will need to build real, working vehicles to travel far, making every journey a true engineering project. Features: Rotational Power System: Machines run on physical energy […]

Pepsi's More Professions Mod (26.2, 1.21.1) – Expand Villager Careers
1.21.1

Pepsi's More Professions Mod (26.2, 1.21.1) – Expand Villager Careers

Pepsi's More Professions Mod adds Minecraft villagers six brand-new careers with 350+ randomized trades. Features: Adds 6 new villager professions: Redstoner, Lumberjack, Miner, Hunter, Beekeeper, Explorer. Over 350 randomized trades across new roles. Fully supports leveling and trade rerolling. Setup via item + fletching table (no commands or spawns) Designed to feel completely vanilla. Screenshots: […]

Create Aeronautics Mod (1.21.1) – Build and Fly Custom Mechanical Airplanes
1.21.1

Create Aeronautics Mod (1.21.1) – Build and Fly Custom Mechanical Airplanes

Create Aeronautics Mod expands the Create mod with working physics and vehicle parts. It lets you turn your mechanical builds into moving machines like airplanes, hot air balloons, and cars. You get new blocks and tools to assemble your creations and drive them around the world. Features: Simulated Physics: Adds special tools and redstone parts […]