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Minecraft Java 1.21 Mods

Browse 343 free mods for Minecraft Java 1.21 — popular picks include Create Train Utilities Mod (1.21.1, 1.20.1) – Build Modern Train Stations, Extreme Reactors Mod (1.21.1, 1.20.1) – Fuel Your Industrial Base, Railcraft Reborn Mod (1.21.10, 1.20.1) – Build an Automated Railway.

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Create Train Utilities Mod (1.21.1, 1.20.1) – Build Modern Train Stations
1.21.1neoforge

Create Train Utilities Mod (1.21.1, 1.20.1) – Build Modern Train Stations

Create Train Utilities Mod adds new building pieces for anyone who loves making trains with the Create mod. You can build with custom sliding doors that have realistic opening and closing sounds. The mod also gives you special platform blocks to make your train stations look perfect. These new doors can even close automatically, and […]

Extreme Reactors Mod (1.21.1, 1.20.1) – Fuel Your Industrial Base
1.21.1forge

Extreme Reactors Mod (1.21.1, 1.20.1) – Fuel Your Industrial Base

Extreme Reactors Mod lets you build giant, multi-block machines to generate huge amounts of energy. This mod is a port of the classic Big Reactors mod, updated for modern Minecraft versions. You can build powerful Reactors that consume fuel to produce power, or massive Turbines that turn steam into energy. The power generated is Forge […]

Railcraft Reborn Mod (1.21.10, 1.20.1) – Build an Automated Railway
1.21.10neoforge

Railcraft Reborn Mod (1.21.10, 1.20.1) – Build an Automated Railway

Railcraft Reborn Mod brings the popular Railcraft experience to modern versions of Minecraft. It greatly improves railways by adding a huge variety of tracks, trains, and other helpful elements. This mod makes it much easier to ride railways and transport items and energy around your world. Features: General Features Use a crowbar to easily adjust […]

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

Luminis Resource Pack (1.21.1, 1.20.1) – Texture Pack

Luminis Resource Pack is a futuristic GUI resource pack that gives Minecraft a sleek, modern interface inspired by advanced technology and fantasy aesthetics. It replaces the standard GUI with clean, stylish textures that feel both minimalistic and high-tech. The design focuses on clarity and elegance, making menus and inventory screens easier to navigate while looking […]

Project Extended Mod (1.21.1, 1.20.1) – New Features to ProjectE
1.21.1neoforge

Project Extended Mod (1.21.1, 1.20.1) – New Features to ProjectE

Project Extended Mod is a mod that adds features to ProjectE that EE2 would probably have had it been made in modern times. Features: Restricting Learning and Condensing Items that are prevented from being learned in transmutation tables and from being reproduced in energy condensers can still be used as fuel to provide EMC. Interdiction […]

Revamped Classic Ores Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Revamped Classic Ores Resource Pack (1.21.1, 1.20.1) – Texture Pack

Revamped Classic Ores Resource Pack breathes nostalgic charm into modern Minecraft by replacing the updated ore textures with ones reminiscent of the iconic classic (pre-1.17) style – while subtly adapting them to seamlessly match today's stone and deepslate visuals. Crafted by bushfactory, this 16× pack refreshes ore blocks – including copper – to feature memorable […]

Age of Steam AW2 Generators Mod (1.21.1) – New Power Generators
1.21.1neoforge

Age of Steam AW2 Generators Mod (1.21.1) – New Power Generators

Age of Steam AW2 Generators Mod adds new power generators based on the style of Ancient Warfare 2. These generators are designed to work with the gear-powered system of Age of Steam. Instead of using modern wires or batteries, the mod uses simple methods like water, wind, and heat to make energy. Features: Water Wheel […]

Age of Steam Workshop Expansion Mod (1.21.1) – Adds New Machines
1.21.1neoforge

Age of Steam Workshop Expansion Mod (1.21.1) – Adds New Machines

Age of Steam Workshop Expansion Mod is the first add-on for the Age of Steam mod. It adds new machines that help with crafting and processing materials using simple mechanical power. Like the main mod, everything works with gears and movement-no wires or modern energy. Each machine can be customized by adding or removing recipes […]

Modern Dynamics Mod (1.21.1, 1.20.1) – Transport Items Through Pipes
1.21.1neoforge

Modern Dynamics Mod (1.21.1, 1.20.1) – Transport Items Through Pipes

Modern Dynamics Mod is a small industrial mod for Minecraft that introduces pipes to create an automated transport system, allowing the movement of items, fluids, and energy between storages and machines. This enables players to automate many processes efficiently. The mod is inspired by Thermal Dynamics. Features: Item Pipes: Transfer any items between storages and […]

Modern Industrialization Mod (1.21.1, 1.20.1) – Techical Blocks
1.21.1neoforge

Modern Industrialization Mod (1.21.1, 1.20.1) – Techical Blocks

Modern Industrialization Mod is the ultimate technical Mod, which allows players to do many amazing things if they're competent. With the manual in hands, players can accomplish almost anything with a little help of Modern Industrialization, players can accommodate electricity for their villages, create material out of thin air and craft some of the most […]

GregTech Revival Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

GregTech Revival Resource Pack (1.21.1, 1.20.1) – Texture Pack

GregTech Revival Resource Pack aims to offer a significant visual upgrade for both GregTechCEu Modern and GregTech CE Unofficial mods. By boosting the texture resolution to 32×32, it adds a layer of realism and detail that better matches the complex and industrial nature of the mod. Machines, tools, and components look sharper and more defined, […]

AE2 Blackout Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

AE2 Blackout Resource Pack (1.21.1, 1.20.1) – Texture Pack

AE2 Blackout Resource Pack is a sleek and stylish overhaul for Applied Energistics 2 and its addons, transforming most textures into a clean dark mode. This change gives the mod a more modern, high-tech appearance that fits perfectly in futuristic or industrial-themed builds. The darker UI and item textures reduce eye strain and offer a […]

Ars Nouveau Mod (1.21.1, 1.20.1) – Magic and Sorceries
1.21.1neoforge

Ars Nouveau Mod (1.21.1, 1.20.1) – Magic and Sorceries

Ars Nouveau Mod allows players to craft their own spells, create magical artifacts and machines, and much more. This mod is a modern take on Ars Magicka. Documentation is provided entirely in-game by Patchouli. Features: Introduces custom spell crafting – build a spell to fit your needs, anywhere! Craft powerful new baubles and trinkets. Power […]

Industrial Foregoing Mod (1.21.1, 1.20.1) – Automate Every Single Task
1.21.1forge

Industrial Foregoing Mod (1.21.1, 1.20.1) – Automate Every Single Task

Industrial Foregoing Mod adds a large collection of machines to help automate your Minecraft world. It is a modern version of the classic MineFactory Reloaded mod, bringing tools for farming, resource processing, energy generation, and more. Most machines need power to work, and they can use common energy types like Redstone Flux (RF) and Forge […]

MI Tweaks Mod (1.21.1, 1.20.4) – Improve And Balance Modern Industrialization
1.21.1neoforge

MI Tweaks Mod (1.21.1, 1.20.4) – Improve And Balance Modern Industrialization

MI Tweaks Mod is a utility mod designed to enhance the Modern Industrialization (MI) mod by adding small tweaks and quality-of-life improvements. It focuses on refining gameplay mechanics, balancing features, and improving automation efficiency, making it a useful addition for players using MI in their modpacks. Features: Tweaks and balances mechanics from Modern Industrialization. Adds […]

Industrialization Overdrive Mod (1.21.1) – New Machines to Modern Industrialization
1.21.1neoforge

Industrialization Overdrive Mod (1.21.1) – New Machines to Modern Industrialization

The Industrialization Overdrive Mod is an addon for Modern Industrialization, introducing new machines to enhance industrial gameplay. This mod expands the available content from Extended Industrialization, allowing to build and manage more complex systems. One of the key additions is the Multi Processing Array, which works with MI's multiblocks to streamline your production processes. Features: […]

Modern Industrialization Sound Addon Mod (1.21.1, 1.20.1) – Sounds to The Wrench
1.21.1neoforge

Modern Industrialization Sound Addon Mod (1.21.1, 1.20.1) – Sounds to The Wrench

Modern Industrialization Sound Addon Mod is an addon that adds new sounds to all the existing machines, and offers modpack developers a way to extend these sounds to any custom singleblock or multiblock machines they have added using the KubeJS integration in Modern Industrialization itself. It also adds noises to the wrench uses. This mod […]

Drons n' Copters Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Drons n' Copters Resource Pack (1.21.1, 1.20.1) – Texture Pack

Drons n' Copters Resource Pack simply brings a touch of modern aviation to the Minecraft skies by transforming Allays into helicopters and drones. This creative and whimsical pack reimagines the familiar Allay companions as futuristic flying machines, adding a unique and entertaining element to your Minecraft adventures. It somehow invites players to enjoy a lighthearted […]

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

Minecar Resource Pack (1.21.1, 1.20.1) – Texture Pack

Minecar Resource Pack helps players to ditch the minecarts. It will supply players with a modern, stylish and one-of-a-kind transportation technology. Your top choice to travel across the world of Minecraft! Within this pack, you will have: New minecart entity texture. New minecart item textures. Custom minecart model. You need to replace all "minecart" texts […]

C
1.21.11fabric

Create Ultimate Resource Automation – Unofficial Fix (Create Fly

Unofficial fix and port of “Ultimate Resource Automation” for Create Fly on Minecraft 1.21.11 (Fabric). This project restores the original datapack functionality and adapts it to modern Fabric + Create Fly, fixing broken recipes and compatibility issues.

1.0kdownloads
A
1.21.3fabric

Aquamarine

A Modern Industrialization-like multiblock library.

244downloads
M
1.21.1neoforge

Megalopolis

Build the Modern World – One Immersive Survival City at a Time.

210downloads
C
1.11

Cat Queue

Modern Queueing for Velocity

152downloads
B
1.21

BerryAntiCheat

A modern anti-cheat for Paper 1.21+, featuring GeyserMC & Floodgate support, combat, movement, inventory and bot checks with separate Bedrock configuration.

118downloads
1.20

⚡ModernAlerts⚡| Broadcast with Modern Styles! [1.20.x - 1.21.7]

ModernAlert Plugin has the function to provide AutoCountdown Restarting and Maintaince as well as Broadcast which uses the InGame Title system, Text as well as Animation and Sound

112downloads
M
1.21.1neoforge

Modern Industrialization EMC Machine Condition

A Modern Industrialization addon that make machine can take and generate emc!

88downloads
Mekanism CTM w/ Fusion
1.20.1

Mekanism CTM w/ Fusion

Adds the CTM from Mekanism with Fusion

3.8Mdownloads
Pretty X Smart Pipez Mekanism Edition
1.17.1

Pretty X Smart Pipez Mekanism Edition

Make Pipez mod pretty and fit in with Mekanism, Now Smart !

2.7Mdownloads
Smart Replication Pipes
1.21

Smart Replication Pipes

A resoucepack that change Matter Network Pipes to make it more linears

2.1Mdownloads
Oritech - Nice Pipes
1.21

Oritech - Nice Pipes

Oritech nicer pipes (specially item pipes).

1.6Mdownloads
IdeaMineCreator's Modern Furniture
1.21.1fabric

IdeaMineCreator's Modern Furniture

Build your own decoration and world!

55kdownloads
WorldWeaver: Remastered
1.21.1fabric

WorldWeaver: Remastered

WorldWeaver Remastered is a powerful modern API and world generation library! As the successor to BCLib, it provides the essential framework for BetterEnd and BetterNether, fixing core terrain bugs and unlocking advanced data-driven dimensions!

34kdownloads
BCLib: Remastered
1.21.1fabric

BCLib: Remastered

BCLib Remastered is a powerful core library and API for Minecraft Fabric 1.21.1. It provides essential shared utilities, rendering tools, custom configs, and procedural models for BetterEnd and BetterNether. Specially optimized for modern modpacks!

33kdownloads
Logistic Pipez
1.17.1

Logistic Pipez

Pipez reimaginated like 1.7.10 LogisticPipes

30kdownloads
Extreme Reactors Retouch
1.21

Extreme Reactors Retouch

Reimagined Extreme Reactors with the style of Phobos043.

3.2kdownloads
ComEng and CWL Fictional
1.16.5

ComEng and CWL Fictional

Commonwealth & CWL Fictional is an fictional pack based around an alternative timeline, based around ComEng, Clyde Engineering and other fallen builders, Formally known as "ComEng International"

2.3kdownloads