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Minecraft Java 1.21 Mods

Browse 16 free mods for Minecraft Java 1.21 — popular picks include Solar Industrialization, AuctionsHouse, Industrial Logistics.

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Solar Industrialization
1.21.1neoforge

Solar Industrialization

Solar Industrialization is a streamlined addon for Modern Industrialization that introduces tiered solar panels (LV to SV). It provides clean, passive energy generation fully integrated into the base mod's progression and recipe system.

2.8kdownloads
AuctionsHouse
1.21

AuctionsHouse

AuctionHouse is a premium-grade auctioning plugin designed for modern Minecraft servers. It offers a robust, scalable, and feature-rich environment for players to trade items securely.

2.2kdownloads
Industrial Logistics
1.21.1neoforge

Industrial Logistics

This pack adds a real incentive for building and making a vast train network! With mods like Modern Industrialization locked behind building a well-put together logistics network using Create trains and everything else it offers

2.0kdownloads
Folia Shop
1.21

Folia Shop

A modern, high-performance shop plugin built for Folia, and modern Minecraft servers. FoliaShop combines a powerful GUI shop, Worthify-style selling system, Auction House, Custom Items Support, advanced item matching, in-game edito

102downloads
Grimm's Mod Base
1.21.8neoforge

Grimm's Mod Base

Base mod for the Grimm's modernized series, now including lattes (?). General content expansion and adventure mod.

78downloads
Builder's Wand Lite
1.21spigot

Builder's Wand Lite

Smart building automation for modern Minecraft servers

72downloads
OGAuction
1.21

OGAuction

A modern and highly configurable Auction House plugin for Minecraft 1.21+

48downloads
AuctionX
1.18

AuctionX

A modern, fully customizable auction house plugin with per-rank limits, MySQL/SQLite storage, PlaceholderAPI & Discord integration, and a fully editable English messages.yml.

41downloads
Frangfurd
1.21.1neoforge

Frangfurd

A modern creative expansion with building tools, graphical improvements and alternative machinery.

29downloads
Chosen's Create Integrated Modpack (1.21.1) – Advanced Factory Building
1.21.1

Chosen's Create Integrated Modpack (1.21.1) – Advanced Factory Building

Chosen's Create Integrated Modpack is a technology-focused modpack built around Create that combines mechanics, magic, and modern logistics into a smooth automation journey, featuring Create-based factories, Ars Nouveau magic integration, Refined Storage 2 systems, high-tech scaling with Just Dire Things and Replication, custom resource loops, and progression from simple machines to large-scale industrial networks. Features: […]

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 […]

Vanilla Modernized - NeoForge
1.21.1neoforge

Vanilla Modernized - NeoForge

Vanilla+ Minecraft modpack featuring exploration, enhanced world generation, building, farming, immersive progression, and optional Create automation — all with strong QoL and performance optimization.

516downloads
Create Fly Mod (26.2, 1.21.11) – Build Kinetic Factories on Modern Fabric
1.21.11

Create Fly Mod (26.2, 1.21.11) – Build Kinetic Factories on Modern Fabric

Create Fly Mod brings the famous Create mod to newer versions of Minecraft on Fabric. This mod gives you all the gears, machines, and building tools you need to make moving factories. It updates how the game loads data and draws blocks so everything works properly on modern game updates. You can set up mechanical […]

Tesseract API Mod (26.1.2, 1.21.1) – Registering Blocks, Items, and Fluids
1.21.1

Tesseract API Mod (26.1.2, 1.21.1) – Registering Blocks, Items, and Fluids

Tesseract API Mod provides a hook framework and API, specifically for developing addons for Modern Industrialization. It also includes convenient helpers for registering blocks, items, and fluids, as well as offering some extra events to enhance the development experience. With Tesseract, developers can streamline their modding process and focus on building amazing new features. Features: […]

FTB Evolution Modpack (1.21.1) – Tech, Magic, Exploration, Adventure
1.21.1

FTB Evolution Modpack (1.21.1) – Tech, Magic, Exploration, Adventure

FTB Evolution Modpack is a Minecraft modpack that combines advanced technology, powerful magic, and limitless exploration in a single experience. It’s perfect for players who enjoy building, crafting, and mastering both tech and magical systems. Features: High-Tech Mastery: Use Mekanism for energy generation and advanced machinery. Expand your industrial empire with Immersive Engineering, Extended Modern […]