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Minecraft Java 1.21 Mods

Browse 2,491 free mods for Minecraft Java 1.21 — popular picks include Builders Workshop, Infrastructure Plus, ModernDoors - RESOURCE PACK.

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Builders Workshop
1.21fabric

Builders Workshop

A building focused modpack with a plenty of atmospheric biomes and even more building blocks to help your creative mind create the builds of your dreams.

784downloads
Infrastructure Plus
1.21.8neoforge

Infrastructure Plus

Infrastructure Plus is a mod focused on realistic infrastructure and urban development in Minecraft. It continuously expands the game with new building assets for detailed and authentic environments. (Best use as MTR Addon)

782downloads
ModernDoors - RESOURCE PACK
1.21

ModernDoors - RESOURCE PACK

Retextures doors and trapdoors for urban building!

778downloads
Voloron 4
1.21.1neoforge

Voloron 4

A kitchen sink modpack with around 350 magic, tech, exploration, and building mods for 1.21.1!

774downloads
Perfect Gen
1.21.1fabric

Perfect Gen

This modpack redefines the experience of exploring and reshaping the world. Packed with light RPG elements, this pack brings adventurous spirits together with captivating quests, mythical creatures and immersive world-building.

773downloads
Ominous Wither
1.21.1

Ominous Wither

Adds a thrilling boss fight experience, summoned by building the Wither with Bad Omen.

772downloads
Build Gear
1.21.4

Build Gear

Adds gear that makes building easier - like by increasing your build range for example!

771downloads
ExplosionProtector
1.21

ExplosionProtector

Addon for Coreprotect that protects buildings from explosions if the block was placed by the player

768downloads
Cool Wool
1.21

Cool Wool

A clean and smooth wool texture pack that enhances all wool colors while keeping the vanilla Minecraft style. Perfect for building, PvP, and creative worlds.

767downloads
Compressed Box
1.21.1neoforge

Compressed Box

Create Compressed Boxes to gain space in your base

766downloads
Ben&BänzCraft
1.21.4fabric

Ben&BänzCraft

A new Minecraft Experience based on Vanilla Friendly Mods. Explore the World with many new Biomes and Dungeons with your new Weapons like Hammers, fighting Staffs and more. Build a nice Base with the help of some new Blocks. Have Fun!

766downloads
Satisfactory Planner
1.20.1forge

Satisfactory Planner

A client-side utility mod that adds a fully interactive, Satisfactory-style project planner. See a complete crafting tree, track required resources against your inventory, and manage your building goals directly in-game.

753downloads
AAC SMP Pack
1.21.7fabric

AAC SMP Pack

A collection of Datapacks, Mods, and Server Utilities that won't break a world between versions. Expands building and roleplay capabilities without adding any new blocks or items! Great for Vanilla servers!

750downloads
Pixie Hollow
1.21.1neoforge

Pixie Hollow

Exploration / Building / Combat

749downloads
intrf.null0
1.21.1neoforge

intrf.null0

A horror mod that adds a creepy void dimension. After three days, sleeping teleports you there. Features abandoned houses, floating structures, (reminder this is in alpha so its not really done!)

745downloads
CobbleBob: A Pokémon Adventure
1.21.1fabric

CobbleBob: A Pokémon Adventure

Welcome to Cobblebob: A Pokémon Adventure! This pack is focused on one thing and one thing only... filling out the Pokédex. For the adventurers, there are dungeons and backpacks. For the builders, there are many different building centered mods.

745downloads
RoadTrip Create Aeronautics
1.21.1neoforge

RoadTrip Create Aeronautics

modpack for building vehicles and mobile bases aroud Create Aeronautics

743downloads
universal modpack
1.21.1quilt

universal modpack

universal modpack client created as a base for your modpack

741downloads
Villager Trade Lock
1.20

Villager Trade Lock

Tired of those players creating a monopoly or heavily crashing the prices of villager obtainable items on your server? Well this plugin aims to limit the speed of building a monopoly/price crashing by locking a villager's trades after opening them.

741downloads
Torridium
1.21.1forge

Torridium

A mod that allows torches to set your wooden houses on fire!

740downloads
Simple Casual Building
1.21.11forge

Simple Casual Building

A modpack filled with useful building mods, which add building blocks, decorations and worldedit that makes it easier to create large structures.

736downloads
Monsters Magic and Missiles
1.20.1forge

Monsters Magic and Missiles

{WIP} Im using fear the Nightfall as a base modpack and adding more magic,and modern weapon mods as well as ad astra and various ~realistic-ish additions

735downloads
Sable: Water Pressure
1.21.1neoforge

Sable: Water Pressure

Realistic depth-based water pressure: the deeper you dive, the more it hurts — unless you're wearing Create's diving armor or building a submarine with Create: Deep seas.

731downloads
NLYB: Looting and Exploration (Dungeon Automations and more!)
1.21.1neoforge

NLYB: Looting and Exploration (Dungeon Automations and more!)

Shrink and store entire dungeons, trees, temples, and villager houses -> then loot them safely from your base. (Never Leave Your Base)

731downloads
advance-player-stats
1.16

advance-player-stats

AI-powered player stats tracking — kills, blocks, playtime, deaths, and more. Requires NSR-AI base

730downloads
Malts
1.20.4

Malts

An open-source and free Vaults plugin that incorporates a warehouse for mass item storage.

729downloads
Sentari Teocara
1.21.1fabric

Sentari Teocara

The Temples' Architect Building and Adventure Modpack with alot of QoL and minimal tech!

727downloads
ICN Additions
1.21.1

ICN Additions

This is a datapack created to house all crafting recipe modifications in the ICN Modpack I created.

726downloads
Cinnamon Swirl
1.21.4fabric

Cinnamon Swirl

Cinnamon Swirl is a Vanilla+ modpack focusing on the core elements that make Minecraft great: Exploration and Building. It adds many new quality of life mods, completely overhauled terrain generation, and new vanilla-style blocks and content.

726downloads
Combat Master
1.20

Combat Master

A powerful Minecraft (Spigot/Paper) combat plugin with advanced combo counter, sounds, miss detection, color system, database and leaderboard.

724downloads
Small Sensible Dudes Unlimited
1.21.1neoforge

Small Sensible Dudes Unlimited

A cobblemon centered modpack inspired by others of its kind focused on building, cobblemon, and chill vibes.

722downloads
Alp's Creative Building Modpack
1.21.5fabric

Alp's Creative Building Modpack

Client-side Fabric 1.21.5 pack focused on performance, visuals (shaders), and building tools. Includes Sodium, Iris, Litematica & more. Vanilla server compatible.

721downloads
AntiLitematica
1.20

AntiLitematica

Server plugin blocking Litematica's auto-place to prevent unfair building advantages.

718downloads
Base Origin Bugs
1.21.1

Base Origin Bugs

Quality of life tweaks to the origins of the base Origins mod by Apace! (Does not fix legitimate bugs with the mod)

715downloads
CrownEconomy - All In One | Multiverse Support
1.21

CrownEconomy - All In One | Multiverse Support

All-in-one economy plugin: GUI server shop, auction house, player chest shops, secure trading, banks with interest, and leaderboards. Works with or without Vault. PlaceholderAPI + LuckPerms support. Paper, Purpur, Spigot.

713downloads
Happy Ghast Parking
1.21.11fabric

Happy Ghast Parking

Park your Happy Ghasts to make them stay completely still! A better Happy Ghast mod featuring increased flying speed and mid-air parking (perfect for building)

712downloads