Minecraft Java 1.21 Mods
Browse 2,473 free mods for Minecraft Java 1.21 — popular picks include Building Blocks, Moonstone : Nightmare, Desert Survival House.
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Building Blocks
A simple yet thorough modpack designed with mods in mind for map makers or world editors.
Moonstone : Nightmare
The Independent branch of the Moonstone Mod, has added a Nightmare Base to the game
Desert Survival House
adds a small desert house, with some villagers, perfect for the start of the game
Event.jar remake
This is a arthouse where scary entities appear and events. Arthouse.
Boxi's Unique Double Slabs
Combine two slabs of any material to create new variants of your favorite building blocks. These double slabs have custom original vanilla-friendly textures. Completely client-side!
Architectural Building Wand
An advanced drag-and-drop construction tool and structure builder. Effortlessly place blocks, build walls, and fill areas in survival using a balanced ghost block preview planner.
Greenhouse Gardener - A MineColonies Add-On
Climate-controlled farming, exotic animal ranching, new crops and new foods.
Castle Shift
Castle Shift introduces procedurally generated castles with diverse layouts, modular room variations, and dynamic architectural themes — creating a different structure each time.
Redstone Beacon Base [PurpurPack]
Allows you to use redstone blocks as a block in a beacon base
Building Nexus
A lot of new blocks to build and more to come with each updates !
Adventure Items Stats
Gaussian variation on base stats of naturally-spawned items — every found sword and armor piece rolls a little different.
AzAuctionHouse
AzAuctionHouse is a feature-rich auction house plugin that allows players to buy and sell items seamlessly on your Minecraft server. Built with performance and customization in mind.
DonutSMP/HugoSMP Anti Leak Texturepack
A lightweight, resource pack that hides bedrock, ores, spawners, and other "leaking" blocks so your base and farms can't be spotted on camera.
Beginner Survival House
adds a small simple House, perfect for the start
Desire
A mod that focuses on building and simple gameplay tweaks to expand the classic experience to the max!!

Interior Rain Sound Fix
This is a mod that lower the volume of rain when inside a building.
Lapis Beacon Base [PurpurPack]
Allows using lapis blocks in a beacon base
DefCore Optimization
Awesome sodium base optimization modpack on fabric.
Outlined Wool
Gives the Wool Outlines & Borders to make them easier to see when building
Auction House Cobb
Auction House for Cobblemon
Simple Orbital Strikes
Adds orbital strikes as seen in Wemmbu's videos, no machine building needed.
Amethyst Beacon Base [PurpurPack]
Make beacon bases of amethyst blocks, and use amethyst shards as beacon payment
notblue's Vegan Recipes
Craft most peaceful and hostile mob drops using vegan base ingredients
Modern Villager House
Adds a modern style villager house to the Plains biome
MineSmooth
A high-definition, faithful upgrade to Minecraft with smooth, clean, and detailed textures that keep the base style.
Create: Armored Constructs
Military themed addon for Create focused on armored construction and vehicle building.
VoxelFurni Furniture
This mod adds Teardown models, such as plants, barrels and furniture, into Minecraft as buildable blocks. The goal is to expand Minecraft's building options with unique objects inspired by Teardown for players to use in their creations.
Pumpkin Survival House
Adds a Pumpkin Survival House, a small and cozy starter home built inside a giant pumpkin.
Kryeit
Base modpack for the Kryeit server
Pillager Medieval Mansion Dungeon
Medieval mansion that turns Pillager into trap-filled complexes with tactical combat and exclusive loot.
BetterVanillaBuilding Fabric Compatibility
A modpack that makes all features of the BetterVanillaBuilding resourcepack work on fabric
Creat Aeronautics Structures
This mod adds natural-looking structures built from Create and Create: Aeronautics blocks to Minecraft 1.21.1. The ruins of engineering houses, abandoned boats, soaring airships, and robber balloons will fit seamlessly into your worlds without disrupting
Villager Pumpkin House
Adds a charming pumpkin house with villagers and hidden loot to forest biomes
Building Blueprint
Building Blueprint lets players save buildings as blueprint items, preview them in the world, rotate the preview, and place the saved structure later.
cool building
this modpack regroup effortless building and some furniture mod. Build cool thing!
Invincible: Overdrive
A Modpack base on the comic and TV show "Invincible", focusing on the mod "Invincible Conquest", bringing in challenging adventure with difficult mobs and bosses to conquer