Minecraft Java 1.21 Mods
Browse 2,489 free mods for Minecraft Java 1.21 — popular picks include PlayerVaults - Unlimited Storage Solution, Among Us Totems, No more elytra flight.
Updated daily
PlayerVaults - Unlimited Storage Solution
Infinite personal storage with multi-database support | Lightweight & Lag-Free | 1.21.X
Among Us Totems
Among Us base Totems
No more elytra flight
Removes the ability to fly with the base elytra and most modded ones
Azur
Experience smooth, lag-free survival adventures with Sodium and Lithium, keeping your FPS high whether you’re mining, building, or exploring. MouseTweaks makes inventory management effortless, while Fullbright lets you see every detail of your world.
Ice Castle
This datapack Ice Castles, a new structure that can be found in cold biomes.
Fake FPS Displays
The Fake FPS Mod is a customizable Fabric utility that displays a simulated, fluctuating frame rate overlay, allowing users to precisely control the base value, range, and position of the counter via an in-game config menu.
Cool village houses
Generates cool village houses to speed up progression.
Bastion Remnant Bridge Reforged
Rebuilding the bridge structure of the Bastion Remnant
MarketPlacePlus
A marketplace plugin with auction house, player shops, and trade features
Cancel Block Update
Cancel block updates, block schedule ticks, random ticks, place validation, fluid schedule ticks, for building and debug use.
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.
FPS Craft(Builder's Edition)
Mod focusing on fps boost and make building in minecraft super easy. Note:- If your computer does not have a nvidia graphics card, them you have to remove nvidium mod from the mod folder in order it to work properly.
Farmtastic!
Build a farmhouse to be the envy of the world. Cook hundreds of dishes. 500+ questbook! Automate and Explore! Oritech, Mystical Agriculture, Productive Bees, Harvestcraft and Farmer's Delight...
Builder's Delight
Adds a variety of building tools to enhance your creative experience.

Copper De-Ironing
Aims to give copper blocks & items their own identity, make building with copper easier, and make copper more consistent
Learn From Your Deeds!
Get experience via alternative ways! With the help of this data pack you won't get experience only from killing or murdering something or mining only specific ores but for most of the stuff you do in the game like building, farming, chopping wood etc.
ExtraFPS
Introducing the FPS Boosting and Building Mod Pack - the ultimate solution for Minecraft players who want to enhance their gaming experience. This mod pack is designed to help players increase their FPS and provide advanced building support.
Super Duper Better Pack
A base 1.20 game modpack which includes Croptopia, Weapon trims, Supplementaries and more
Better Immersion
A modpack that focuses on building and exploring, what will you make of it?
Better Building Recipes
Tired of waiting at the furnace just to get basic building blocks? This mod completely removes the annoying waiting times and smelting chains for common blocks.
CityUtils
Customizable roads that you can rotate around, street signs like stop signs and speed limit signs, so much to help your city building process
Battle Castles
A cool spin on the popular mod Battle Towers
PyPack
Immersive (shaders/sounds/3D things) pack that's easy to start with (deploy starter base & vein mining), but deep to master (automation), including extra tools, aircraft, foods, mobs, etc. Easily invite others to your single player world.
Minecraft Earth Sheep
A resourcepack that adds all the variations of sheep from Minecraft Earth to the base game.
[MCMV] Aeronautics Modpack
A modpack, that overhauls minecraft to be focussed around automation and vehicle building
Structure Block Unlimiter
A lightweight utility mod that uncaps the Structure Block's size and render distance, transforming it into a powerful tool for large-scale building.
Blocks Abound
Various building blocks to fill the void in the minecraft block palette.
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
falcraft
Generate 3D structures from text prompts using AI. Castles, characters, and more in seconds!
Dragon Kingdom (MineColonies + Dragon Survival)
A large fantasy adventure modpack focused on building kingdoms, dragon survival, dimensions, and conquering dungeons with tech and magic progression.
Project Obscura
Start Your Ultimate Exploration into an Adventure-Packed Modpack | Epic Dimensions & Massive Dungeons | Challenging Bosses | Stable Long-Term Multiplayer | Cozy Building & some Create Automation

CreativeUtilities
Collection of a lot of tiny features that help with building
Extra Pastel Blocks
Extra Pastel Blocks is a Fabric mod that adds 30 different pastel color blocks, each with matching stairs and slabs, for a total of 90 new building blocks.
It's Cobblin' Time
Catch, battle, and explore with Cobblemon in stunning biomes, with quality-of-life upgrades, creative building tools, secure multiplayer, and optimized performance for a seamless, immersive Minecraft experience.
AntiGriefPlus
AntiGriefPlus is a Minecraft mod that protects specific blocks (like chests, doors, and structures) from explosion damage caused by creepers, TNT, or other sources. It keeps your buildings safe without disabling combat or gameplay mechanics.
Mob Mystery Dollhouse
A "murder mystery" minigame (that can be run entirely serverside, or on your own!)