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Minecraft Java 1.21 Mods

Browse 2,491 free mods for Minecraft Java 1.21 — popular picks include Kool Studio (BBS), Wildera SMP, Better Redstoning.

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Kool Studio (BBS)
1.21.1fabric

Kool Studio (BBS)

Machinima & Building Pack Include BBS FS, Axiom, Chisels & Bits, IRLights

1.5kdownloads
Wildera SMP
1.21.1fabric

Wildera SMP

The Wildera SMP Modpack! The SMP Cobblemon Server that is about world building and player lead economy and gyms!

1.5kdownloads
Better Redstoning
1.21

Better Redstoning

The Redstone Resource Pack is a custom Minecraft texture pack designed to make building and debugging redstone circuits easier and more intuitive.

1.5kdownloads
Building Gadgets BDCraft
1.20.2

Building Gadgets BDCraft

BDCraft (originally by Sphax) patch specifically created for the Building Gadgets in 128x - 32x!

1.5kdownloads
AutoRefillX
1.21.9fabric

AutoRefillX

Automatically refills your hotbar slot when you run out of blocks or items while building or mining.

1.5kdownloads
Techia
1.21.5fabric

Techia

Techia is a balanced Minecraft modpack that combines technology, exploration, and creative building.

1.5kdownloads
Smallish Bits
1.21.1neoforge

Smallish Bits

A light modpack which is vanilla with a bit of variation for adventuring, building and magic!

1.5kdownloads
-<[Zareh's Better Vanilla+]>-
1.21.5fabric

-<[Zareh's Better Vanilla+]>-

"This isn’t about adding a million features. It’s about curating the right ones— So that every sunrise, cave, village, and ruined castle Feels like a place you want to live in."

1.4kdownloads
Building Gadget
1.21spigot

Building Gadget

Make player easily to build they structure

1.4kdownloads
KOM'S Torchflowers
1.20

KOM'S Torchflowers

Resource Pack that makes torchflowers look less "exotic" and more "natural", so you can fit them in more buildings!

1.4kdownloads
femboy base
1.21.1fabric

femboy base

maximum optmization and a little beautiful

1.4kdownloads
Bat Zapper
1.21.11neoforge

Bat Zapper

Permanent solution for bats infesting your base

1.4kdownloads
Castle and Farm
1.20.1forge

Castle and Farm

Farm and bossfight

1.4kdownloads
Random Block Placer
1.21.9

Random Block Placer

The Random Block Placer datapack adds a single new item of the same name. It works very similarly to Quark’s Trowel, being able to place blocks randomly from your inventory. Highly configurable to be the perfect building tool!

1.4kdownloads
Twigonometry
1.21.1fabric

Twigonometry

A lib for building trees in-code

1.4kdownloads
Frisky Business Blockheads
1.21fabric

Frisky Business Blockheads

A lite pack for building and farming!

1.4kdownloads
Caseyy's Create Adventure
1.21.1neoforge

Caseyy's Create Adventure

A lightweight modpack blending Create’s mechanical magic with MineColonies’ charming town-building for a cozy, creative experience.

1.4kdownloads
Sen's additions
1.21.1fabric

Sen's additions

Enhance Minecraft with stunning biomes, creative building blocks, survival depth, and performance that runs 350+ mods smoothly. Beautiful visuals, improved structures, voice chat, custom quests, and an official server await.

1.4kdownloads
The Bakery Modpack
1.21.10fabric

The Bakery Modpack

A builder-focused modpack for The Bakery, incorperating popular building mods and texture packs.

1.4kdownloads
High Sky's Multiplayer Fantacy LIT
1.21.11fabric

High Sky's Multiplayer Fantacy LIT

It is a modification designed to give its player base a better and easy starting point whit havig more fun the others

1.4kdownloads
neoGundam Blocks
1.21.1neoforge

neoGundam Blocks

An extension of my main mod, neoGundam, that contains building blocks.

1.4kdownloads
Zombie Horde Event + Kamikaze Anti Skybase Phantoms
1.21.1fabric

Zombie Horde Event + Kamikaze Anti Skybase Phantoms

A server side only fabric mod that that adds a horde event that happens every 7 ingame days.

1.4kdownloads
Build Pack - Very useful build mods pack
1.21fabric

Build Pack - Very useful build mods pack

Modpack for a simpler building process.

1.4kdownloads
Stoneworks Beyond
1.21.11fabric

Stoneworks Beyond

A modpack for the Stoneworks worldbuilding/ nations and geopol minecraft server!

1.4kdownloads
Verdant Haven
1.20.1forge

Verdant Haven

Verdant Haven is a peaceful cozy modpack focused on farming, building, and exploration. Build your dream homestead, grow beautiful gardens, decorate with hundreds of new blocks, and peacefully explore lush new biomes. The perfect relaxing escape

1.4kdownloads
Realistic Falling Tree
1.21.1neoforge

Realistic Falling Tree

Chop the base of a tree and watch it fall realistically in the opposite direction! Features creak & thud sounds, scattered drops along the trunk, and instant animation. No dependencies. NeoForge 1.21.1.

1.4kdownloads
GlobalMarketplace – Auction | Geyser Support
1.21

GlobalMarketplace – Auction | Geyser Support

Cross-server Auction House for Paper with anti-dupe, Vault economy, and Discord support.

1.4kdownloads
Vanilla Flavoured Architects
1.21.1neoforge

Vanilla Flavoured Architects

Vanilla Gameplay, modded Building. A modpack for my Community Server.

1.3kdownloads
The power of The Wither
1.20.1forge

The power of The Wither

Adds new minerals, weapons, and building block

1.3kdownloads
Adventure Map Developer
1.21.4fabric

Adventure Map Developer

A simple mod created to help building (adventure) maps

1.3kdownloads
Copper Beacon
1.21.11neoforge

Copper Beacon

Adds copper blocks (including all oxidation states and waxed variants) as a valid base for Beacons.

1.3kdownloads
Remove BVB Branding
1.20

Remove BVB Branding

Removes BetterVanillaBuilding's annoying advertisements about its showcase server

1.3kdownloads
Swatch
1.21fabric

Swatch

Extra building blocks

1.3kdownloads
Everdeep Lands
1.21.1neoforge

Everdeep Lands

Everdeep Lands 2.0 is the biggest version of the pack so far. Explore breathtaking worlds, master powerful magic, automate your base with advanced technology or just build thriving colonies.

1.3kdownloads
Stellar Beacons
1.20

Stellar Beacons

Gives the core of beacons an aura effect similar to the one seen redstone torches. Alongside making the obsidian base more prominent.

1.3kdownloads
Castle Siege | King, teams, kits, abilities, arenas & more
1.20

Castle Siege | King, teams, kits, abilities, arenas & more

Seize or Shield in Castle Siege, Inspired by Mineplex

1.3kdownloads