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Minecraft Java 1.21 Mods

Browse 2,471 free mods for Minecraft Java 1.21 — popular picks include Create: Old Copper Stuffs, Legends & Myths (Cobblemon), Star Worm Lighting.

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Create: Old Copper Stuffs
1.21.1

Create: Old Copper Stuffs

Brings Back Create's Copper Stuffs Textures Such as Scaffoldings, All fluid items, Copper Building Blocks, and More To pre 6.0.0!

696kdownloads
Legends & Myths (Cobblemon)
1.21.1fabric

Legends & Myths (Cobblemon)

A data pack that adds legendary and mythical Pokémon to the game. Explore new buildings and Pokemon, gain new experiences in your adventures.

667kdownloads
Star Worm Lighting
1.21.1neoforge

Star Worm Lighting

Adds glowing vanilla building blocks to add light without adding ugly!

656kdownloads
Excessive Building
1.21.1neoforge

Excessive Building

Excessive Building is a mod designed to enchance the building experience while maintaining Minecraft's style.

607kdownloads
CastleBlocks
1.21.1neoforge

CastleBlocks

Alternative to chunk claiming, build castles instead!

555kdownloads
More Slabs, Stairs, and Walls
1.21.1neoforge

More Slabs, Stairs, and Walls

Expand your building options with More Slabs, Stairs, & Walls.

545kdownloads
Faithless
1.20.5

Faithless

Faithful to vanilla, yet a complete overhaul! - Building, Redstone, Survival, PvP... All in one.

523kdownloads
[Retired] Dungeons and Taverns End Castle Standalone
1.21.5forge

[Retired] Dungeons and Taverns End Castle Standalone

Retired, we decided to retire this project since keeping it up becomes too much of a technical challange for something that is already within main DNT. There be dragons

489kdownloads
Heaven Dimension Mod
1.21.11fabric

Heaven Dimension Mod

Fly up to Heaven in Minecraft! Find villages with OP loot and build your base in a peaceful environment

480kdownloads
Golden Days Alpha
1.20

Golden Days Alpha

Golden Days Alpha brings back the iconic Alpha grass foliage color and more! Use this pack on top of Golden Days Base to relive the Alpha experience in Modern Minecraft! Requires enabling the built-in Programmer Art resource pack and Golden Days Base.

462kdownloads
Jake's Build Tools
1.21.11

Jake's Build Tools

Adds a bunch of craftable tools that help make building easier!

456kdownloads
VapourWare
1.20.1forge

VapourWare

Base mod that is the foundation for 1.20+ mods by VapourDrive. Contains shared code for fuel powered machines, and a wrench.

413kdownloads
SL Library
1.20.1forge

SL Library

Adds various base utilities, synchronization help, policy, packet sending and data driven

403kdownloads
FTB Evolution
1.21.1neoforge

FTB Evolution

FTB Evolution re-imagines modded MC with a vast collection of advanced tech, intricate magic, and limitless exploration. Whether you're into building high-tech machinery or wielding powerful spells.

396kdownloads
L's Ocean Trader
1.21.8neoforge

L's Ocean Trader

adds a new villager, the Ocean Trader and his lighthouse

395kdownloads
Happy Trails - Control Movement Speed
1.21.11forge

Happy Trails - Control Movement Speed

This project lets you control movement speed. This can reward road building; allowing faster movement on dirt paths and brick roads; or make walking through tall grass or on desert sands slower;

394kdownloads
Construction Wands Revived
1.21neoforge

Construction Wands Revived

Construction Wands make building easier! (A new take on the Builder's Wand) ported 1.21.1 NeoForge

392kdownloads
Loot Integrations: Medieval Buildings & End & Nether
1.20.1fabric

Loot Integrations: Medieval Buildings & End & Nether

Adds better loot to Medieval Buildings & End structures chests, including modded loot

381kdownloads
ZeroCore
1.21.1neoforge

ZeroCore

A mod intended for other mod authors, it contains a revised multiblock API that support multiple client mods without performance penalities, a new new GUI system, a base BlockEntity implementation that simplifiy data syncronization and much more.

358kdownloads
Sliding Doors
1.21.10neoforge

Sliding Doors

Sliding doors to decorate your buildings

348kdownloads
Decorative Lattices
1.21.10neoforge

Decorative Lattices

Lattices to decorate your buildings

324kdownloads
Repurposed Structures - PneumaticCraft: Repressurized Compat Mod
1.21neoforge

Repurposed Structures - PneumaticCraft: Repressurized Compat Mod

Add PneumaticCraft houses to RS Villages

322kdownloads
Decorative Wooden Lattices
1.21.10neoforge

Decorative Wooden Lattices

Lattices to decorate your buildings

310kdownloads
Unnamed Framework
1.21fabric

Unnamed Framework

The base framework for my datapacks, providing an API of common functions and easy compatibility between modules.

306kdownloads
Pathfinding Edition For MineColonies
1.21.1neoforge

Pathfinding Edition For MineColonies

Struggling with MineColonies’ AI? Install this addon to greatly improve your city-building experience!

298kdownloads
Mama's  Marvelous Materials
1.21.1neoforge

Mama's Marvelous Materials

A mod with pretty trees and decorative building blocks to color your world.

295kdownloads
Decorative paths
1.21.10forge

Decorative paths

Paths to decorate your houses and buildings

293kdownloads
Rev's Better Structures
1.19.2forge

Rev's Better Structures

A mod that adds immersive, randomly generated vanilla-style structures like ruins, trees, and castles to enhance exploration in 1.16+.

289kdownloads
Create Train Utilities (Create Train Doors)
1.21.1neoforge

Create Train Utilities (Create Train Doors)

Create Addon that adds custom sliding doors with realistic opening & closing sounds, platform blocks and building blocks for stations and trains.

289kdownloads
Decorative covers
1.21.10neoforge

Decorative covers

Covers to decorate your buildings

287kdownloads
Saro´s Road Blocks
1.20.6forge

Saro´s Road Blocks

Adds asphalt with slope/stair variants, crash barriers, street lights, and road marking tools for building realistic roads, highways, and on-ramps.

274kdownloads
Old fisherman swamp house
1.21.11fabric

Old fisherman swamp house

adds an old fisherman’s house to swamp biomes, with villagers and aquatic mobs beneath it

273kdownloads
Halcyon | Data & Essence
1.21.1neoforge

Halcyon | Data & Essence

A story of reconciliation, told through a magitech mod about exploration and factory-building.

269kdownloads
Timefall Coin (Themed Currency Base)
1.21.1neoforge

Timefall Coin (Themed Currency Base)

This mod adds the Timefall Coin and Timefall Coin Pile, used in the TSMP, but is a base that can be changed to fit a Modpack's Theme

258kdownloads
IngotCraft
1.21.11neoforge

IngotCraft

Easy crafting for base metals

252kdownloads
Grim Kingdoms: Lost structures & ruins
1.21.8fabric

Grim Kingdoms: Lost structures & ruins

Adds Castles - Unique vanilla mobs/ hidden items

249kdownloads