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Minecraft Java 1.21 Mods

Browse 2,473 free mods for Minecraft Java 1.21 — popular picks include Sand House, Born in Chaos: The Dawn of Chaos, PMweather house.

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Sand House
1.21.8neoforge

Sand House

Adds a new small house to the desert biome

6.8kdownloads
Born in Chaos: The Dawn of Chaos
1.20.1forge

Born in Chaos: The Dawn of Chaos

A lightweight Vanilla+ Born in Chaos Modpack designed to fit your building and adventuring needs.

6.7kdownloads
PMweather house
1.21.1neoforge

PMweather house

adds a house to your game for protection from strong weather events and tornados from Protomanly's Weather mod

6.6kdownloads
SpeedHack - Dev Tools Neo/Forge/Fabric
1.21.4forge

SpeedHack - Dev Tools Neo/Forge/Fabric

SpeedHack is a lightweight client-side mod that allows you to adjust your movement speed on the fly. Whether you need to speed up your travels or slow down for precise building

6.6kdownloads
Flying Horror House
1.21.11fabric

Flying Horror House

Adds a flying horror house to the dark forest biome

6.6kdownloads
City Pack
1.21.1fabric

City Pack

🏙️ City Pack Overhaul – Light & Fun! Step into a tiny but vibrant city world! Perfect for RPG lovers, this pack adds: Roads, buildings, and small urban life Simple NPCs and shops Light RPG elements without slowing your game Fast, smooth,

6.5kdownloads
Homeless Illager
1.21.1neoforge

Homeless Illager

Adds a homeless Illager and his dirthouse to the Plains and Dark Forest Biome

6.5kdownloads
Enhanced Minecraft 2.0
1.21.10fabric

Enhanced Minecraft 2.0

Makes playing Minecraft feel like you are a child again! A modpack enhancing base mechanics and adding features to the game in every way possible, letting you explore the game again and in new ways ;)

6.3kdownloads
All Of Utility 2
1.21.11fabric

All Of Utility 2

Redstone tech, carpet+addons, exploration, visual, QOL, building tools.

6.2kdownloads
Korevix's Tools
1.17.1

Korevix's Tools

Overhauls Minecrafts base tools while still keeping that vanilla flair

6.2kdownloads
Effortless Building: Sophisticated
1.21.1fabric

Effortless Building: Sophisticated

Advanced building QoL mod with mirror/array/shape modes, expanded reach, per-axis placement limits, backpack-based building upgrades, compact HUD counts, and clear missing-item feedback for survival building.

5.9kdownloads
TNT Logic - Realistic Explosion Physics
1.21.1fabric

TNT Logic - Realistic Explosion Physics

Explosions now trigger realistic, block-by-block structural collapses. Watch entire buildings crumble - one block at a time.

5.8kdownloads
My Little Modpack
1.21.1fabric

My Little Modpack

The pony modpack created to house all of my pony mods by me as a quick and easy way to get started playing with Mine Little Pony and associated mods

5.8kdownloads
Just Block Shapes
1.21.11neoforge

Just Block Shapes

Completes the vanilla building palette with 365+ missing block shape variants.

5.8kdownloads
The Broken World (BROKEN SCRIPT)
1.21.1neoforge

The Broken World (BROKEN SCRIPT)

The Broken Script turns Minecraft into a deeper, more psychological horror experience, where the world becomes unpredictable and filled with disturbing events that break away from the normality of the base game.

5.7kdownloads
Litematica Inventory Highlight
1.21.11fabric

Litematica Inventory Highlight

A mod that makes it easier to visualize missing blocks when building schematics in Survival mode.

5.6kdownloads
Hotbar Randomize
1.21.4forge

Hotbar Randomize

Hotbar Randomizer dynamically switches your selected hotbar block to create randomized patterns while building.

5.6kdownloads
Building Gadgets - Magic Wand
1.20.1

Building Gadgets - Magic Wand

Changes Building gadgets from techy looking to Magic wands

5.6kdownloads
Castle Siege | King, teams, kits, abilities, multi-arena, maps & more
1.20spigot

Castle Siege | King, teams, kits, abilities, multi-arena, maps & more

Seize or shield in Castle Siege

5.6kdownloads
No Vex
1.21.11

No Vex

A simple datapack/mod that kills vexes every tick. Makes raids and woodland mansions less annoying, also lowering the chances of dying in a raid farm

5.6kdownloads
Shooting Range
1.21.8neoforge

Shooting Range

This Mod adds a new Shooting Range with a House next to it to Plain & Forest Biomes

5.6kdownloads
Building Shift
1.21fabric

Building Shift

Cancels Interaction with Functional Blocks without holding Shift Key! Use Commands or Binded Key to toggle, G by default

5.5kdownloads
Magic Construction
1.20.1forge

Magic Construction

A powerful building mod that adds magical wands to place multiple blocks at once, with integrated pouches for material storage and repair runes for maintenance.

5.3kdownloads
PlayerAuctions
1.21

PlayerAuctions

PlayerAuctions is a modern and feature-rich auction house plugin.

5.3kdownloads
Kota Craft
1.21.1fabric

Kota Craft

A medium sized modpack aimed to improve exploration and RPG adventure, while also adding lots of new blocks and building based overhauls!

5.3kdownloads
Vanilla+ Expansion
1.21.11fabric

Vanilla+ Expansion

This mod adds a few features using vanilla blocks, items, and mobs including structures like an illusioner castle, a variant oak, and new recipes.

5.3kdownloads
Immersive Animals
1.21.4fabric

Immersive Animals

Capture chickens with bare hands, house them in craftable coops, and harvest eggs & feathers on timers. Vanilla-friendly with full config support

5.3kdownloads
Luxury Building Pack
1.21.11fabric

Luxury Building Pack

Designed for luxury structures and high-value themed builds.

5.3kdownloads
Aspects: Reclaimed
1.21.6

Aspects: Reclaimed

An Aspects Addon introducing 7 new Aspects inspired by concepts that go beyond the base modification

5.3kdownloads
Farmer Enchants [Light QoL for farmers] (Fabric)
1.21.11fabric

Farmer Enchants [Light QoL for farmers] (Fabric)

Lightweight farming enchants for hoes and blocks, including Big House and Honey Overflow (particles, extra beehive honey), plus Autosow, Grid, Fertility, Collector, Oasis.

5.3kdownloads
Mushroom Villager House
1.21.11fabric

Mushroom Villager House

Adds a Mushroom Villager House to the Darkforest biome

5.3kdownloads
Beans' Toolbelt
1.21neoforge

Beans' Toolbelt

A balanced tool belt mod to clean up the hotbar while building or exploring

5.2kdownloads
Create: Better Building
1.19.2forge

Create: Better Building

This mod adds a variety of new (mainly decorative) building blocks to the game, which are themed around Create and factories.

5.2kdownloads
Mazon's Quarks
1.21.1neoforge

Mazon's Quarks

A lightweight Quark-inspired port that adds decorative blocks, smart building tools, and subtle quality-of-life features to enhance vanilla gameplay

5.1kdownloads
BuildingGadgets2GUI
1.21.1neoforge

BuildingGadgets2GUI

Enhancing Bg2 template saving/loading to disk via a screen GUI.

5.1kdownloads
Create Train Tank Mod
1.21.8fabric

Create Train Tank Mod

This mod adds round blocks, which may be used for building create trains.

5.0kdownloads