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Minecraft Java 1.21 Mods

Browse 308 free mods for Minecraft Java 1.21 — popular picks include Boundless Blocks, Palettable, No Iron Golems Spawn.

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Boundless Blocks
1.21.10fabric

Boundless Blocks

Craft infinite building blocks from any mod. Never run out of materials again!

538downloads
Palettable
1.21.1neoforge

Palettable

Adds an in-game color gradient creator, aimed at making building more relaxing and digestible.

534downloads
No Iron Golems Spawn
1.21.8fabric

No Iron Golems Spawn

Disables the spawning of iron golems caused by villagers, spawn eggs, or commands. Iron golems can only be spawned by building them manually.

513downloads
Mega World Height
1.21.11fabric

Mega World Height

Mega World Height expands the Overworld build and generation height, giving you much more vertical space for mining, building, exploration, and custom world generation. By default, Minecraft’s Overworld height is limited to a smalle

507downloads
Create: Meat Blocks
1.21.1neoforge

Create: Meat Blocks

Brings back Meat Blocks from MineFactory in a new, Create style! Features the slaughterhouse, ingots, straws, and baconator (autofeeder). Create your own meat processing plant today!

503downloads
Vanilla X MC
1.21.11fabric

Vanilla X MC

This modpack is based on a Vanilla + experience ,it extends on base features and ands extra QOL feature plus extra mechanics

496downloads
Toms Server Additions: Bouncy Castle!
1.21.6fabric

Toms Server Additions: Bouncy Castle!

Serverside colourful bouncy blocks!

496downloads
ClimateCraft
1.21fabric

ClimateCraft

Adds climate change mechanics. Building, mining, and smelting emit CO2, plants absorb it. Keep the environment in balance or suffer sea level rise, droughts, and wildfires!

485downloads
Slashbridge
1.21.4fabric

Slashbridge

serverside utility mod aiming to add in minecraft commands that I think the base game lacks, bridging datapack and mod function.

470downloads
Pandora ReForged
1.21.10

Pandora ReForged

4YR Project building Pandora from the movie Avatar in Minecraft

450downloads
MAKE YOUR BUILDING LIMIT UP
1.18

MAKE YOUR BUILDING LIMIT UP

Think Minecraft doesn't have enough building space? Want to build taller buildings? Try our data pack and you can increase the building limit up to 4064 blocks!!

439downloads
Beyond Border Unlocked
1.18.2

Beyond Border Unlocked

Bypass the vanilla worldborder building & combat limitations.

433downloads
Inventory Profiles Plus
1.21.11fabric

Inventory Profiles Plus

Inventory Profiles Plus is a client-side Fabric mod for custom inventory layouts, including Crystal PvP, Mace PvP, Sword PvP, Axe PvP, building, mining, and survival setups. Quickly sort items, cycle profiles, and keep gear exactly where you want it.

432downloads
please stop
1.21.1neoforge

please stop

Defy physics! Please stop removes creative flight drift so you stop when you let go. No more building like you’re wearing socks on a waxed floor.

428downloads
Marker Tower Builder
1.21.6fabric

Marker Tower Builder

Craft enchanted shovels that build 100-block-high marker towers when dropped. Replaces tower-building hassle with effortless animated FUN!!

410downloads
MHDF-Tools
1.17.1

MHDF-Tools

MHDF-Tools | Dream Tools | ✨ A lightweight portable high performance Bukkit base plugin ✨MHDF-Tools | 梦之工具 | ✨一款轻量化便携高性能的Bukkit基础插件✨

396downloads
AutoPunish
1.8

AutoPunish

AutoPunish is an advanced Minecraft punishment plugin that automates warnings, mutes, and bans with a configurable escalation system, web panel, and database support for Spigot/Paper servers.

385downloads
Don's Building Stuff
1.21.1neoforge

Don's Building Stuff

A collection of tools that makes building insanely enjoyable

380downloads
Duelity
1.21

Duelity

Duelity is a simple Open Source duel plugin made for SMPs and as a base for upcoming Duel servers.

379downloads
Create: Craft 'n Extras
1.21.1neoforge

Create: Craft 'n Extras

Create: Craft 'n Extras is a lightweight, vanilla-friendly addon for the Create mod that bridges the gap between raw materials and your building palette. It eliminates tedious crafting table grid-spamming by introducing logical, high-efficiency mechanica

376downloads
Mansion D RPC
1.21.5fabric

Mansion D RPC

Easy to configure to make your Discord Rich Presence better.

362downloads
Home TNT
1.21.1fabric

Home TNT

Creates a new HomeTNT item that allows you to generate a simple village-style house.

360downloads
GhostBlocks Remastered
1.20.6

GhostBlocks Remastered

Simple Vanilla+ Plugin, useful for building and map creation!

344downloads
Hyeconomy
1.19

Hyeconomy

Diamond economy plugin uses MariaDB for database storage.

340downloads
OutAuction
1.20

OutAuction

🏆OutAuction — Powerful auction house system with stylish GUI, 🔧 fully customizable sounds, and 📜 complete transaction history. 💰 Vault support, 🚫 item blacklist

327downloads
Multi key Loudouts
1.21.11fabric

Multi key Loudouts

You can have Multikey Loudouts for example: One for building, One for pvp

326downloads
FPC - FixPlaceContainer
1.21.11fabric

FPC - FixPlaceContainer

A client-side Fabric mod that allows you to place blocks on interactive blocks without opening them. No more accidental chest openings while building!

306downloads
Arataki's greenhouses
1.21fabric

Arataki's greenhouses

This mod adds a new block, using which you can unload the routine of extracting items of plant origin, because now the greenhouse block will do it for you

303downloads
WardenEssentials
1.21

WardenEssentials

WardenEssentials is a lightweight and powerful Minecraft server plugin that adds essential quality-of-life commands for admins and players, Perfect for building, server management, and everyday gameplay improvements.

300downloads
ServerRewards
1.21

ServerRewards

🏆 ServerRewards - A comprehensive Minecraft plugin that rewards players for combat, mining, and building activities with an in-game shop system, milestone rewards, and economy integration to boost engagement and retention.

300downloads
Artilide
1.21.1neoforge

Artilide

Artilide is a modpack that attempts to transform Minecraft's balancing and base mechanics to keep survival aspects for late game, along with overhauling exploration as a whole.

298downloads
ZA - tools
1.21.1neoforge

ZA - tools

This mod adds some QoL tools like skythes and building hammers.

298downloads
Deck Of Cards
1.21

Deck Of Cards

Tired of building/farming/traveling? Play cards with your friends!

294downloads
Dyable Wools
1.21.11

Dyable Wools

Dyable Wools lets you dye wool directly in crafting tables, making colorful building easier and faster.

280downloads
Kaban Central
1.21.1fabric

Kaban Central

Collection of Vanilla+ additions and changes for: building, exploring and chatting

278downloads
Deploy & Destroy
1.21.2fabric

Deploy & Destroy

A simple mod that adds some useful tools and a few building blocks.

278downloads