Minecraft Java 1.21 Mods
Browse 395 free mods for Minecraft Java 1.21 — popular picks include BlockSnack, The Mine Block, Astral Abdication.
Updated daily
BlockSnack
A simple mod adding some decorative building blocks, starting with Terracotta Bricks.
The Mine Block
TheMineBlock adds simple, clean decorative metal plates in every color. Each base color can be transformed into an exclusive variant block using the stonecutter, and all variants have matching slabs.
Astral Abdication
Just another silly building block mod
MycoMayhem
This mod is an all in one adding building blocks food and weapons
Bryophyta
A mod focused on bring new decoration related to making arboretums and greenhouses.
The Hive must Grow!
This Mod adds a few blocks that synergize with the honeycomb and honey blocks, This mod is based for building, right now there are only 4 new blocks, but more will follow.
PlacementPlugin
With PlacementPlugin, creative building on your server has never been easier!
![Craftable ore blocks [aether support]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/396023.webp)
Craftable ore blocks [aether support]
Allows you to craft standard, Nether, Ancient Debris, and Aether ore blocks using base stones and raw items in 1.21 family
Fetzi’s AD – Shoji Detail Addon
This resource pack provides a small, personal adjustment to the shoji wall textures in Fetzi’s Asian Decoration, adding clearer structural separation and depth to better support building detailed walls using only shoji blocks.
Processed Obsidian
adds new building blocks made from obsidian, similar to the deepslate set, including polished, brick, and tile variants.
Build Blueprint Preview
A client-side building helper that shows a blue blueprint-style preview of where your held block will be placed. 블록 설치 위치를 파란 청사진 오버레이로 미리 확인하세요!
Lumineer
Giving players control over light as a building material.
Masterpieces
A collection of real-world masterpieces turned into Minecraft paintings. Display iconic artworks in your castles, galleries, and mansions.
Magnolia SMP
Magnolia is a cozy exploration, building, and farming modpack centered around Create, Farmer's Delight, and a carefully selected collection of world generation, decoration, and immersion mods.
Solid Glass PAck
I created the Solid Glass Pack to make large-scale building in Minecraft much easier on the eyes. By transforming the transparent glass texture into a Smooth Stone look
Masterpieces resourcepack
A collection of real-world masterpieces turned into Minecraft paintings. Display iconic artworks in your castles, galleries, and mansions. (THIS IS THE RESOURCEPACK FOR THE DATAPACK "Masterpieces")
Advance Architect Block
It adds a new architect block, which you can use to create large buildings in ease and even visualize different structure pattern before building.
Structure Moss
A mod to add some utility blocks to help with building/filling spaces.
W74's Miscellaneous Building Blocks
This mod adds random blocks and sets of blocks I find useful in decorating.
Glazgo's Backrooms Texture Pack
this mod changes the textures of the bamboo wood set to backroom building blocks (and sea lanterns for lights)
FragmentVersion
FragmentVersion is an alternative development branch for Minecraft. Rebuilding the game piece by piece, perfecting vanilla mechanics and introducing entirely new, unique content.
OriiMon
A Cobblemon-focused modpack built for exploration, building, and quality-of-life. Discover new biomes, caves, villages, and structures while catching and training Cobblemon. Includes backpacks, minimaps, storage, furniture, and performance mods.
Laputa Golems
Reskins and remodels the iron golems into the golems seen in the "Castle in the sky" film.
Sofi&Rafa Land
A modpack mainly focused in building/decoration and cobblemon
Unbentrock's simple structures
This mod adds a couple of structures including a nice starter house and a forest look out tower
HousBuilder
HouseBuilder – Easily Create Houses via GUI
Tenshi's Plushies | Overwatch - Mercy
Angel at your shoulder! ✨ Decorate your base with 1 plushie directly from the world of Blizzard's hit game, Overwatch.
Quiet Zombie Nautilus
Turns off the Ambient Zombie Nautilus sounds on land for easier building.
Ankans Decorations
Decorations mod, adds a bunch of different blocks that can be used in building
True Colors
A mod that adds new blocks to the game that represent the 16 dye colors. Used for building/pixel art. May or may not receive updates.
Diamond Bricks
Turns very stealable diamond blocks into legit building materials. https://www.youtube.com/shorts/-FOX9FgzwII
Compressed Blocks+
Compressed Blocks+ adds compact versions of common blocks like Cobblestone, Dirt, and Sand, for easier storage and building.
MCookieClicker
A fully configurable Cookie Clicker plugin with buildings, upgrades, particles, progression system, and optimized performance.
HereEngy
A paper plugin to create and place blueprints from existing buildings
More Metal Blocks
adds more iron blocks that are almost all just colorshifted copper blocks. adds iron grates, chiseled and polished iron, etc. basic but adds more plain building blocks. sometimes a bit of plain can balance out an overwhelming space.
Cushy Wool
Makes Wool blocks use the cushion texture for consistency in building past 26.3 and for usage prior!