Minecraft Java 1.21 Mods
Browse 395 free mods for Minecraft Java 1.21 — popular picks include ArtX, Fancier Mansions, Vanilla Enhanced.
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ArtX
A decorative, building block mod
Fancier Mansions
Gives Woodland Mansions an upgraded look while keeping the vanilla gameplay features.
Vanilla Enhanced
Vanilla Enhanced adds many new items, ores, and more, with the aim to enhance the feel of the base game.
CityParts
A selection of building blocks themed around city construction
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✨
Hewn
A growing collection of medieval-inspired building blocks, starting with connected wattle and daub. Perfect for rustic and historical builds.
Don's Building Stuff
A collection of tools that makes building insanely enjoyable

Nora's Truck Stop
A mod which adds several building blocks themed around the 1980s and 1990s.
GhostBlocks Remastered
Simple Vanilla+ Plugin, useful for building and map creation!
Lego Island 1 Blocks
A mod for minecraft that adds some of the games base textures as blocks in minecraft.
BuilderPalette
A simple tool that lets builders create custom block palettes and quickly receive the blocks they need for building projects.
KF Paintings
57 new paints to decorate your base !
JJoWY's Building Blocks
Changes the textures of concrete and red nether bricks, chiseled and smooth stone, and fixes nether bricks
Leashable Fences
Leashable Fences is a plugin designed for building and allows the player to leash fences together.
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
Deck Of Cards
Tired of building/farming/traveling? Play cards with your friends!
minkroft Curated™
Craft stunning homes & personalize your Minecraft world! Explore unique structures, furnish with exquisite detail, & enjoy optimized performance, shaders, & tons of decorative mods for a truly immersive & personalized building journey.
Dyable Wools
Dyable Wools lets you dye wool directly in crafting tables, making colorful building easier and faster.
Grid Build Helper
Render outlines around blocks in a grid. Helpful building tool.
Kaban Central
Collection of Vanilla+ additions and changes for: building, exploring and chatting
Deploy & Destroy
A simple mod that adds some useful tools and a few building blocks.
SpecialMaterials
This mod provides a wider variety of building blocks and their crafting methods.

CobbleHelx Modpack (Cobblemon)
A Two Way created modpack revolving around Cobblemon built around exploration, building, and multiplayer gameplay. The pack combines Cobblemon with decoration mods, quality-of-life and our own CobbleHelx Relics to indulge you in the Helx universe.
Model Blueprint
Import .obj models into Minecraft as non-collidable wireframe blueprints for effortless building guidance.
WeltenGui
WeltenGui is a resource pack created for building Welten optimization
Builder+
This Adds Many Useful Building Blocks To Improve Your Builds
MagicStructure
Add trees, dungeons, new buildings, and flying islands from schematics to your world generation.
Tinted Grove
Transform Minecraft’s building palette with colourful trees, custom wood sets, and thousands of unique doors, trapdoors, and decorative blocks.
CHAN modpack
Optimization mods for BETTER performance and Iris for shaders. Mods for building blocks and decorations, and more.
Panorama of the round house with shaders
Minecraft panorama of the round house with shaders
New Year Music
Immerse yourself in the holiday spirit of your Minecraft world with the “New Year Music” mod! This mod introduces a new crafting recipe for the music player, allowing you to enjoy holiday tunes while building and exploring.
Netherite Block Smithing
Instead of being a storage block, makes Netherite blocks just a fancy building block.
ServerSideBuilds Plugin
ServerSideBuilds is a clientless, zero-dependency Minecraft construction zone simulator that projects holographic block blueprints directly to any standard player client. It streamlines survival building with real-time placement verification, etc...
Backrooms blocks and stuff
this mod adds new building blocks, which look like they're from the backrooms
Loggy Doors
Adds Log-textured doors for all types of logs in 1.21.1 to allow the building of hidden bases and passages.
TTRP Pizza Castle Pack
A Resource pack containing custom named food models and textures for the Pizza Castle pizza shop in TallTalesRP