Mods for Minecraft Java
Browse 3,842 free mods for Minecraft Java — popular picks include CityMod: One Block - One Building, DonutAH, Mountools for Axiom.
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CityMod: One Block - One Building
Create your own cities where one block is one building! There are roads, trees and various buildings at your disposal.
DonutAH
Automatically tracks Auction House prices on DonutSMP. Contributes listings to a shared market database while you play, and shows live avg prices in tooltips and via the /donutah command.
Mountools for Axiom
Adds custom mountain-generation tools (Conical, Rocky Peak, Volcano, Mesa) to Axiom's building menu, each with its own settings.
Better Structures +
Revamp your Minecraft world! Better Structures + adds diverse, handcrafted buildings that enhance exploration and bring life to the landscape.
Bencedemon's Shelters
This mod contain dungeon structures which are made in modern building style.
Glass Decoration
Glass improvments that help in building and decoration.
Rose Gold Alloy - Tools, Armor and More
Introduces Rose Gold, a craftable metal between Iron and Diamond. Adds full tool set and a storage block, with armor and more building blocks coming soon.
AutoRefillX (Client)
Automatically refills your hotbar slot when you run out of blocks or items while building or mining.
Delightful Core
Base mod for Cavers Delight modpack.
iHouse
iHouse adds instant buildings to Minecraft!
Gravel and Flint Bricks
This mod allows you to process useless gravel and flint into building materials.
Architecture Utils
convenience wands for building
Biome Houses
a Datapack that inputs wonderful houses to fit each biome. Great to put in the Vanilla and modded feel. Made with MCreator!
NTM-1-of-90-Edition
This mod is based on the original HBM's Nuclear Tech mod (1.7.10) by HBMTheBobcat. It is about building nuclear reactors, rockets, nukes, weapons and bunkers.
The Lost City: Halloween Structures
This mod is a Halloween addon for The Lost City that adds more buildings into the city.
Solar Industrialization
Solar Industrialization is a streamlined addon for Modern Industrialization that introduces tiered solar panels (LV to SV). It provides clean, passive energy generation fully integrated into the base mod's progression and recipe system.
Walk Through Blocks
Ever wanted to have an entrance to a building that looks solid, but really isn't?
Pale Oak Building Materials
This mod brings the pale oak building materials from Minecraft 1.21.4+ back to previous versions.
La abuelita
This is a mod that adds a charming structure to the overworld: a small house inhabited by a grandmother who sells valuable items.
Ethical Kidnapping & Ransom - Prison Mod
Kidnapping and prison-building, ethically. Down players or villagers without killing them, drag them home on a lead, and lock them in cells you build, with patrolling guards, real escape attempts, and ransoms.
Philosopher's Stone
The philosopher's stone is a legendary alchemical substance capable of turning base metals such as copper or iron into gold.
Lunar Apocalypse Base Mod
What if the moon crashed into earth?
AuctionHouse Rewrite
An AuctionHouse plugin for 1.20.5+ with a familiar interface.
Daily Random Chunk: 100 Days
A recreation of carvs's "Every Day This One Chunk Expands RANDOM (100 days)". Each day adds 3 layers below your single chunk, building down to the End portal on day 100. Same layer rule applies in the Nether, but not the End.
DestriumMod
DestriumMod is a Minecraft Mod based on Exploration, Building, Tools and Machines !
Whose bed?
Figure out whose base you are in by shift right clicking their bed
PetCo Core
PetCo Base mod for the PetCo Addons
Effortless Building FTBChunks Fix
A ReWritten fork to fix a bug for the Volkrune SMP
Tinkers: Ancient Tools Rebuilding
An addon for Tinkers' Construct that make ancient tools craftable.
The Castle Crashers Mod
Bring the world of Behemoth's Castle Crashers into the blocky realm!!
UsefulMisc
Adds various building materials and much stronger materials to the game.
Invasion Mod
Build a secure base, gear up, activate the Nexus and fight against steadily ramping up waves of mobs until you and your base can no longer withstand and the Nexus gets destroyed. And then repeat!

Catwalks LLC
Catwalks, caged ladders and other industrial stuff for building or just decoration. Forked by Catwalks Inc.
Builder's Void
A void dimension for all your building needs!
The Last Day
A post-apocalyptic decoration mod that adds immersive props and environmental details for building realistic wasteland scenes.
UsefulDecor: Interactive Craft
Adds functional decorative blocks including storage chests, oak windows, and lockable doors that enhance base security.