Mods for Minecraft Java
Browse 4,200 free mods for Minecraft Java — popular picks include CrownEconomy, Extended Combat, Build a mazing Building within Image and 3D Models(.OBJ).
Step by step: How to install Minecraft Java mods & modpacks
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CrownEconomy
The best Minecraft economy & auction house plugin for Paper 1.21.1 — 100% customizable, Vault-
Extended Combat
A mod that adds many new combat features/items, as well as some building blocks.
Build a mazing Building within Image and 3D Models(.OBJ)
Create beautiful world use png,jpg.obj...
Horizons Auction House
Modern auction house system with bidding, buy-it-now listings, and a powerful GUI.
Sombrius's Platforms
A simple mod that adds two different types of platforms to help players in their building endeavors.
Secret Bases
A Small Secret Base Mod, adding walk-through blocks and a few more usefull blocks to hide your base.
AmazingAuctions
AmazingAuction is a Paper 1.21.11 auction house plugin with Vault economy and a full in-game GUI for buying and selling items. It supports configurable listing limits, fast buy/sell, and SQLite or MySQL storage.
Sophie's Better Tables
Revamps loot tables and recipes with various mods and even base Minecraft itself!
Photonium - Abyss & Void
A grindy and lategame/tech mod, adding a 2 new dimensions and ores as the base of the mod, this mod is intended to be paired with other grindy mods to accelerate the process of getting certain items. -- Early release, expect Bugs
XPFarm
This mod lets you gain xp from farming. Usually spending hours mining quartz, killing mobs, building a mob farm? now you can farm and you gain XP.
Backrooms blocks and stuff
this mod adds new building blocks, which look like they're from the backrooms
ZavShop
A complete shop and auction house plugin with categorized GUI, sell system, and admin tools for prices and item blocking.
SpecialMaterials
This mod provides a wider variety of building blocks and their crafting methods.
Deploy & Destroy
A simple mod that adds some useful tools and a few building blocks.
AH StatusAPI
Host a powerful, secure REST API on your own Server. Best for building your own Dashboard - For Devs and Admins
Bell Now Craftable
🔔 Bell Now Craftable — a mod that adds a recipe for crafting the bell right in your workbench. Now you can decorate your village, temple, or base without searching villages. A simple and convenient solution for your world!
Customizable Ore Quantity
A mod that adds a config to tweak the base drop rates of vanilla minecraft ores. For example, you can tweak the pre-fortune modified drop of iron ore from 1 to a range between 1-3 or 3-4 or whatever. Server side only.
Sideways & Beyond
This is a building mod that introduces an overhauled placement mechanic for stairs and other blocks in Minecraft.

WIMBY - Where Is My Block, Yo!
Ever Felt Like The Normal Spyglass Was Utterly Useless? Not anymore!, Display block data of all sorts all at once. Great for building over long distances at different heights!
Grid Build Helper
Render outlines around blocks in a grid. Helpful building tool.
ViMo
This mod adds classes, magic, weapons inspire by Castle Crashers
Create: Schematicannon Substitutes
Configure the Schematicannon added by Create to substitute building materials with alternative items.
Boshy's BTE Utils
Boshy's BTE Utils is a mod that makes building inside of the Build the Earth project easier by allowing users to visualise their TPLL points with markers, along with other features such as image overlays, automatic TPLL by KML files, and more!
Cozy Night Lamps
The coziest light sources you never knew your base was missing.
Snad Alehouse
Adds a snad that forces Sugar Cane, Cactus, and Bamboo to grow instantly.
SizeSlider
You ever wanted to feel like and house or a mouse that lives in it, Now you can.
Content SMP member plushies
a very simple mod that ads 14 csmp members as marketable plushies/statues for your house
SkyeNetwork Velocity
The custom velocity plugin used to building SkyeNetwork
Fabricate!
An extension for JEI/EMI that lets you craft from base materials!
Frames Next Gen
The mod greatly expands interaction with frames, allowing you to take buildings and gameplay to the next level.
Altar Pedestal Raplica
An custom altar summon plugin base of the real one from altar smp.
LodestoneTP Plugin
LodestoneTP is a survival-friendly teleporter network plugin that lets players and admins create, manage, and use teleporters by building simple multiblock structures (Lodestone + Blackstone Bricks). Everything is done through in-game Dialog GUIs.
Mine slayspire
Slay the Spire 2 Mod ports roguelike deck-building gameplay from STS2 to Minecraft. It features a large number of original cards and relics from the game.
nbtmapper
This mod is intended for map art building and creative projects. Use on multiplayer servers only if permitted by the server rules.
STRUTTURA
Lets players create, share, and discover buildings across the community.
Carpet Stairs Mansion
Adds the new Red Wool Stairs into the Mansion structure