Minecraft Java 1.21 Mods
Browse 113,844 free mods for Minecraft Java 1.21 — popular picks include WorldCrafterLib, Every Craft - 16, Addon for Keep Some Inventory - Aquaculture.
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WorldCrafterLib
Abstract world creation library
Every Craft - 16
Enhance your Minecraft experience with this datapack, designed to boost crafting efficiency by having almost every recipe output 16 items, providing a comfortable balance for your survival and building needs.
Addon for Keep Some Inventory - Aquaculture
Add support for Aquaculture to Keep Some Inventory.
RxRename - Personalize, Stylize, Customize.
Styled Names. Styled Gameplay.
RxBlockCMD - Ultimate Command Hider
RxBlockCMD – Control Your Command In Your Way.
xRainToggle - Toggle Rain Any Time
Take Control of the Weather, Anytime!
GhastFly
The Ultimate Flight Management Plugin for Minecraft 1.21
ICIT
Use custom item models/textures. Not quite the old way. Nor CIT. Very Early W.I.P
More Hay
A datapack to make grass into hay.
BeaconLabsCore
Spigot plugin for core administrative tasks
moneyPON-VIP
money
GhostRewards
Reward players for their time on your server!
QuantumCubes
Adds new special heads able to transform once into +100K different heads.
BoosterAddOn KeepInventory
AddOn for Booster. Player will Keep their Inventory
MMOCritical
MMORpg Critical mechanics
Chunkfreeze
A plugin to freeze Players in a Chunk
Cat’s Paw and Piglin's Gold
This datapack completely overhauls the loot system in Minecraft, bringing fresh and exciting items to your gameplay.
Charged_world
Simple and practical positioning coordinates (deductible gold coin transfer) 【 Full Version 】
ITo-SocialMedia
>> Easy-to-use tool for adding servers social media <<

BD Spawneggs
Use the spawn commands from block display in survival

Aqua Hearts
Changes the color of hearts to aqua

AnvilCraft: SlugPlus
This mod is an addon for AnvilCraft
![Simple Diamond Sword [PvP]](https://cdn.modrinth.com/data/RIC5fXuD/24393ecfb097b2e4e615809f8453b98e67aaf368_96.webp)
Simple Diamond Sword [PvP]
A simple redesign of the diamond sword, specifically designed for PvP.

EasySpammer
EzSpammer is a mod that can spam chat messages and commands.

SkyOptiRAM
A lightweight and smart RAM optimization plugin for Spigot/Paper that automates garbage collection to prevent lag spikes and memory leaks.

Void Spawn Fix
Void Spawn Fix is a simple utility mod that prevents mobs from spawning in the void.

TabProfiles
This client-side mod expands the default player list (Tab) in Minecraft. Pressing a key (Left Alt by default) releases the mouse cursor, allowing you to click on any player in the list. Clicking opens a detailed vanilla-style overlay displaying a live 3D

The Block Shuffle
Multiplayer minigame: each player gets a random block and must stand on it before time runs out. Difficulty increases every round!

Stone Dimension
A Lightweight Fabric mod that introduces an endless stone cavern realm for easy mining and resource gathering.

Dynamic Cross Totem
把图腾的材质改成了十字架✝️We have not only replaced the totem's texture with a cross, but also added a ring of glowing halos around the cross. The textures play in sequence from top to bottom.

Crimson Cherry Leaves
A rework of the Cherry Leaves Block in minecraft

Deadly-Glide-Chestplate
Adds the Glide enchantment for chestplates, allowing players to glide with visible Elytra-style wings while keeping their armour protection. The Glide book can be crafted using an Elytra and a Book.

Modern Dark UI
Changes Minecraft's UI to be moire modern and rounded.

Better Enchantment Particles
Recolors and upgrades enchantment glint particles with the Standard Galactic Alphabet for a cleaner, more magical look.

Excuses, Excuses...
It's a mod that just says an excuse when you lose a duel

Item Cooldown Limiter
Item Cooldown Limiter is a client-side Fabric mod for Minecraft 1.21.11 that lets you set a personal cooldown (in seconds) on any item, blocking repeated right-clicks locally before they're even sent to the server, with the hotbar icon darkening exactly l