Minecraft Java 1.21 Mods
Browse 3,935 free mods for Minecraft Java 1.21 — popular picks include Ender Chest Persistence, Backpack Side GUI, EMI For Create Stock.
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Ender Chest Persistence
Persists your Ender Chest inventory across world resets and isolates contents per game mode, so your items are never lost.
Backpack Side GUI
Backpack Side GUI is an unofficial addon for Sophisticated Backpacks.
EMI For Create Stock
A mod for EMI which makes you could request and craft easier in the Stock Menu of Create
Fantasy's Furniture - Decorations
Additional Decorations for Fantasy's Furniture
TFC Sophisticated Backpacks Upgrade
Added backpack and upgrade for TFC.
Create: Repackaged
Adds a new system to transport fluids and energy via packages
Backported Shelves
A server-side datapack for Filament that adds shelves from the 2025 fall drop!
Belt Slot
Adds a dedicated belt utility slot for torches, totems, compasses, potions, spyglasses, and other supported items, with HUD, inventory, player rendering.
Lusk
Modern, user-friendly skript addon, perfect for beginners and experienced developers.
Classic Mechanics
Adds a variety of configurable features from older minecraft versions!
Bigger Ender Chests
This mod doubles the size of the ender chest, increasing it from 3 to 6 rows.
AzAuctionHouse
AzAuctionHouse is a feature-rich auction house plugin that allows players to buy and sell items seamlessly on your Minecraft server. Built with performance and customization in mind.
Builder's Shulkers
Open your shulker boxes from your inventory, and hold one in your hotbar to place blocks straight from it !
Shulker Loader
Redirects item pickups into an offhand shulker box!
Refined Equivalence
Adds a bridge between ProjectE and Refined Storage 2
Upgraded Iron Chests with Search and Transfer
Upgradable storage chests from Iron to Netherite. Features single/double sizes, quick-stack inventory buttons, and a global item search that tracks and highlights which linked chest contains your items.
MT Inventory Weight
Weight mechanics! Manage your load, balance inventory, and enhance survival or RPG-like gameplay.
Where Is It (Unofficial Port)
Search for items in nearby inventories - now functions server-side only! Unofficial port Where Is It.
Realistic Farmland
Farmland now consumes water and spreads it's moisture!
Create Toolbox Tooltip
This addon mod shows a tooltip which displays the contents of Create toolboxes when hovering over them in your inventory.
Silk Touch-less Enderchest
Removes the need for silk touch to pick your enderchest
PlayerProgress
PlayerProgress is a Minecraft datapack that introduces a leveling system. Earn UP from activities like mining and combat to level up and gain new abilities and rewards.
Litematica Container Filler
Auto-fill Litematica schematic containers
Mine Chess
Working Chess in Minecraft
World In a Jar
(Snowglobe) A terrarium-inspired block made for builders and survival players alike.
Immersive Interfaces - Traveler's Backpack
This texture pack adds support for Traveler's Backpack, matching its design with the look and feel of Immersive Interfaces.
Faster Hoppers
A plugin that introduces TurboHoppers, allowing specific hoppers to transfer items at a faster rate.
Spectra Better Chests
Adds inventory sorting. One of the biggest missing features from Minecraft.
Public Ender Chest
A Minecraft server-side mod that adds a public inventory accessible via an Ender Chest.
AIO - Villager Bucket
Easy villager transport and storage!! Just store him in a bucket :)
Cobblemon Launchers
A Cobblemon mod that adds Pokéball launchers that you can use to catch Pokémon.
Create Functional Storage
A Create-style resource pack for Functional Storage
1.21.2 Bundle Recipe Backport
This datapack/mod simply backports the same recipe from version 1.21.2 to other versions.
TakeItOut (Take It Out)
Pick blocks directly from shulker boxes using mouse wheel, Litematica Easy Place, or right-click. Fully supports schematics and printers.
The Jobs Mod
Jobs Mod lets admins create custom jobs and assign them to players. Each job grants passive effects and item enchantments. Includes job creation, deletion, player assignment, and persistent data storage. Perfect for RPG servers.
AFK Pool/Lake/Room/Pit Rewards
A WorldGuard area such as a pool that rewards players for staying AFK with money and a crate.