Minecraft Java 1.21 Mods
Browse 1,398 free mods for Minecraft Java 1.21 — popular picks include MT Inventory Weight, PlayerProgress, Faster Hoppers.
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MT Inventory Weight
Weight mechanics! Manage your load, balance inventory, and enhance survival or RPG-like gameplay.
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.
Faster Hoppers
A plugin that introduces TurboHoppers, allowing specific hoppers to transfer items at a faster rate.
Realistic Farmland
Farmland now consumes water and spreads it's moisture!
Public Ender Chest
A Minecraft server-side mod that adds a public inventory accessible via an Ender Chest.
Vercte's Satchels
Inventory Expansion & Hotbar Fortification

1.21.2 Bundle Recipe Backport
This datapack/mod simply backports the same recipe from version 1.21.2 to other versions.
AIO - Villager Bucket
Easy villager transport and storage!! Just store him in a bucket :)
Pokebelt [Cobblemon]
This mod adds Pokebelt from Pokemon games/anime which works as additional storage for pokeballs
AFK Pool/Lake/Room/Pit Rewards
A WorldGuard area such as a pool that rewards players for staying AFK with money and a crate.
World Loading Tweaker
Allows you to change the spawn chunk radius of Minecraft, either speeding up loading or improving spawn quality
ChestSort
Effortlessly sort your chests with a double-click!
EconomyGUI
Economy GUI a powerful and intuitive Minecraft plugin for efficient economy management using a beautiful GUI!
Clay Overhaul
Add new uses to Minecraft clay!
PerformanceX
Struggling with LAG??? Look no further! PX is an All-in-one server performance suite - 50 modules including item/mob despawn timers, AI throttling, lag machine detection, auto backups, Discord webhooks, Geyser support, and more. 1.8.8-26.2.

JoaCarpet
A small carpet extension mod with useful features for redstone and storage tech (+some minor survival tweaks)
Leather Bundles
Because the normal recipe just kind of sucks!
Cobblemon Marks
Cobblemon Marks is a Cobblemon side-mod that adds obtainable marks from the mainline games.
Cobblemon: Trainers Backpack
Cobblemon + Sophisticated Backpacks Integration. Adds backpack upgrades such as the PC Upgrade, Smart Heal Upgrade, and Campfire Pot Upgrade.
Yet Another Gravestone Mod [YAGM]
Seals your items and XP in a gravestone when you die, with biome-themed graves, naturally forming cemeteries, and tameable Ghost companions.
Villagers Buy Ender Pearls (Cleric)
Clerics will now buy ender pearls!
ChestFill+
ChestSense is a client-side QOL mod that helps you manage storage more e. When you look at a chest, barrel, or shulker, it shows a quick fill bar so you know how full it is. Holding shift gives you a clean preview of all the items inside.
CleanContainer
CleanContainer helps you to sort your inventory and your containers, such as chests, barrels, shulkers, minecartchests and enderchests.
Divinity Economy (Global Market)
A global dynamic market with the ability to buy and sell every item, enchants and experience in the game, and scales with supply and demand. A truly revolutionary and unique plugin packed with tons of features.
Inventory+
Tired of old minecraft inventory interface? You won't be able to play without this mod!
Carry On Throw Addon
Adds a fully-featured Throw mechanic to the Carry On mod - allowing players to throw carried entities with physics-based velocity, charge time, obstacle detection, client-side toggle, configurable cooldown, and more.
Keep Inventory Orbs
A fully server-side approach to the gravestone concept introducing 'orbs' to store your inventory upon death.
Absolute Order: Custom Chest Auto-Sorter
Achieve fast inventory clearing with custom auto-deposit. The game finally knows exactly what you want, where you want it — and keeps it sorted for you.
GalaxyByne's Mailboxes
A simple to use, multiplayer friendly mailbox datapack using addresses as recipients.
Anshar
Write yourself into the cosmos with the power of beacons!
Cart Counter
a simple mod that counts your tnt minecarts that is in your inventory
Minions
Datapack that adds Minions to Minecraft while retaining the vanilla gameplay experience.
Wandering Wizardry
Sculk based magic and new exploration opportunities
EssentiaX
Custom Minecraft commands, teleportation, AFK, mute, homes and more and fully customizable.
MTSAntiCheat
This anti-cheat ensures fair gameplay by verifying client mods and textures, blocking hacked clients and unauthorized tools, and giving server owners full visibility and control to keep their SMP secure and competitive.
Experience Storage
This small data package allows you to store experience in XP Book.