Minecraft Java 1.21 Mods
Browse 3,935 free mods for Minecraft Java 1.21 — popular picks include Stack Unlimited, Unique Loot, Craft From Chests.
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Stack Unlimited
Safely increases stack sizes for common items with configurable limits, compact UI counts, and save-safe multiplayer support.
Unique Loot
Loot chests are unique for every player and can't be destroyed, so no one misses out on loot, no matter when they start playing.
Craft From Chests
Craft From Chest is a Fabric mod for Minecraft 1.21.1 that lets you use items from nearby containers (chests, barrels, etc) when crafting via the recipe book at a crafting table.
AutoRefillX
Automatically refills your hotbar slot when you run out of blocks or items while building or mining.
PowerfulBackpacks
Best Backpack Plugin for your Server
Entity Capture
EntityCaptureMod allows players to capture any living entity (animals, mobs, etc.) using a Pokéball-like item. Store mobs in your inventory and release them wherever you want. Perfect for mob transportation or collection!
Convenient Containers (ConCon) - Portable Shulker Boxes, Crafting Tables, and more!
Serverside mod for convenient, portable containers and workstations supporting Fabric and NeoForge.
MineAuth
This is a plugin for accessing minecraft data from the web.
Bloodline Smp
Bloodline SMP Client Mod adds the custom Bloodline HUD, ability icons, cooldown overlays, and rebindable keybinds used by the Bloodline SMP server. It also syncs bloodline state and powers the client-side visuals required for the full gameplay experience.
DZEconomy
A practical multi-currency economy plugin for Paper, Spigot, Folia, and Purpur with Money, MobCoins, Gems, LuckPerms multipliers, combat tagging, and SQLite/MySQL storage.
LightNewbie
grant protection to players who join the server for the first time
Just Armor Hud
This mod add a simple Armor Hud!
instantbrew
InstantBrew is a lightweight Paper / Spigot / Folia plugin that lets you control how fast brewing stands brew on your server. You can set how long each brew takes.
RedoxKits
Redox Kits is the ultimate kits plugin for Practice servers. It's specially optimized and includes a wide range of customization options. This public plugin offers a kit layout editor.
Backpacked Dark Gui
Changes the backpack inventory colors as DDM
Mnemonics
Simple and Ergonomic XP storage
Nimbu's: Pocket Dimensions
A mod that adds simple, customizable pocket dimensions that can be accessed from anywhere.
Call You By Your Name
Call Your Friends By Theirs Name
Strixun: Trials of the Wild
Hardcore survival modpack with ~300 exploration, magic, combat, and world‑overhaul mods. Includes Rituals for totem magic, buffs, farming, and defenses, plus Compressy for massive block storage. Optional no‑regen/no‑raids for true hardcore players.
Ender Sender
Ender Sender is a mod by Rasa Novum which gives players the power to refill their inventory as they place blocks. No need to go back-and-forth!
The Mad Hatter
Submission for Neoforge 1.21.1. Adds a magical hat that can store near-endless items and retrieve them.
Modset Policy Enforcement (MPE)
This mod has a new concept of Anti Cheat for Minecraft. Instead of looking if the User does move right it sits on the users PC and looks what mods he has installed. With that the user cant even join with mods that have been baned by the Server.
Shulker Box Quick Open
Quickly open shulker boxes from your hand by right-clicking while not aiming at any block. No need to place them down!
yyz's backpack compat
Makes yyz's backpack support more mods' menus
Functional Storage Fabric
An unofficial Fabric port of the Functional Storage mod.
Enes's Traveler's Backpack - Dark Mode
This Dark Mode Resource Packs Created for Traveler's Backpack Inspired by Default Dark Mode
Gloppers!
Filter your hoppers by renaming them with glob patterns.
FastSellCMI
Plugin that allows to sell items by CMI's worth rate in just one menu
Mismatched chests
A simple mod that makes mismatched chests work together
Create: Duxo's More Renewables
Adds some more renewables to Create Mod
Leather Bundle Recipe
Adds the missing recipe for the bundle with the same items as the 1.21.2 version
CocoVaults Lite
A lightweight & Free plugin, compatible with NBT-Data & CustomModelData
AuthMeVelocity LastServerAddon
Send your players to the last server they have been on when logging in to AuthMe
InteractiveSigns
Put an items on a signs
More Trapdoors!
This datapack improves trapdoor crafting by making each recipe yield 6 trapdoors instead of 2. Now you get more value from your wood, making it easier to build and decorate!
StashFinder
StashFinder automatically indexes every chest you open and lets you instantly search for any item across all your chests — with distance, direction, and a full slot preview.