Minecraft Java 1.21 Mods
Browse 3,940 free mods for Minecraft Java 1.21 — popular picks include Blastwork, Polydex2REI-Forked, Cardboard Boxes Neo.
Updated daily
Blastwork
This mod improves Vanilla experience with explosives by adding more of them and making the interaction more immersive.
Polydex2REI-Forked
Converts Polydex recipes to work with REI!
Cardboard Boxes Neo
An early game alternative to shulker boxes!
Storage Infuser
🗸 Transform your tools and armor into portable vaults! Craft crystals to add hidden storage slots directly inside swords, pickaxes, and armor pieces.
LogicCraft
LogicCraft adds “vanilla+” enhancements focused on immersion and quality of life: dynamic lighting with items, smarter sand/gravel physics, XP fusion, biome titles, oxygen bottles, cave tremors, ambient drips, quick campfire cooking, door synchronization,
Econix
Lightweight Economy Provider for Minecraft Server and Developer

Salvaged
Recycle your useless loot into raw materials
SpyInventories
Inventory management system designed for spycore
MeatBlocks
Mod created by SolventJ which adds meat blocks.
MHDF-Tools
MHDF-Tools | Dream Tools | ✨ A lightweight portable high performance Bukkit base plugin ✨MHDF-Tools | 梦之工具 | ✨一款轻量化便携高性能的Bukkit基础插件✨
ExtraEnderchest
A plugin that adds the Large Enderchest (one block double inventory size) with customizable crafting recepie and extensive config

Teleport Command
🌐Teleport Commands is a high-performance, Server-Side ONLY teleportation suite for Minecraft. It provides a complete set of player-friendly teleport commands with safety checks, configurable delays, and persistent data storage—no client mods required. 🔌✨
StatsSigns
StatsSigns expands StatsMod to sign displaying
Minute of Madness - Random Inventory
Scrambling everyone's inventory! 打乱所有人的物品栏!
Fantastic Smelting
A small mod to boost your smelting-experience. Allows you to smelt raw resource blocks, saving you time and space.
OutfitsPlus
Premium wearable cosmetics and outfit customization system for players, featuring hats, wings, clothing pieces, and visual accessories.
Four Eyes
Allows players to read book titles of books inside chiseled bookshelves by looking at them.
CheckYourChest
CheckYourChest is a Minecraft mod that lets you track chest contents in real-time and receive automated updates via Discord webhook.
Rune Highlighter
Max rune Highlighter for Complex Gaming. HUD Overlay highlights max runes in your inventory without the need for hovering.
Angelo Achievements
AngeloAchievements is a plugin that allows you to add and customize achievements on your server.
BackPack and Gems
This mod adds backpacks, jewelry, a sword and a pickaxe.
Modular Storage System
Add mass item storage, sorting and logistics to your Minecraft server.
Leather Pants Have Pockets!
👖 Revitalize your leather armor by giving it a new storage use!
BOBSHOP
An advanced Minecraft shop plugin with holograms and backup support.
FastThings
A mod for making everything faster for you!
QuadHotbar (MultiHotbar)
QuadHotbar adds up to four switchable hotbars for NeoForge 1.21.1 and Forge 1.20.1. It is a convenient MultiHotbar port designed for comfortable building and managing large item sets.
MoJo's Cobblemon
Simple Cobblemon Pack some addons and Storage solutions
Ashen + XP Storage Compatibility
Ashen Resourcepack addon — adds compatibility with the XP Storage mod.
Deep Alts
The ultimate alternate account checking solution.
Item Every Minute
Gives every players one random Item every minute making a fun game wich should play with friend for more fun.
Skychest
A challenge mod that removes all blocks during world generation except for chests, barrels, furnaces, flower pots, and other forms of storage.
StorageEye
This mod adds a smart storage overview to Minecraft. Mark containers with a stick to see floating item icons, search your entire storage via GUI, and locate items. You can do that with the /chests comand
Espoir SMP
The plugin's twist is ⚙️ How the system works: 🧿 You start with 3 souls. 🔻 Each time you die, you lose a soul. 💀 At 0 souls, you become a ghost: spectator mode for 24 hours. ⚔️ Kill a player → you steal one of their souls, if you don't already have all
Resource Pack Switcher
Assign Keybinds to Resource Pack Presets And Switch Between Them With A Click Of A Button.
Centered Item Frames
Centers item frames to the middle of the chest for easy access.
PneumaticCraft: No Loot
Remove annoying PneumaticCraft loot from chests