Minecraft Java 1.21 Mods
Browse 3,935 free mods for Minecraft Java 1.21 — popular picks include Extender, Cameraman, Backpacked: Mind Palace.
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Extender
Minecraft Command length Extender & Minecraft Custom Function Runner.
Cameraman
Allows another player or instance of minecraft to record replay/flashback files for you, without them needing to follow you around manually
Backpacked: Mind Palace
An add-on for Backpacked that adds new styles for your journey!
Maikura Blueprint
In-game blueprint system with previews, builder anchors, storage, hopper input, and WorldEdit .schem support.
NeonVoter
A Folia-compatible Votifier receiver and reward manager that handles vote server protocols, rewards, and offline queues in one optimized plugin.
GlobalReplay
Continuous Paper replay recorder with isolated read-only replay worlds
Dacy's Toolbox
This mod adds tools/weapons/blocks that aid a survival mode player in PvP or just minecraft in general, It adds anything you can think of, Ores, Armor, and a lot of tools.
Orbital's Backpack Mod
This is a simple mod that adds backpacks to minecraft!
Create: Crushed Concrete
Allows the ability to crush all vanilla concrete into concrete powder for the off chance you accidentally turn one too many into concrete. From Dense to dust jiffy quick!
More Box
More crates, alloys, records, and components!
Player Bank
A unique player storage plugin for your server
RoseStackerXchange
Addon for RoseStacker plugin. Allows players to exchange spawners they have for ones they want.
Quantized
Explore the ways of item creation using quantum mechanics
SmartChestFinder
SmartChestFinder lets players tag and locate their chests easily with simple commands, helping SMP and survival players keep track of their storage
Just Box It
A mod that just adds boxes and presents.
IFC Reloaded
Transform your Minecraft maps into stunning HD artwork with full RGB color support, and easily upload your own images directly from the game using the /ifc command.
ResourceBagKai Advanced Resource Storage System | 1.16–1.21+
Configurable Resource Bag with GUI, Auto Sell, ItemsAdder icons
Rype's Auto Item Rename+Auction Seller
Automatically rename and sell large amounts of items with a single command. This mod is made especially for LifeStealSMP.com players, helping automate repetitive renaming and auction house selling tasks with configurable speeds and simple controls.
Loot Lock
Your loot, your rules. LootLock is an open-source Fabric mod for per-player ground-item filtering. Server-authoritative, multiplayer-safe, zero junk.
SQLiteConnectMC
A simple plugin that lets you integrate any SQLite DB with your Minecraft server and lets you execute all sorts of queries.
Pack Sync
This mod lets you quickly download the server’s texture pack. Press H, click “Download texture pack,” then “Open folder” to access the downloaded file.
MobPouch
MobPouch lets you capture any entity in the world mobs, animals, even vehicles and carry them around in a single item. Simply right-click to catch, sneak + right-click to release.
WorlPreGen
Advanced multi-world chunk pre-generator with GUI and live tracking
A Little Darkness
This mod aims to increase the difficulty and variety of gameplay by adding content related to darkness in one way or another.
Bottled Experience
Experience storage made easy with experience bottles!
Many Additions: Neo Edition
A simple Vanilla plus mod that adds brand new blocks, items, materials, equipment, and more.
ItemSorterMomusR
ItemSorter is a Minecraft Bukkit plugin that automatically transfers and sorts items from a source inventory into multiple target inventories based on item type.
ChronoBan
ChronoBan transforms ordinary bans into a full-blown cinematic event.
Dawn Vaults
Mod for player vaults. Enjoy numbered slots, navigation tools, vault icons, and vault sign access
RandoWand
RandoWand What it does It adds a wand that randomizes blocks when you add them to it, which helps with building gradients in Minecraft. It is a simple mod with simple mechanics, so don't expect anything special.
SoulChest
Modern Paper plugin for creating protected death chests with GUI management, teleportation, XP storage, holograms, and inventory recovery, built for performance, reliability, and seamless gameplay.
Force Item Battle Teams
A modern team-based mini-game in which players must find random items as quickly as possible.
GridStorage
This powerful plugin helps you easily manage and store your items.
BSLib
BSLib Library aims to eliminate boilerplate code, streamline development workflows, and introduce modern reactive programming paradigms to the Minecraft ecosystem.
CreeperChestSave
Chests don't explode but blocks do.
StarStacker
A lightweight dropped item stacking plugin written for StarRaid.Minehut.gg which runs on 1.21.10 (paper)