Minecraft Java 1.21 Mods
Browse 151 free mods for Minecraft Java 1.21 — popular picks include shulker2box, Copper Storage, Shulker Trims.
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shulker2box
transforms brown shulker box to warehouse box

Copper Storage
Adds Copper Boxes that work like Shulker Boxes with limited space.
Shulker Trims
shulker box + armor trim + smithing table = tell your boxes apart at a glance
Shulker Vault
Have you ever want a vault to act fairly similar to a shulker box? The shulker vault retains its inventory and opens just like a shulker box.
Cardboard Boxes Neo
An early game alternative to shulker boxes!
NoobShulkerBoxes
NoobShulkerBoxes is a Minecraft plugin that allows players to open Shulker Boxes directly from their inventory without placing them down, making item management faster and more convenient. 🚀
ShulkerLocator
Records and displays the locations of your placed Shulker Boxes
easy shulker
Adds a shulker box that has 9 slots instead of the normal 27.
Shulkerised
You dont want to Kill the Enderdragon but still Want the items? Here is the Solution! | Craftable Shulkers
Box Packer
Box Packer / Chest Transporter for Vanilla Minecraft - Move your items as if you were using a "Shulker Box" or a "dolly" in a balanced way for the early game.
TQs Unstack Shulkers in item form
Unstacks stacked shulker boxes that are in item form. Handy with mods that can stack shulker boxes in your inventory and on the ground, like tweakeroo and carpet mod.
Craftable Shulker Shells pre-end
Adds a crafting recipe for shulker shells, which you can use to craft shulker boxes!
FastShulker
A plugin that allow player open Shulker without putting them on the ground
ShulkerNames
A plugin that displays the name of the installed shulker above it
ShulkerSorter
Sort, merge and label your shulker boxes with a single keypress.
ShulkerPreview
See what's inside a Shulker Box just by hovering over it.
Netherite Shulker Box
Adds Fire Resistant Shulker Boxes to Minecraft.
AutoFeedShulker
Automatically feed players using a special shulker.
One Free Shulker Box
A simple Datapack which awards new players 1 free Shulker Box upon joining.
ShulkerBox Limit
ShulkerBoxLimit is a plugin that allows Minecraft server administrators to set a limit on the number of shulker boxes that players can carry in their inventory.
UniversalFinder
Universal Finder opens a search bar when a Chests, barrels, ender chests, shulkers, hoppers, etc is opened. it allows you to search any item present in that storage block which helps you to your precious time.
Shulker preview by thef100
Allows you to open shulkers without placing
Craftable Shulker Box
A Small Data Pack Recipe That Allows The Crafting Of Shulker Boxes.
Smart Shulker
Best plugin for automatic shulkers
Enchanted Book Stack
Stack up to 54 enchanted books into a single portable item that can nest inside shulker boxes and backpacks. 54-slot vanilla shulker-like UI, enchanted_book only, librarian trade.
ReQ: Shulkers In Shulkers
Put Shulkers in Shulkers
Persage
Keep your treasures safe in your own pocket dimension — no more full Shulker Boxes or Ender Chests!
Vanilla Storage Interface
A sleek, Vanilla-friendly storage terminal! Access all items – even those nested inside Shulker Boxes – via a searchable, sortable, and scrollable UI. Includes portable Ender Chest access, lag-free visual labels, and many QoL features.
Shulkers from Inv
This plugin allows the user to use shulkers without having to place them down.
Rattlebox
Look at a chest, barrel, shulker, or ender inventory to preview what’s inside, then search your indexed stash and drop a waypoint on the hit. Live in singleplayer, live on multiplayer when the server runs Rattlebox, or from cache when it doesn’t.
MassRenameGUI
Plugin that adds a GUI to rename multiple Stacks of Items or unstackable Items at once, requiring only an already renamed item as a template. Useful for mass-renaming Shulkers for example.
Shulker Expand
Shulker Expand expands shulker inventories to 6 rows

Draft GUI: Alt. storage
Draft GUI: Alt. Storage is an add-on for Draft GUI that removes "Item" labels from storage slots, such as chests, shulkers, barrels, and others.
HM Shulker Refill
Automatically refills blocks in your hotbar from your inventory or shulker boxes.
ShulkerPicker
Middle click Get the block Even if its buried inside a shulker box
UltimateShulker
Open Shulker Boxes instantly from your hand! A lightweight, fully configurable, and exploit-free solution for modern survival servers.