Minecraft Java 1.21 Mods
Browse 155 free mods for Minecraft Java 1.21 — popular picks include Blocktracker, Cardboard Boxes, OP loot datapack.
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Blocktracker
Track your items! Scans your entire inventory, including Shulker Box and Ender Chest contents.
Cardboard Boxes
An early game alternative to shulker boxes!
OP loot datapack
This datapack lets you run a command that gives you a shulker box full of OP loot!
Quark Backpack Plus
Quark Backpack Plus: Curios Back slot & in-backpack shulker opening.
Traveler's Backpack ATM Upgrades
This mod adds backpacks to the game, like shulkerboxes, but can be upgraded to get more space, this is for those people that likes to travel with all his items
Shulker Stuff
Shulker enchantments, enhanced dyeing, bundle-like functionality, and more!
Infinite Inventory Enhanced
Provides a secondary inventory that allows the storing of any item in any quantity, while leaving the vanilla inventory intact. Works with Shulker Box content viewing mods.
pick up! (inventory management)
items you collect stack into shulkers/bundles in your inventory and go right into containers in your off hand!
Turtle Totes
Craft a turtle tote (green shulker box) with turtle shells, scutes and a barrel for inventory management
Cheaper Shulkers
Shulkers now have a new crafting recipe so that you won't have to go to the end just to get shulkers.
Chest Looter
A Mod that allows you to quickly take whatever items are in a chest/shulker/storage. It provides a simple UI when you open storage, which lets you change the keybind, and how fast the items get taken.
QuickShulker NeoForged
An unofficial Forge/NeoForge port of QuickShulker.
Simple Shulkers
Early game wooden shulker boxes for portable storage.

Shulker Accessory
Equip shulker boxes as wearable accessories. Carry up to three on your hip slots and open them without placing. Supports Sophisticated Storage and Easy Shulker Boxes.
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!
Create: 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.
Convenient Containers (ConCon) - Portable Shulker Boxes, Crafting Tables, and more!
Serverside mod for convenient, portable containers and workstations supporting Fabric and NeoForge.

Cheaper Shulker Boxes
Craft Shulker Boxes with just 1 Shulker Shell and 1 Chest. No crafting table required, no extra grind.
Copper Golem Extension (CGE)
Make Copper Golems fill your shulkers and barrels too!
Bedrock Shulker Shells
Shulkers drop 0-4 shells, matching Bedrock Edition.
Where Is My Shulker
This mod adds clientside tracking of placed and broken shulker boxes.
OpenShulk
OpenShulk lets you open shulker boxes directly from your inventory—just right-click and access their contents without placing them in the world.
Stackable Shulker Boxes
Shulker Boxes will now stack up to 64!
Deez Sacks!
Adds compatibility between Supplementaries sacks and EasyShulkerBoxes features!
HerrShulker
HerrShulker is a fork of the popular MrShulker mod, bringing compatibility to MC1.21.10+. The mod allows players to craft Shulker Boxes with another Item on an Anvil so that the Item will display on the Shulker Box as a label when placed in the world.
Empty Shulker Nesting
Allow you to put empty shulker boxes into another shulker boxes to make more space
Shulk
Shulker Box QoL Tweaks
yyz's backpack restrictions
Prevents backpacks from yyz's backpack to be placed into Shulker Boxes and Bundles.
MrShulker
Allows attaching items to display on the lids of your shulker boxes for better inventory management.
BetterPeek
Peek inside chests, barrels, and shulker boxes without opening them. Client-only.
Shulker Box Indicator
This mod displays the item and fill percentage for shulker boxes filled with few item.
Shulker in a Shulker
Store shulker boxes inside other shulker boxes with configurable nesting depth, anti-dupe protection, and admin GUI control. Perfect for survival servers - includes /ns commands, cooldowns, item blacklisting, and full permission customization.
SG Shulkerbox
A mod to show a preview of the content of a shulker with a customizable keybind
Hand Shulker
Simple E Chest command + Openable Shulkers from the inventory.

Dimensional Shulker Boxes
Vanilla-style per player pocket dimension.
Armadillo Boxes
Adds lesser-good versions of Shulker boxes