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Expanden Inventory

Expand your vanilla inventory with customizable, persistent 3x3 storage modules and upgradeable belts.

FabricNeoForgeForge
Loaders
FabricNeoForgeForge
Downloads on Modrinth
1.1K
Followers on Modrinth
14
versions
46
Updated
October 9, 2026Oct 9
Published
in 2026
a · swipe

At a glance

Runs on Fabric, NeoForge and Forge
For Minecraft 1.21.4, 1.21.11 …
Needed in the game and on the server
Latest version — 2.4.2 from October 9, 2026
Requires Architectury API
License MIT — free
Where it's needed
In gamerequiredOn serverrequired

Needed both in the game and on the server

Game versions1.21.1, 1.21.4, 1.21.11 …

Also available on CurseForge My other mod: The Leveling on Modrinth Join our Discord

Credits

- Design help: IkBlox

Expanded Inventory

A wearable belt that gives you real, modular extra inventory space — attached directly to your vanilla inventory screen, not hidden behind a separate menu.

How it works

Craft and wear a belt (Leather through Netherite) in a Curios or Trinkets accessory slot. Each tier unlocks a fixed number of real, server-synced 3x3 storage modules that render right next to your vanilla inventory:

BeltModulesUpgrade slots
Leather1—
Copper2—
Iron3—
Gold4—
Diamond51
Netherite62

These aren't a fake preview — every module is a genuine, authoritative slot group, synced the same way your normal inventory is.

Upgrades

Diamond and Netherite belts have dedicated upgrade slots:

  • Stack Upgrade I / II — raises the stack limit inside your modules to 128 / 256.
  • Crafting Upgrade — unlocks a true 3x3 crafting grid, not vanilla's 2x2. Works in your survival inventory, in Creative, and (see below) in other menus too.

Edit Mode

A collapsible Menu control opens a drawer for arranging everything:

  • Drag-and-drop module positions, or use a preset layout (Balanced, All Left, All Right, Custom).
  • Three save slots for your own custom layouts, with undo/redo.
  • Per-module colors, plus a light/dark theme and a custom menu color.
  • Multi-select for batch operations (move, recolor, enable/disable several modules at once).
  • The Crafting module can be toggled on/off independently — no need to remove the Crafting Upgrade item just to hide it.
  • Small "i" info buttons next to each section explain what it does.
  • Mouse-wheel and middle-click-drag scrolling, so everything stays reachable at any GUI scale.

Crafting anywhere

With the Crafting Upgrade equipped, the 3x3 grid works outside your own inventory too — open a chest, furnace, anvil, enchanting table, or another mod's storage screen, and the crafting grid is right there with you. No separate crafting table trip required.

FAQ

How to install Expanden Inventory?

Install Fabric for your Minecraft version, download Expanden Inventory for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does Expanden Inventory support?

Expanden Inventory has builds for Minecraft 1.20.4, 1.21.1, 1.21.4, 1.21.11 ….

Is Expanden Inventory needed on the server?

Needed in the game and on the server

License and source
MIT Licensefree to use and share with credit to the author
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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