ModsFinder

Useful Backpacks

by HyCraftHD

Useful Backpacks gives players three extra inventories, small, medium and large, that are carried as wearable items to add storage slots beyond the default inventory.

FabricForgeNeoForgeClient and serverApache License 2.0Open source1.20.1 – 1.21.1

What it does

The mod adds three backpacks, one per size, each providing a larger inventory than the last. Players craft them and equip them to hold extra items, which makes it practical for longer trips, mining runs and busy survival bases. Required dependencies are Fabric API and U Team Core, which must be present on every loader the card covers.

Useful Backpacks is published for Fabric, Forge and NeoForge, with files for 1.20.1, 1.21 and 1.21.1. The latest file, 3.0.2.129, targets 1.21.1 and was released on 2025-05-22. Both the server and every player need the mod, because it runs on client and server. The code is open source under the Apache License 2.0, and the source and issue tracker are public.

Optional integrations include Curios API, Curios API Continuation, Just Enough Items (JEI) and Trinkets, which are not needed for the core backpacks to work.

Key features

  1. Three backpack sizes

    Small, medium and large backpacks each add their own inventory, so storage can grow with the player's progress.

  2. Craftable backpacks

    Each backpack is made from crafting ingredients, so players can build up storage without commands or creative items.

  3. Extra slots on demand

    A backpack adds slots without replacing the default inventory, so the player keeps their normal space.

  4. Optional item integrations

    Curios API, Trinkets and JEI can be installed alongside the mod for equipment slots and recipe lookup.

Compatibility

Latest build for each game version and loader.

1.21.13.0.2.1293.0.2.1293.0.2.129
1.213.0.0.1253.0.0.1253.0.0.125
1.20.12.0.1.1242.0.1.124Not available
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 2

Fabric APILightweight and modular API providing common hooks and intercompatibility measures utilized by mods using the Fabric toolchain.
Required
U Team CoreOpen-Source API and library for U-Team's mods.
Required

Optional 2

Just Enough Items (JEI)View Items and Recipes
Optional
TrinketsA data-driven accessory mod
Optional

Use cases

Long expeditions

Players carrying supplies for mining or exploration can use a larger backpack to avoid frequent trips back to storage.

Modpacks

Modpack authors can include the backpacks as a storage layer, since the mod is published for three loaders.

Who it’s for: Players who run out of inventory space during survival play, and modpack authors who want portable storage on Fabric, Forge or NeoForge.

How it compares

Full comparison

Complicated Backpacks is a Forge and NeoForge mod for 1.20.1 – 1.21.8 that also runs on client and server, under the MIT License, and is not open source. Curios Backpacks is a NeoForge-only mod for 1.21.1 with the same environment, under the MIT License, and is not open source. Useful Backpacks covers Fabric as well, for 1.20.1 – 1.21.1.

ModLoadersGame versionsEnvironmentUpdated
Useful BackpacksFabric, Forge and NeoForge1.20.1 – 1.21.1Client and server2025-05-22
Complicated BackpacksForge and NeoForge1.20.1 – 1.21.8Client and server2025-11-06
Curios BackpacksNeoForge1.21.1Client and server2026-04-18

Questions

Which dependencies does Useful Backpacks require?

Fabric API and U Team Core are required. Curios API, Curios API Continuation, Just Enough Items and Trinkets are optional.

Does the server need Useful Backpacks?

Yes. The server and every player need the mod installed.

Which loader should be chosen for Useful Backpacks?

Fabric, Forge and NeoForge all have files for 1.21.1, so the choice depends on the loader the rest of the modpack uses.

In the catalog

Useful Backpacks is one of 12,078 Decoration mods on ModsFinder, and one of 6,982 Decoration mods for Fabric. 32,366 mods support Minecraft 1.21.1.

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What the author says

Then try this mod. It adds three new backpacks with small, medium and large inventory. This mod can be packed in every modpack you want.
HyCraftHD, on the Modrinth page

Official listing

Owner
HyCraftHD
Published
2024-07-22
Updated on Modrinth
2025-05-22
Facts verified
2026-10-15

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