ModsJava
Resource Backpack's Mod (26.1.2, 1.21.1) – Configurable Backpack Sizes
Resource Backpack's Mod introduces customizable backpacks for extra storage in Minecraft. Backpack sizes can be adjusted through the configuration file…
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Resource Backpack’s Mod introduces customizable backpacks for extra storage in Minecraft. Backpack sizes can be adjusted through the configuration file, with default options requiring placement like Shulker Boxes to open.
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Features:
- Configurable backpack sizes with adjustable rows and columns.
- Default functionality requires placement for access, with a right-click option available.
- Balances gameplay by removing compatibility with Accessories, Trinkets, and Curios API Continuation.
- Compatible with Shulker Box Tooltip across all mod loaders.
Screenshots:










Crafting Recipes:

Resource Backpack’s Mod Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Downloads as 28526.mcaddon
- Download size: 440 KB
- Download link checked 25 Sept 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.