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Modular BackpacksMinecraft mod for 1.21.1

Adds Backpacks and Modules that can be slotted in them for different functionality.

Latest version
modular_backpacks-0.1.10.jar
Loaders
NeoForge, Forge
Licence
not stated
Downloads
12.6k
Updated
1 mo ago
Available on
CurseForge

Screenshots

Click a screenshot to open it. Screenshots are served from the author’s own host and belong to them.

Minecraft versions

Every version Modular Backpacks declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge, Forge21+declared8 Aug 2024
1.20.1NeoForge, Forge17+declared12 Jun 2023

Download

From Modular Backpacks’s own host. Nothing is re-hosted here.

modular_backpacks-0.1.10.jarrelease30 Jul 2026

modular_backpacks-0.1.10.jar · 1.0 MB · for 1.20.1

Download latest
5ce7540f6571…
Older versions10
  • modular_backpacks-0.2.2.jar16 Jul 20261.21.12.6 MB93 downloadsc0a6156d733a…Get
  • modular_backpacks-0.2.1.jar10 Jul 20261.21.12.6 MB78 downloadsf3257dd9c54e…Get
  • modular_backpacks-0.2.0.jar7 Jul 20261.21.12.6 MB101 downloadsf5ea5c2ccfc5…Get
  • modular_backpacks-0.1.9.jar23 May 20261.20.10.9 MB112 downloadsa119acf0fea9…Get
  • modular_backpacks-0.1.8.jar22 May 20261.20.12.6 MB75 downloads7289083948ee…Get
  • modular_backpacks-0.1.7.jar16 May 20261.20.10.9 MB124 downloads3a086c7857c8…Get
  • modular_backpacks-0.1.6.jar12 May 20261.20.10.9 MB498 downloads8164f2d1a744…Get
  • modular_backpacks-0.1.5.jar12 May 20261.20.10.9 MB167 downloads8992f9ca6c45…Get
  • modular_backpacks-0.1.4.jar11 May 20261.20.10.8 MB136 downloadsb5dd486961d7…Get
  • modular_backpacks-0.1.3.jar29 Apr 20261.20.10.7 MB2 downloads2c4a34264e71…Get

Frequently asked

Does Modular Backpacks work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Modular Backpacks declares support for, and the claim comes from the author's own release metadata rather than from a compatibility list somebody maintains by hand.

Which Minecraft versions does Modular Backpacks support?

Everything the author has declared, from 1.20.1 up to 1.21.1. The full list is in the table above, with the Java runtime each version needs next to it.

Which platform or loader does Modular Backpacks support?

NeoForge, Forge. A build for one platform or loader will not necessarily load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for Modular Backpacks?

On the newest Minecraft version it supports, Java 21 or newer. The requirement comes from the Minecraft version you run rather than from the mod itself, so on an older supported Minecraft the answer is that version's Java, not this one.

How do I install Modular Backpacks?

Install the matching loader first, then put the downloaded file in your mods folder and start the game. The loader, the mod and Minecraft all have to be on the same version, which is the usual reason a mod does not appear in game.

Where do I download Modular Backpacks safely?

Start with the author's page on CurseForge, which is where the data here is synced from. MCReference does not host or repackage files. The download link goes to the source recorded for that release; verify the publisher, filename and checksum before running it.

Works on the same versions

Ordered by how much of the recent Minecraft version coverage overlaps, not by popularity.

Details from CurseForge, where the author last updated it on 19 Aug 2026. We do not host files and we do not republish descriptions; every download link points at the author’s own release.

Is this information wrong or missing something? .