ModsFinder

Bundle Weight, There's More!

by thomasglasser

A server or modpack can use this library to set how much space each item takes inside a bundle.

FabricNeoForgeQuiltClient and serverGNU General Public License v3.0 or laterOpen source1.21.3 – 26.1.2

What it does

The mod adds an item component that controls how much space an item takes up in a bundle. A command can give an item a fractional weight, for example a diamond sword that occupies one quarter of a bundle while still stacking to one item, so the weight is set per item rather than for the whole bundle.

A server running it needs every connecting player to have it too. It is published for Fabric, NeoForge and Quilt, with files for 1.21.3, 1.21.5, 1.21.10, 1.21.11, 26.1 and 26.1.2. Fabric API is required as a dependency. The library does not change bundle weights on its own, so another mod such as Bundle Weight, There's Four! must supply the values.

The code is released under the GNU General Public License v3.0 or later, and the source code and issue tracker are public. Files were first published on 2024-11-04 and the latest build, 3.1.1 for 26.1.2, is dated 2026-07-12. Package hosting for the project is provided by Cloudsmith.

Key features

  1. Per-item bundle weight

    An item component sets how much of a bundle an item occupies, independent of its stack size.

  2. Fractional weights

    Weights can be written as fractions, so an item can take up a quarter of a bundle and still stack as one.

  3. Command-based assignment

    Item stacks given through a command can carry the bundle weight component, which makes testing and setup direct.

  4. Library role

    The mod supplies the weight system only, and leaves the values to the mods or packs that use it.

Compatibility

Latest build for each game version and loader.

26.1.23.1.13.1.13.1.1
26.13.0.03.0.03.0.0
1.21.112.0.12.0.12.0.1
1.21.101.1.21.1.21.1.2
1.21.51.1.11.1.11.1.1
1.21.31.1.01.1.01.1.0
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 1

Fabric APILightweight and modular API providing common hooks and intercompatibility measures utilized by mods using the Fabric toolchain.
Required

Required by 1 mod

Use cases

Modpack balancing

Pack makers can give valuable or bulky items a larger bundle footprint to limit how much a single bundle can hold.

Companion mods

Mods that change bundle contents can rely on this component to set weights without writing their own system.

Who it’s for: Modpack authors, server owners and mod developers who want to control how bundles count items.

How it compares

Full comparison

Bundles Throw Potions is server-side with an optional client and is published for 1.21.4 – 26.1.2 under All rights reserved, so it does not set weights. Bundles Beyond is client-side only, under a Creative Commons license, for 1.21.2 – 26.3. Bundle API is open source under the MIT License, runs on client and server, and covers 1.21 – 26.3 on Fabric and NeoForge only.

ModLoadersGame versionsEnvironmentUpdated
Bundle Weight, There's More!Fabric, NeoForge and Quilt1.21.3 – 26.1.2Client and server2026-07-12
Bundles Throw PotionsFabric, Forge, NeoForge and Quilt1.21.4 – 26.1.2Server required, client optional2026-05-10
Bundles BeyondFabric, NeoForge and Quilt1.21.2 – 26.3Client-side only2026-09-24
Bundle APIFabric and NeoForge1.21 – 26.3Client and server2026-09-27

Questions

Does Bundle Weight, There's More! need Fabric API?

Yes. Fabric API is a required dependency, and the mod is published for Fabric, NeoForge and Quilt.

Does the mod have to be installed on both sides?

Yes. Servers that run it need every player to install it too.

Which mod gives items their bundle weights?

This library does not set weights itself. Bundle Weight, There's Four! is listed as a companion that supplies them.

In the catalog

Bundle Weight, There's More! is one of 3,514 Library mods on ModsFinder, and one of 2,348 Library mods for Fabric. 15,189 mods support Minecraft 26.1.2.

More from thomasglasser

All projects

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What the author says

Examples: - /give @s minecraft:diamond_sword[bundleweight:bundle_weight={numerator:1,denominator:4}] - /give @s minecraft:diamond_sword[bundleweight:bundle_weight=0.25] Boom! Now you have a diamond sword that only takes up 1/4 of a bundle but still stacks to 1.
thomasglasser, on the Modrinth page

Official listing

Owner
thomasglasser
Published
2024-11-04
Updated on Modrinth
2026-07-12
Facts verified
2026-10-15

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