CurseForge · Minecraft mod
Bigger Stack Size
Stack size of 64 for all items!
Quick answer
Which Bigger Stack Size release matches 1.21.9 Forge?
Bigger Stack Size Bigger-Stack-Size v2.4.3 targets 1.21.8, 1.21.6, 1.21.7 with Fabric, Forge, NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Bigger Stack Size required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Bigger Stack Size Bigger-Stack-Size v2.4.3 need?
Bigger-Stack-Size v2.4.3 on 1.21.9 Forge. Every mod below is checked against that same setup.
This file does not list any required mods. Do not add a library just because a different file uses it.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Bigger Stack Size without breaking your instance.
Built for Bigger Stack Size Bigger-Stack-Size v2.4.3 on 1.21.9 Forge. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use Bigger-Stack-Size v2.4.3. It targets 1.21.8, 1.21.6, 1.21.7 with Fabric, Forge, NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside Bigger-Stack-Size v2.4.3. It opens that exact file at the source.
About this project
What does Bigger Stack Size add?

All items are stackable by default to 64, they get updated once they're in your inventory
All items that are normally stackable up to 1 or 16 are now stackable up to 64
Config
/trigger bigger_stack_size.config
If disabled in the config, all items will reset when you split them up in your inventory
To choose what items are stackable
Edit this file:
datapack/bigger_stack_size/tags/item/stackable.json
To make certain items temporarily unstackable, e.g. for an item sorter:
Name the item "unstackable" with an anvil
To update items from a version below 1.21.6
/trigger bigger_stack_size.update_items
Updates every item in your inventory, make sure to not have items that have custom data you don't want to loose (e.g. from other datapacks)
Showcase
Embed Removed: https://www.youtube-nocookie.com/embed/cjL4vdu4QBQ
Stackable Items
- Armor stands
- Banner patterns
- Banners
- Beds
- Boats
- Cake
- Chest boats
- Discs
- Empty buckets
- Empty shulker boxes
- Eggs
- Ender pearls
- (Enchanted Books) [next update]
- Honey bottles
- Hanging signs
- Lingering Potions
- Minecarts
- Potions
- Saddles
- Signs
- Snowballs
- Splash Potions
- Stews
- Totems of Undying
- Spyglasses
- Writable books
- Goat Horns
- Horse armor
--> All of them are stackable up to 64
Project description from CurseForge.
Pick your setup
Bigger Stack Size by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.2
4 loader builds26.1.2
4 loader builds26.1.1
4 loader builds26.1-snapshot
4 loader builds26.1
4 loader builds1.21.11-snapshot
4 loader builds1.21.11
4 loader builds1.21.10
4 loader builds1.21.9-snapshot
4 loader builds1.21.9
4 loader builds1.21.8
4 loader builds1.21.7
4 loader buildsShowing the newest 12 of 13 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Bigger Stack Size versions and loaders
Bigger-Stack-Size v2.4.3
bigger-stack-size-v2.4.3.jar
6 Jul 2026
Bigger-Stack-Size v2.4.2
bigger-stack-size-v2.4.2.jar
7 May 2026
Bigger-Stack-Size v2.4.1
bigger-stack-size-v2.4.1.jar
7 May 2026
Bigger-Stack-Size v2.4.4
bigger-stack-size-v2.4.4.jar
5 May 2026
bigger-stack-size v2.3.4.1
bigger-stack-size-v2.3.4.1.jar
10 Apr 2026
Bigger-Stack-Size v2.3.4.1
bigger-stack-size-v2.3.4.1.jar
31 Mar 2026
Bigger-Stack-Size v2.3.4
bigger-stack-size-v2.3.4.jar
26 Mar 2026
bigger-stack-size-v2.3.3.jar
8 Mar 2026
bigger-stack-size-v2.3.2.jar
11 Jan 2026
Looking for an older file? The official CurseForge project page is in Resources.




