Stack Size Modifier
A lightweight Fabric mod that increases the maximum stack size of Ender Pearls, Potions, Buckets, and more to 64
Fabric
- Loaders
- Fabric
- Downloads on Modrinth
- 171
- Followers on Modrinth
- 1
- version
- 1
- Updated
- February 3, 2026Feb 3
- Published
- in 2026
inventory · swipe
At a glance
Runs on Fabric
For Minecraft 1.21.7
Needed in the game and on the server
Latest version — 1.0.0 from February 3, 2026
License MIT — free
Where it's neededGame versions1.21.7
In gamerequiredOn serverrequired
Needed both in the game and on the server
Stack Size Modifier is a simple and lightweight Fabric mod that increases the maximum stack size of specific items to 64, improving inventory management without altering vanilla game mechanics.
🚀 Features
- The following items can now be stacked up to 64:
- 🎯 Throwable Items (Default: 16)
- Ender Pearl
- Snowball
- Egg
🧪 Potions & Bottles (Default: 1)
- Potion (Drinkable)
- Splash Potion
- Lingering Potion
- Honey Bottle (Default: 16)
- Glass Bottle
🪣 Buckets (Default: 1)
- Water Bucket
- Lava Bucket
- Milk Bucket
- Bucket (Empty - Default: 16)
🛠️ Technical Details
- Mod Loader: Fabric
- Minecraft Version: 1.21.7
- Compatibility: Works on both Client and Server.
FAQ
How to install Stack Size Modifier?
Install Fabric for your Minecraft version, download Stack Size Modifier for the same version and loader, put the file into the mods folder and launch the game with the loader profile.
Which Minecraft versions does Stack Size Modifier support?
Stack Size Modifier has builds for Minecraft 1.21.7.
Is Stack Size Modifier needed on the server?
Needed in the game and on the server
License and source
MIT Licensefree to use and share with credit to the author
