Stack Calculator

A simple Forge mod that helps calculate Minecraft item stacks quickly.

Forge

Loaders: Forge
Downloads on Modrinth: 577
Followers on Modrinth: 0
version: 1
Updated: April 20, 2026Apr 20
Published: in 2026

Item Stack Calculator GUI — Open the calculator in-game, enter total items and stack size, and get the result instantly. · swipe

At a glance

Runs on Forge

For Minecraft 1.20.1

Works on either side — install it in the game, on the server, or both

Latest version — 1.0.0 from April 20, 2026

License MIT — free

Where it's needed

In gameoptionalOn serveroptional

Works both in the game and on the server — install where you need it

Game versions1.20.1

Stack Calculator

A simple and lightweight Minecraft Forge mod for calculating item stacks.

✨ Features

Command System: `/stackcalc calculate [stackSize]`
GUI Interface: Press C key in-game to open the calculator
Customizable: Configurable default stack size
Multi-language: English and Chinese support
Hotkeys: Supports Ctrl+C, Shift+C, Alt+C combinations

📥 Installation

Download the latest release from the Files tab
Place the .jar file into your .minecraft/mods folder
Launch Minecraft with Forge

📖 Usage

Command Usage

/stackcalc calculate 928 - Calculate 928 items with default stack size
/stackcalc calculate 928 16 - Calculate 928 items with stack size 16
/stackcalc help - Show help information

GUI Usage

Press C key in-game
Enter total items and stack size
Click "Calculate" or press Enter
View the result

⚙️ Configuration

Edit .minecraft/config/stackcalculator-common.toml:

enableCalculator - Enable/disable the calculator
defaultStackSize - Set default stack size (default: 64)

🧩 Compatibility

Minecraft 1.20.1
Forge 47.4.10+

FAQ

How to install Stack Calculator?

Install Forge for your Minecraft version, download Stack Calculator 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 Calculator support?

Stack Calculator has builds for Minecraft 1.20.1.

Is Stack Calculator needed on the server?

Works on either side — install it in the game, on the server, or both

License and source

MIT Licensefree to use and share with credit to the author

Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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