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ChatCalc project artwork

CurseForge · Minecraft mod

ChatCalc

A NeoForge port of ChatCalc for Minecraft. Perform mathematical calculations directly in chat!

Choose a version Pick your version below, then grab the matching file.

Quick answer

Which ChatCalc release should I use?

Updated 11 months ago
Latest stable file chatcalc-1.0.0-1.21.1.jar
Game version 1.21.1
Loader NeoForge

chatcalc-1.0.0-1.21.1.jar targets 1.21.1 with 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 ChatCalc required on the client, server, or both?

The project page does not say whether this file belongs on the client, dedicated server, or both.

Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release NeoForge
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

The source does not explicitly classify this release as client-only or server-only.

Understand client and server requirements Read the Minecraft installation guide

What else does chatcalc-1.0.0-1.21.1.jar need?

chatcalc-1.0.0-1.21.1.jar. Change the file and its required mods may change too.

No extra mods listed for this file

This file does not list any required mods. Do not add a library just because a different file uses it.

This file does not list any required or optional mods.

Before you install it

Add ChatCalc without breaking your instance.

Built for chatcalc-1.0.0-1.21.1.jar. Pick another file and the loader, install side or required mods may change.

  1. 01

    Stick to this file

    Use chatcalc-1.0.0-1.21.1.jar. It targets 1.21.1 with NeoForge; another release may have different loader, side or dependency requirements.

  2. 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.

  3. 03

    Put it on the correct side

    The project page does not say whether this file belongs on the client, dedicated server, or both.

  4. 04

    Pick the file you checked

    Use the “Get this file” button beside chatcalc-1.0.0-1.21.1.jar. It opens that exact file at the source.

About this project

What does ChatCalc add?

ChatCalc (NeoForge Port)

Perform \\mathematical calculations directly in chat\\ – no commands or external tools needed. Supports custom functions, constants, and real-time evaluation.

image

✨ Features

  • 💬 Calculate directly in chat (press TAB to evaluate)
  • 🔢 Live result preview above chat
  • ⚙️ Custom functions & constants
  • 🧮 Supports + - * / ^ %, trigonometry, logs, sqrt, and more
  • 🚀 Client-side only – works everywhere

💡 Usage

Type:

2+2 → TAB → 4

sin(pi/2) → TAB → 1

myFunc(x;y)=x^2+y^2

myFunc(3;4) → TAB → 25

📦 Installation

  1. Install NeoForge 21.10.49+ for Minecraft 1.21.10
  2. Download ChatCalc (NeoForge)
  3. Place the .jar into your mods folder

🧾 License

Licensed under MPL-2.0
Original Fabric Mod by RealRTTV
NeoForge Port by Smallinger

🔗 More Info

GitHub Repository

Project description from CurseForge.

Pick your setup

ChatCalc by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

2 available setups

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

ChatCalc versions and loaders

2 of 2 releases match

Looking for an older file? The official CurseForge project page is in Resources.

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