Node Red Tutorials for Absolute Beginners!

This repo we will discuss how to make a Dashboard using NODE-RED without a coding knowladge...!
This is a part of school workshops in SLIoT challenge 26.

How to set up :

First Clone the repository.

git clone "https://github.com/nilum2002/NODE-RED-Tutorials"

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🚀 Installing Node-RED

Node-RED runs on Windows, macOS, and Linux (Ubuntu). Follow the steps for your operating system.

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🪟 Windows

1️⃣ Install Node.js (LTS – Recommended)

• Download and install Node.js (LTS) 👉 https://nodejs.org/en/download
• Make sure npm is included (default).

Verify installation:

node -v
npm -v

2️⃣ Install Node-RED using npm

npm install -g --unsafe-perm node-red

3️⃣ Run Node-RED

node-red

Open your browser and go to:

http://localhost:1880

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🍎 macOS

1️⃣ Install Node.js

Option A: Using Homebrew (Recommended)

Install Homebrew (if not installed):

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

Install Node.js:

brew install node

Verify:

node -v
npm -v

2️⃣ Install Node-RED

npm install -g --unsafe-perm node-red

3️⃣ Run Node-RED

node-red

Access:

http://localhost:1880

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🐧 Ubuntu / Linux

1️⃣ Install Node.js (LTS)

Using NodeSource (recommended):

curl -fsSL https://deb.nodesource.com/setup_lts.x | sudo -E bash -
sudo apt install -y nodejs

Verify:

node -v
npm -v

2️⃣ Install Node-RED

sudo npm install -g --unsafe-perm node-red

3️⃣ Run Node-RED

node-red

Open:

http://localhost:1880

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Import Tutorials.

Go to import and import one by one and try.