Step-by-step Tutorial for Creating an Overlay Timer App using React JS + Electron JS

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Building a Desktop App with React JS + Electron JS : Step-by-step Tutorial [ Overlay Timer App ]

Building a Desktop App with React JS + Electron JS : Step-by-step Tutorial

In this tutorial, we will guide you through the process of building a desktop app using React JS and Electron JS. We will be creating an Overlay Timer App that displays a timer on top of other applications.

Step 1: Set up your project

First, make sure you have Node.js installed on your machine. Then, create a new directory for your project and navigate into it in your terminal.

mkdir overlay-timer-app
cd overlay-timer-app

Next, initialize a new Node.js project by running:

npm init -y

Step 2: Install React JS and Electron JS

Now, we need to install React JS and Electron JS in our project. Run the following commands in your terminal:

npm install react react-dom
npm install electron

Step 3: Create the app

Now, let’s create the React app. Create a new directory called “src” inside your project directory, and create a new file called “App.js” inside the “src” directory. Add the following code to “App.js”:

import React from 'react';

function App() {
  return (
    

Overlay Timer App

This is the timer app that will overlay on top of other applications.

); } export default App;

Next, create a new file called “index.js” inside the “src” directory and add the following code:

import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';

ReactDOM.render(
  ,
  document.getElementById('root')
);

Step 4: Create the Electron main file

Create a new file called “main.js” in your project directory and add the following code:

const { app, BrowserWindow } = require('electron');

let mainWindow;

app.on('ready', () => {
  mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      nodeIntegration: true
    }
  });

  mainWindow.loadURL(`file://${__dirname}/index.html`);
});

Step 5: Create the index.html file

Create a new file called “index.html” in your project directory and add the following code:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Overlay Timer App</title>
</head>
<body>
  <div id="root"></div>
  <script src="./src/index.js"></script>
</body>
</html>

Step 6: Run the app

Finally, to run the app, run the following command in your terminal:

electron .

Your Overlay Timer App should now open as a desktop application with a timer displayed on top of other applications. Congratulations on building your first desktop app with React JS and Electron JS!

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@PikoCanFly
7 months ago

I had so much fun creating this application and I hope it brings you so much joy! 🎉
I can't wait to hear your thoughts! 😊

@realdaly
7 months ago

Tauri >>>>>>>>

@HAverroes
7 months ago

Thanks for this original and unique project! Amazing tutorial! 👏

@ihaddox1199
7 months ago

I like it. I am trying to make one of these for myself and now I am definitely going to build in an Overlay mode. thank you.

@codery01
7 months ago

Thank you so much for sharing you skills on Electron JS. It is really helpful because there only few electron tutorials in youtube. Off-topic. I have a running local browser-app using react js. Can I transfer the components into electron js? Thanks!

@friendlyalien-jo3ys
7 months ago

Amazing amazing amazing tutorial!!!!! Thank you so much for making this! Thanks to you I can now build apps with Electron! 😀

@mohammed.haydar
7 months ago

Thank you so much, your tutrials have helped me a lot creating my first Electron app, which was amazing becuase all other tutrials were really difficult to follow-up .. Keep up the great work 😀