🚀 Crypto Webinar Registration Platform

A professional full-stack webinar registration system built using Node.js, Express, Nodemailer, and Twilio.

Users can register for a live crypto awareness webinar and instantly receive:

✅ Email confirmation
✅ WhatsApp confirmation
✅ Secure registration storage

🌐 Live Website:
https://crypto-webinars.onrender.com

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📌 Project Overview

This project is a real-world event registration system designed for conducting online crypto awareness webinars.

Once a user registers:

• Their data is securely saved
• A Zoom link is sent via Email
• A WhatsApp confirmation message is delivered instantly
• The system runs efficiently in production

This project is deployed on Render and uses environment variables for security.

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✨ Features

• ⚡ Fast form submission
• 📧 Email confirmation using Gmail SMTP
• 📱 WhatsApp confirmation using Twilio API
• 🔐 Secure environment variable handling
• 💾 JSON-based lightweight data storage
• 🌍 Deployed live on Render
• 📱 Mobile responsive frontend
• 🚀 Background email & WhatsApp processing (non-blocking)

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🛠 Tech Stack

• Node.js
• Express.js
• Nodemailer
• Twilio WhatsApp API
• Body-Parser
• Render (Deployment)
• HTML, CSS, JavaScript

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📂 Project Structure

crypto-webinar/
│
├── public/              # Frontend files
├── registrations.json   # Registration storage
├── app.js               # Main server file
├── package.json
└── README.md

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⚙️ Local Installation

1️⃣ Clone Repository

git clone https://github.com/PrakashWebDevX/Crypto-Webinar.git
cd PrakashWebDevX

2️⃣ Install Dependencies

npm install

3️⃣ Create .env File

EMAIL_USER=yourgmail@gmail.com
EMAIL_PASS=your_gmail_app_password
TWILIO_SID=your_twilio_sid
TWILIO_AUTH_TOKEN=your_twilio_auth_token

4️⃣ Run the Server

node app.js

Visit: http://localhost:3000

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📧 Gmail Setup (Important for Email to Work)

1. Enable 2-Step Verification in Gmail
2. Generate an App Password
3. Use the App Password in EMAIL_PASS
4. Make sure environment variables are added in Render dashboard

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📱 Twilio WhatsApp Setup

1. Create Twilio Account
2. Activate WhatsApp Sandbox
3. Add your number to sandbox
4. Add SID and Auth Token in environment variables

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🚀 Deployment (Render)

1. Push code to GitHub
2. Create a Web Service in Render
3. Connect your GitHub repository
4. Add Environment Variables
5. Deploy

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📅 Webinar Details

📌 Topic: Crypto Awareness & Safe Investing
📅 Date: 23 February 2026
⏰ Time: 7:00 PM IST
💻 Mode: Live Zoom Webinar

Zoom link is sent via Email & WhatsApp after successful registration.

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🔐 Security Measures

• Sensitive keys stored in environment variables
• Basic input sanitization
• String length limits
• Non-blocking background mail sending
• Safe file handling

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🧠 Future Improvements

• Database integration (MongoDB)
• Admin dashboard
• Email queue system
• Payment gateway integration
• Automated reminder system
• SMS backup notifications

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👨‍💻 Author

Prakash
Crypto Webinar Organizer
Coimbatore, Tamil Nadu

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📜 License

This project is licensed under the MIT License.