What is CryptumPay Widget?

CryptumPay Widget is a JavaScript library that enables cryptocurrency payments on your website with a beautiful, customizable modal interface.

Overview

Instead of redirecting users to an external payment page, CryptumPay Widget displays a modal window directly on your site, providing a seamless payment experience while maintaining your brand identity.

Key Features

🖼️ Modal Payment Interface

The widget displays a modal window on top of your page where users can:

• Select cryptocurrency and network
• See real-time exchange rates
• Complete payment without leaving your site
• Track payment status

🚀 Simple Integration

• No build tools required - Load from CDN
• No complex blockchain code - We handle all cryptocurrency logic
• Works with any framework - Plain JavaScript, React, Vue, etc.
• Minimal code - Just a few lines to get started

🔒 Security First

• SRI Integrity Checks - Ensures the widget hasn't been tampered with
• HTTPS Only - All communication is encrypted
• Request Signing - Backend integration uses cryptographic signatures
• No sensitive data on frontend - API keys stay on your server

Benefits

For Merchants

• Higher Conversion - Users don't leave your site
• Better UX - Seamless payment flow
• Brand Control - Customizable appearance
• Easy Integration - Minimal code required

For Developers

• Well Documented - Comprehensive guides and examples
• Active Support - Responsive team
• Open Ecosystem - Works with any backend
• Framework Agnostic - Use with React, Vue, or plain JS

Technical Requirements

• Client-Side:

  • Modern browser (Chrome 90+, Firefox 88+, Safari 14+)
  • JavaScript enabled
  • HTTPS (required for production)

• Server-Side:

  • Node.js 18+ (or any language with HTTP client)
  • @cryptumpay/node-sdk for Node.js
  • CryptumPay API credentials

Next Steps

Ready to integrate? Here's where to go next:

1. Getting Started - Your first integration
2. Installation - Detailed setup guide
3. Use Cases - See how CryptumPay fits your business