IndexSwapy

A powerful financial instrument converter for NDX, QQQ, NQ, SPY, and ES values. Convert between different index products with real-time ratios.

Features

• Convert between multiple financial instruments:
  • QQQ ↔ NDX
  • QQQ ↔ NQ
  • SPY ↔ ES
• Real-time conversion ratios
• Multiple input formats (comma, space, or dash separated)
• Clean, responsive interface
• Automatic ratio updates
• Input validation and error handling
• Results caching for better performance

Live Demo

Visit: indexswapy.netlify.app

Input Formats

The converter accepts various input formats:

450, 449, 448           # Comma separated
450 449 448             # Space separated
450-449-448             # Dash separated
450, 449 - 448         # Mixed format

Development

Prerequisites

• Node.js (v14 or higher)
• npm (v6 or higher)

Installation

1. Clone the repository:

git clone https://github.com/59n/indexswapy.git
cd indexswapy

2. Install dependencies:

npm install

3. Start the development server:

npm start

4. Run tests:

npm test

Project Structure

indexswapy/
├── src/               # Source files
│   └── indexswapy.js  # Main converter logic
├── test/              # Test files
│   └── test-indexswapy.js
├── index.html         # Main application
├── netlify.toml       # Netlify configuration
├── package.json       # Project configuration
└── README.md         # Project documentation

Contributing

Please read CONTRIBUTING.md for details on our code of conduct and the process for submitting pull requests.

License

This project is licensed under the MIT License - see the LICENSE file for details.