Dhara

Dhara is a CLI tool for seamless file transfer between devices using QR codes. Share files instantly between your desktop and mobile devices without installing any apps or signing up for services.

Features

• 🚀 Instant file sharing via QR codes
• 📱 No mobile app required - works through browser
• 📂 Support for single or multiple files
• 🗂️ Directory sharing with automatic zip compression
• 🔒 Secure one-time transfers with auto-expiring links
• 📊 Progress bar for transfer tracking

Installation

npm install -g dhara

Usage

Sharing Files

Share a single file:

dhara path/to/file

Share multiple files (automatically zipped):

dhara -m file1.txt file2.pdf file3.jpg

Share an entire directory(automatically zipped):

dhara path/to/directory

Receiving Files

Start receiving files:

dhara receive

With custom session ID:

dhara receive --id mysession123

How it Works

1. When sharing:

   • Dhara starts a temporary local server
   • Generates a QR code containing the download URL
   • Scan the QR code with your mobile device to download
   • Server automatically shuts down after transfer

2. When receiving:

   • Starts a temporary upload server
   • Displays QR code for the upload page
   • Open on mobile device to upload files
   • Files are saved to a local directory
   • Server shuts down after transfer

Development

Clone and install dependencies:

git clone https://github.com/yourusername/dhara.git
cd dhara
npm install

Build the project:

npm run build

Run locally:

npm start

Requirements

• Node.js >= 16.0.0
• Network connectivity between devices
• Devices must be on the same local network

License

MIT

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.