Pollyglot Translator

A minimal, secure web app for translating short messages into Hindi, Russian, or Japanese using LLMs.

Features

• Translate messages (max 50 characters) to Hindi, Russian, or Japanese
• Secure input validation and sanitization (client & server)
• Rate limiting to prevent abuse
• Simple, modern UI

Usage

1. Install dependencies:

   npm install
   

2. Set up API keys:
   • Configure your LLM provider in together.config.js (see file for details)
   • Ensure you have the necessary API keys for translation services
   • Set environment variable for TOGETHER_API_KEY in your .env file

3. Start the development server:

   npm run dev
   

4. Open the app:
   • Visit http://localhost:3001 in your browser

Project Structure

• index.js — Express server setup
• services/translational.js — Translation logic, validation, and sanitization
• src/ — Frontend (HTML, CSS, JS, assets)

Security

• All user input is validated and sanitized on both client and server
• Uses sanitize-html on the server to prevent XSS/injection
• Rate limiting via express-rate-limit

License

This project is part of the solo project of the Scrimba course - The AI Engineer Path.

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