Advanced Speech & Text Translation App

A comprehensive web application for speech-to-speech and text-to-speech translation supporting 100+ languages including regional Indian languages like Telugu, Marathi, Tamil, Hindi, and more.

• Speech-to-Speech Translation: Speak in one language and hear the translation in another
• Speech Recognition: Convert speech to text in real-time with support for regional languages
• Text-to-Speech: High-quality audio playback with native pronunciation
• Text Translation: Traditional text input with translation
• Regional Language Support: Extensive support for Indian languages (Telugu, Marathi, Tamil, Hindi, Bengali, Gujarati, Kannada, Malayalam, Punjabi, Urdu, etc.)
• Language Detection: Automatic detection of spoken and written language
• Voice Selection: Multiple voice options for different languages and accents
• Real-time Processing: Live speech recognition and instant translation
• Offline Capability: Basic functionality works without internet (browser-dependent)

├── backend/
│   ├── index.ts             # Main Hono server with translation API
│   └── README.md
├── frontend/
│   ├── components/
│   │   ├── App.tsx          # Main translation interface
│   │   ├── SpeechRecognition.tsx  # Speech recognition component
│   │   ├── VoiceSelector.tsx      # Voice selection component
│   │   └── LanguageSelector.tsx   # Language selection component
│   ├── index.html           # Main HTML template
│   ├── index.tsx            # Frontend entry point
│   ├── style.css            # Custom styles
│   └── README.md
├── shared/
│   ├── types.ts             # Shared TypeScript types
│   ├── languages.ts         # Comprehensive language definitions
│   └── README.md
└── README.md

• GET / - Serves the main application
• POST /api/translate - Translates text between languages
• GET /api/languages - Returns list of supported languages with speech capabilities
• GET /api/voices - Returns available voices for text-to-speech

1. Text Translation: Enter text and select languages for traditional translation
2. Speech Input: Click the microphone to speak in your chosen language
3. Speech Output: Use speaker icons to hear translations with native pronunciation
4. Voice Selection: Choose from multiple voices and accents for each language
5. Regional Languages: Full support for Indian regional languages with proper pronunciation

• Telugu (తెలుగు) - Native script and pronunciation
• Marathi (मराठी) - Devanagari script support
• Hindi (हिन्दी) - Multiple dialects and accents
• Tamil (தமிழ்) - Tamil script with proper pronunciation
• Bengali (বাংলা) - Bengali script support
• Gujarati (ગુજરાતી) - Gujarati script
• Kannada (ಕನ್ನಡ) - Kannada script
• Malayalam (മലയാളം) - Malayalam script
• Punjabi (ਪੰਜਾਬੀ) - Gurmukhi script
• Urdu (اردو) - Arabic script
• Odia (ଓଡ଼ିଆ) - Odia script
• Assamese (অসমীয়া) - Assamese script

• Arabic dialects (Egyptian, Gulf, Levantine)
• Chinese variants (Mandarin, Cantonese)
• Spanish variants (Latin American, European)
• Portuguese (Brazilian, European)
• French (Metropolitan, Canadian)
• English (US, UK, Australian, Indian)

• Backend: Hono framework with TypeScript
• Frontend: React with TypeScript
• Translation: Google Translate API
• Text-to-Speech: Web Speech API
• Styling: TailwindCSS