🏠 NexusHome – Voice-Controlled Home Automation

NexusHome is a comprehensive smart home automation system that enables users to control various home devices using natural voice commands. It features a Python-powered voice assistant integrated with a sleek and responsive web interface built using Flask and WebSockets for real-time communication.

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🚀 Features

• 🎙️ Voice Control: Use natural language commands to control devices.
• 🖥️ Real-Time UI Updates: Visual feedback for each device action.
• 💡 Multi-Device Support: Control lights, thermostat, fan, TV, music, curtains, and security.
• 🧠 Scenes Support: Predefined scenarios like:
  • Good Morning
  • Good Night
  • Leave Home
  • Entertainment Mode
• 📜 Activity Feed: Logs all commands and actions.
• 📱 Responsive Design: Works seamlessly on desktops and mobile devices.

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🗣️ Sample Voice Commands

📟 Device Control

• "Turn on the lights"
• "Turn off the fan"
• "Set temperature to 22"
• "Arm the security system"
• "Open the curtains"
• "Turn on the TV"
• "Play some music"

🎬 Scenes

• "Good morning"
• "Good night"
• "Leave home"
• "Entertainment mode"

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⚙️ Setup Instructions

✅ Prerequisites

Ensure you have the following installed:

• Python 3.7+
• pip package manager

📦 Required Python Packages

• Flask
• Flask-SocketIO
• SpeechRecognition
• pyttsx3
• simple-websocket

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###🧩 Troubleshooting Issue Solution 🎤 Microphone not working Check hardware connection and browser permissions 🛑 Voice not recognized Ensure internet is stable (uses Google Speech API) 🔌 WebSocket issues Confirm Flask server is running at http://localhost:5000

📄 License This project is licensed under the MIT License. See the LICENSE file for more information.

🙏 Acknowledgments 🎤 Speech recognition powered by Google Speech Recognition API

🎨 Icons provided by Font Awesome

💡 UI inspired by modern smart home dashboard designs

🧪 Installation Steps

# Clone the repository
git clone https://github.com/Sathvik257/Smart-Home.git
cd Smart-Home

# Create and activate virtual environment
python -m venv .venv

# On Windows
.venv\Scripts\activate

# On macOS/Linux
source .venv/bin/activate

# Install dependencies
pip install flask flask-socketio speechrecognition pyttsx3 simple-websocket

# Run the application
python app.py

Now open your browser and visit:
🌐 http://localhost:5000

🧠 Usage Guide
Click the microphone icon in the bottom-right corner.

Speak a command like: 🗣️ "Turn off the fan"

The system will:

Process the command

Update the device state visually

Log the action in the activity feed

🧱 System Architecture
Component	Description
🧠 Voice Assistant	Handles voice recognition and NLP (Python + SpeechRecognition)
🌐 Web Server	Flask-based backend with WebSocket support
🎨 Web Interface	HTML/CSS/JS dashboard with real-time feedback

🛠️ Customization
➕ Adding New Devices
Update the device_states dictionary in voice_assistant.py

Add command patterns in process_command()

Add a new card in index.html

Update the JavaScript logic to handle state changes

🎭 Adding New Scenes
Add scene keywords in process_command()

Define actions in handle_scene()

Add a new button under Quick Actions in index.html