# Flask SocketIO

***

**1. Chat Application**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('message')
def handle_message(data):
    emit('message', {'message': data['message']}, broadcast=True)

@app.route('/')
def index():
    return render_template('chat.html')

if __name__ == '__main__':
    socketio.run(app)
```

**2. Real-Time Stock Ticker**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit
import random
import threading

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('connect')
def handle_connect():
    emit('ticker', {'price': random.randint(100, 200)})

def ticker_thread():
    while True:
        emit('ticker', {'price': random.randint(100, 200)})
        socketio.sleep(1)

threading.Thread(target=ticker_thread).start()

@app.route('/')
def index():
    return render_template('ticker.html')

if __name__ == '__main__':
    socketio.run(app)
```

**3. Collaborative Whiteboard**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('draw')
def handle_draw(data):
    emit('draw', {'x': data['x'], 'y': data['y']}, broadcast=True)

@app.route('/')
def index():
    return render_template('whiteboard.html')

if __name__ == '__main__':
    socketio.run(app)
```

**4. Multiplayer Game**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('move')
def handle_move(data):
    emit('move', {'x': data['x'], 'y': data['y']}, broadcast=True)

@app.route('/')
def index():
    return render_template('game.html')

if __name__ == '__main__':
    socketio.run(app)
```

**5. Real-Time Data Visualization**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('data')
def handle_data(data):
    emit('data', {'value': data['value']}, broadcast=True)

@app.route('/')
def index():
    return render_template('data.html')

if __name__ == '__main__':
    socketio.run(app)
```

**6. Remote Control**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('command')
def handle_command(data):
    emit('command', {'action': data['action']}, broadcast=True)

@app.route('/')
def index():
    return render_template('control.html')

if __name__ == '__main__':
    socketio.run(app)
```

**7. Real-Time Notifications**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('connect')
def handle_connect():
    emit('notification', {'message': 'Welcome!'})

@app.route('/')
def index():
    return render_template('notifications.html')

if __name__ == '__main__':
    socketio.run(app)
```

**8. File Sharing**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('file')
def handle_file(data):
    emit('file', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('file.html')

if __name__ == '__main__':
    socketio.run(app)
```

**9. Robot Control**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('command')
def handle_command(data):
    emit('command', {'action': data['action']}, broadcast=True)

@app.route('/')
def index():
    return render_template('robot.html')

if __name__ == '__main__':
    socketio.run(app)
```

**10. Remote Desktop**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('frame')
def handle_frame(data):
    emit('frame', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('desktop.html')

if __name__ == '__main__':
    socketio.run(app)
```

**11. Real-Time Clock**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('connect')
def handle_connect():
    emit('time', {'time': datetime.now().strftime('%H:%M:%S')})

@app.route('/')
def index():
    return render_template('clock.html')

if __name__ == '__main__':
    socketio.run(app)
```

**12. Live Stream**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('frame')
def handle_frame(data):
    emit('frame', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('stream.html')

if __name__ == '__main__':
    socketio.run(app)
```

**13. Real-Time Weather Data**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('weather')
def handle_weather(data):
    emit('weather', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('weather.html')

if __name__ == '__main__':
    socketio.run(app)
```

**14. Real-Time Data Analysis**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('data')
def handle_data(data):
    emit('data', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('analysis.html')

if __name__ == '__main__':
    socketio.run(app)
```

**15. Image Processing**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('image')
def handle_image(data):
    emit('image', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('image.html')

if __name__ == '__main__':
    socketio.run(app)
```

**16. Remote Code Execution**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('code')
def handle_code(data):
    emit('code', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('code.html')

if __name__ == '__main__':
    socketio.run(app)
```

**17. Real-Time Voting**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('vote')
def handle_vote(data):
    emit('vote', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('voting.html')

if __name__ == '__main__':
    socketio.run(app)
```

**18. Real-Time Auction**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('bid')
def handle_bid(data):
    emit('bid', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('auction.html')

if __name__ == '__main__':
    socketio.run(app)
```

**19. Real-Time Polling**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('poll')
def handle_poll(data):
    emit('poll', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('poll.html')

if __name__ == '__main__':
    socketio.run(app)
```

**20. Real-Time Form Processing**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('form')
def handle_form(data):
    emit('form', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('form.html')

if __name__ == '__main__':
    socketio.run(app)
```

**21. Real-Time Data Logging**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('log')
def handle_log(data):
    emit('log', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('log.html')

if __name__ == '__main__':
    socketio.run(app)
```

**22. Real-Time Monitoring**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('monitor')
def handle_monitor(data):
    emit('monitor', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('monitor.html')

if __name__ == '__main__':
    socketio.run(app)
```

**23. Real-Time Dashboard**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('dashboard')
def handle_dashboard(data):
    emit('dashboard', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('dashboard.html')

if __name__ == '__main__':
    socketio.run(app)
```

**24. Real-Time Calendar**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('calendar')
def handle_calendar(data):
    emit('calendar', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('calendar.html')

if __name__ == '__main__':
    socketio.run(app)
```

**25. Real-Time To-Do List**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('todo')
def handle_todo(data):
    emit('todo', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('todo.html')

if __name__ == '__main__':
    socketio.run(app)
```

**26. Real-Time Shopping Cart**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('cart')
def handle_cart(data):
    emit('cart', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('cart.html')

if __name__ == '__main__':
    socketio.run(app)
```

**27. Real-Time Comment Section**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('comment')
def handle_comment(data):
    emit('comment', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('comment.html')

if __name__ == '__main__':
    socketio.run(app)
```

**28. Real-Time Q\&A Platform**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('qa')
def handle_qa(data):
    emit('qa', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('qa.html')

if __name__ == '__main__':
    socketio.run(app)
```

**29. Real-Time News Feed**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('news')
def handle_news(data):
    emit('news', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('news.html')

if __name__ == '__main__':
    socketio.run(app)
```

**30. Real-Time Map**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('map')
def handle_map(data):
    emit('map', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('map.html')

if __name__ == '__main__':
    socketio.run(app)
```

**31. Real-Time Social Media**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('social')
def handle_social(data):
    emit('social', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('social.html')

if __name__ == '__main__':
    socketio.run(app)
```

**32. Real-Time Chatbot**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('chatbot')
def handle_chatbot(data):
    emit('chatbot', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('chatbot.html')

if __name__ == '__main__':
    socketio.run(app)
```

**33. Real-Time Translation**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('translate')
def handle_translate(data):
    emit('translate', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('translate.html')

if __name__ == '__main__':
    socketio.run(app)
```

**34. Real-Time Gaming**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('game')
def handle_game(data):
    emit('game', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('game.html')

if __name__ == '__main__':
    socketio.run(app)
```

**35. Real-Time Debugging**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('debug')
def handle_debug(data):
    emit('debug', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('debug.html')

if __name__ == '__main__':
    socketio.run(app)
```

**36. Real-Time Machine Learning**

```python
from flask import Flask, render_template
from flask_socketio import SocketIO, emit

app = Flask(__name__)
socketio = SocketIO(app)

@socketio.on('machine_learning')
def handle_machine_learning(data):
    emit('machine_learning', {'data': data['data']}, broadcast=True)

@app.route('/')
def index():
    return render_template('machine_learning.html')

if __name__ == '__main__':
    socketio.run(app)
```