Daphne
Daphne is an open-source ASGI server used for building real-time web applications with Python. It is lightweight, high-performance, and built on top of Twisted and asyncio.
asgi
python
twisted
asyncio
realtime
Daphne: Open-Source ASGI Server
Real-time web application server for Python with Daphne is an open-source ASGI server used for building real-time web applications, lightweight, high-performance, built on top of Twisted and asyncio.
What is Daphne?
Daphne is an open-source ASGI (Asynchronous Server Gateway Interface) HTTP server designed for building real-time web applications and APIs with Python. It enables developers to take advantage of asynchronous Python frameworks like Django Channels or Starlette to handle long-lived connections more efficiently.
Some key features of Daphne include:
- Built on top of the Twisted and asyncio networking libraries for high-performance and scalability.
- Supports HTTP and WebSocket protocols for real-time bidirectional communication.
- Integrates seamlessly with popular Python async web frameworks like Django Channels and Starlette.
- Lightweight and easy to deploy, can be run behind load balancers like NGINX.
- Actively maintained and supported on GitHub by the Django Channels community.
Overall, Daphne is a robust and reliable ASGI server optimized for modern Python web application architectures. Its asynchronous design allows it to scale across many concurrent users and connections with minimal resource usage. This makes it well-suited for building real-time features or APIs where latency and performance are critical factors.
Daphne Features
Features
- Built on top of Twisted and asyncio
- Supports WebSocket and long-polling
- Auto-converts WSGI apps to ASGI
- Supports HTTP/2 and Server Sent Events
- Easy to deploy with Docker and Kubernetes
Pricing
- Open Source
Pros
Lightweight and high-performance
Good for real-time web apps
Active open source community
Integrates well with popular Python frameworks like Django and Flask
Cons
Less features than some commercial alternatives
Limited documentation
Not ideal for very complex applications
Official Links
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