Benoit Chesneau 3fc9a2f002 Fix WebSocket close handshake to comply with RFC 6455
- Add _close_sent, _close_received, _close_event state variables
- Server now waits for client's close frame response before marking
  connection as closed (5s timeout)
- Update _read_frames loop to continue reading after sending close
- Fix tests to simulate client close frame response
2026-04-03 14:53:36 +02:00
2026-02-06 08:21:18 +01:00
2026-01-23 01:20:03 +01:00
2026-02-06 08:21:18 +01:00
2026-01-27 09:46:42 +01:00
2026-02-06 08:21:18 +01:00
2026-03-24 23:21:23 +01:00

Gunicorn

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Gunicorn 'Green Unicorn' is a Python WSGI HTTP Server for UNIX. It's a pre-fork worker model ported from Ruby's Unicorn project. The Gunicorn server is broadly compatible with various web frameworks, simply implemented, light on server resource usage, and fairly speedy.

New in v25: Per-app worker allocation for dirty arbiters, HTTP/2 support (beta)!

Quick Start

pip install gunicorn
gunicorn myapp:app --workers 4

For ASGI applications (FastAPI, Starlette):

gunicorn myapp:app --worker-class asgi

Features

  • WSGI support for Django, Flask, Pyramid, and any WSGI framework
  • ASGI support for FastAPI, Starlette, Quart
  • HTTP/2 support (beta) with multiplexed streams
  • Dirty Arbiters (beta) for heavy workloads (ML models, long-running tasks)
  • uWSGI binary protocol for nginx integration
  • Multiple worker types: sync, gthread, gevent, eventlet, asgi
  • Graceful worker process management
  • Compatible with Python 3.9+

Documentation

Full documentation at https://gunicorn.org

Community

Support

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Sponsors

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License

Gunicorn is released under the MIT License. See the LICENSE file for details.

Description
gunicorn 'Green Unicorn' is a WSGI HTTP Server for UNIX, fast clients and sleepy applications.
Readme MIT 8.2 MiB
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