Issues

• Idle embedded servers take about 200 ms to stop without any connections

  Kludex/uvicorn#3216 · Filter by author max-sixty opened on Oct 19, 2026

• Inconsistent IPv6 dual-stack behavior between single-worker and multi-worker modes

  Kludex/uvicorn#2945 · Filter by author ogajduse opened on May 21, 2026
  2

• Thread based worker

  Kludex/uvicorn#2880 · Filter by author Kludex opened on Apr 1, 2026

• Zero-Downtime restart

  Kludex/uvicorn#2757 · Filter by author yangbo1024 opened on Nov 10, 2025
  6

• If the lifetime is frozen, the app will not respond to the Ctrl + C

  Kludex/uvicorn#2751 · Filter by author s3ths1 opened on Nov 8, 2025

• How to restrict permissions for Unix socket?

  need confirmation
  Kludex/uvicorn#2731 · Filter by author Densaugeo opened on Oct 16, 2025
  3

  

• Bug report candidate: Uvicorn drops body with Upgrade: h2c + chunked"

  Kludex/uvicorn#2722 · Filter by author Kludex opened on Oct 9, 2025
  5

• split "standard" packaging extra

  Kludex/uvicorn#2714 · Filter by author deronnax opened on Sep 24, 2025
  5

• Add support for Fowarded header (RFC 7239)

  Kludex/uvicorn#2237 · Filter by author Kludex opened on Jan 29, 2024
  9

• Ctrl+C in terminal broken on windows

  need confirmationwindows
  Kludex/uvicorn#1972 · Filter by author davidefortunatotecnos opened on May 8, 2023
  52

• CTRL^C doesn't work while startup in progress

  need confirmation
  Kludex/uvicorn#1301 · Filter by author levsh opened on Dec 29, 2021
  4

  

• support @asynccontextmanager app_factory functions

  Kludex/uvicorn#1151 · Filter by author graingert opened on Aug 13, 2021
  12

• Implement TLS ASGI extension

  asgienhancement
  Kludex/uvicorn#1118 · Filter by author mdgilene opened on Jul 10, 2021
  2

• OSError: [Errno 24] Too many open files

  need confirmationuser experience
  Kludex/uvicorn#1030 · Filter by author SynclabIO opened on May 5, 2021
  28

• Support X-Forwarded-Host in proxy-headers

  Kludex/uvicorn#965 · Filter by author retrry opened on Feb 24, 2021
  15

• Support Binding to Multiple Ports

  Kludex/uvicorn#571 · Filter by author bartboy011 opened on Feb 10, 2020
  22

• unfavorable logger name "uvicorn.error"

  enhancementlogginguser experience
  Kludex/uvicorn#562 · Filter by author doncatnip opened on Jan 28, 2020 · Version 0.22.0
  26

  

• Honor gunicorn access log format

  enhancementhelp wantedloggingpolaruser experienceworkers/gunicorn
  Kludex/uvicorn#527 · Filter by author ipmb opened on Dec 13, 2019 · Version 0.22.0
  22