Issues

• Add support for opt-in WebSocket-over-HTTP/3 WPT variant

  docsinframanifestmozilla:gecko-blockedservewebsocketwebsocketswptwptrunner
  Unread
  web-platform-tests/wpt#63731·LiangTheDev opened Oct 15, 2026 · Updated Oct 23, 2026
  8

  

• send-many-64K-messages over h2 fails due to http/2 non-conformance

  websockets
  web-platform-tests/wpt#42896 · Filter by author mmastrac opened on Nov 1, 2023

• Exception when reading from web socket connection (I/O operation on closed file)

  infrapriority:backlogwebsockets
  web-platform-tests/wpt#38426 · Filter by author WeizhongX opened on Feb 9, 2023
  1

• Test WebSocket origin header/client in a multi-global situation

  websocketswg-html
  Unread
  web-platform-tests/wpt#28854·domenic opened May 5, 2021 · Updated May 5, 2021
  1

  

• [html] Add tests for WebSocket handshake w/COEP

  htmlwebsockets
  Unread
  web-platform-tests/wpt#20897·jugglinmike opened Dec 20, 2019 · Updated Jul 15, 2020
  2

  

• Centralize blocked port list

  fetchtype:cleanupwebsockets
  web-platform-tests/wpt#11346 · Filter by author annevk opened on Jun 5, 2018
  1

• websockets/cookies/007.html doesn't match spec

  websockets
  web-platform-tests/wpt#5213 · Filter by author jdm opened on Mar 23, 2017
  8

• websockets' cookies/005.html doesn't pass in any browser

  websockets
  web-platform-tests/wpt#2625 · Filter by author jdm opened on Feb 26, 2016
  6

• Make websocket tests run in workers

  good first issuewebsockets
  web-platform-tests/wpt#2557 · Filter by author jdm opened on Feb 3, 2016
  3

• Add a test for a websocket server sending malformed utf-8 in a text frame.

  type:missing-coveragewebsockets
  web-platform-tests/wpt#2378 · Filter by author Ms2ger opened on Nov 26, 2015

• Add a test for the reason in the websocket close handshake

  good first issuetype:missing-coveragewebsockets
  web-platform-tests/wpt#2253 · Filter by author Ms2ger opened on Oct 14, 2015

• Review comments on WebSocket tests.

  websockets
  web-platform-tests/wpt#2036 · Filter by author Ms2ger opened on Jul 28, 2015

• Add a test for WebSocket.close [Clamp]

  websockets
  web-platform-tests/wpt#1855 · Filter by author snf opened on May 25, 2015
  1

• websockets/interfaces/WebSocket/readyState/003.html -- bugy?

  htmlwebsockets
  web-platform-tests/wpt#1695 · Filter by author AFBarstow opened on Mar 30, 2015
  1

• websockets/cookies/001.html -- is this racy?

  htmlwebsockets
  web-platform-tests/wpt#1694 · Filter by author AFBarstow opened on Mar 30, 2015
  1

• websockets/keeping-connection-open/001.html -- the test is wrong

  htmlwebsockets
  web-platform-tests/wpt#1693 · Filter by author AFBarstow opened on Mar 30, 2015
  1

• websockets/interfaces/WebSocket/events/013.html is buggy

  htmlwebsockets
  web-platform-tests/wpt#1691 · Filter by author AFBarstow opened on Mar 30, 2015
  2