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tools/wpt/wptrunner crashes on Python 3.13 with a custom entry point.

Status: Open.

#58984 In web-platform-tests/wpt;

· dpranke opened on Apr 4, 2026

Kacper

Status: Open.

#58972 In web-platform-tests/wpt;

· Ferdinand74 opened on Apr 3, 2026

Update webtransport_h3_server.py to latest IETF draft 15

Status: Open.

#58917 In web-platform-tests/wpt;

· jan-ivar opened on Apr 1, 2026

light-dark-image test using features that are not supported so the test fails for the wrong reason

Status: Open.

#58875 In web-platform-tests/wpt;

· dletorey opened on Mar 31, 2026

URL://myousaf

Status: Open.

#58836 In web-platform-tests/wpt;

· my8584123-bit opened on Mar 28, 2026

Rename MLPool2dOptions::roundingType -> MLPool2dOptions::outputShapeRounding

webnn

Status: Open.

#58747 In web-platform-tests/wpt;

· anssiko opened on Mar 25, 2026

webrtc/RTCDataChannel-send-close.html is buffering a lot of data channel data but expects to not overflow the buffer

webrtc-interop-2026

Status: Open.

#58246 In web-platform-tests/wpt;

· youennf opened on Mar 4, 2026

html/dom/elements-embedded.js is invalid again

Status: Open.

#57931 In web-platform-tests/wpt;

· AtkinsSJ opened on Feb 20, 2026

Firefox Android mobile runs missing since February 10th (stable and experimental)

infra

priority:urgent

Status: Open.

#57838 In web-platform-tests/wpt;

· DanielRyanSmith opened on Feb 17, 2026

Lack of test coverage for parsing ranged @font-face descriptors

Status: Open.

#57834 In web-platform-tests/wpt;

· AtkinsSJ opened on Feb 17, 2026

wpt manifest can create a MANIFEST.json with paths that don't decode on all platforms

infra

manifest

priority:roadmap

wpt

Status: Open.

Bug

#57721 In web-platform-tests/wpt;

· jonathan-j-lee opened on Feb 11, 2026

Feature Request: set timeout for JavaScript Tests (testharness.js) by passing timeout as a parameter in test url.

Status: Open.

#57646 In web-platform-tests/wpt;

· BruceDai opened on Feb 9, 2026