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Validate spec URLs

enhancementNice to have features.Nice to have features.

linterIssues or pull requests regarding the tests / linter of the JSON files.Issues or pull requests regarding the tests / linter of the JSON files.

Status: Open.

#29065 In mdn/browser-compat-data;

· caugner opened on Feb 17, 2026

Separate public and internal schema

enhancementNice to have features.Nice to have features.

schemaIsses or pull requests regarding the JSON schema files used in this project.Isses or pull requests regarding the JSON schema files used in this project.

Status: Open.

Task

#29059 In mdn/browser-compat-data;

· caugner opened on Feb 17, 2026

Linter does not complain about API split up into multiple files

linterIssues or pull requests regarding the tests / linter of the JSON files.Issues or pull requests regarding the tests / linter of the JSON files.

Status: Open.

#29047 In mdn/browser-compat-data;

· caugner opened on Feb 13, 2026

api.GPUAdapter.isFallbackAdapter - Not supported in Firefox

data:apiCompat data for Web APIs. https://developer.mozilla.org/docs/Web/APICompat data for Web APIs. https://developer.mozilla.org/docs/Web/API

p3Medium priority – Community PRs encouraged.Medium priority – Community PRs encouraged.

Status: Open.

#29039 In mdn/browser-compat-data;

· evilpie opened on Feb 12, 2026

api.FontFaceSet - Safari doesn't support loading events

data:apiCompat data for Web APIs. https://developer.mozilla.org/docs/Web/APICompat data for Web APIs. https://developer.mozilla.org/docs/Web/API

p3Medium priority – Community PRs encouraged.Medium priority – Community PRs encouraged.

Status: Open.

#29035 In mdn/browser-compat-data;

· adixon-adobe opened on Feb 12, 2026

api.AudioParam.cancelScheduledValues - Does not cancel in-progress curve events in Firefox

data:apiCompat data for Web APIs. https://developer.mozilla.org/docs/Web/APICompat data for Web APIs. https://developer.mozilla.org/docs/Web/API

p3Medium priority – Community PRs encouraged.Medium priority – Community PRs encouraged.

Status: Open.

#29029 In mdn/browser-compat-data;

· ahzvenol opened on Feb 12, 2026

api.VideoTrackGenerator - Wrong browser compatibility report

data:apiCompat data for Web APIs. https://developer.mozilla.org/docs/Web/APICompat data for Web APIs. https://developer.mozilla.org/docs/Web/API

info neededThis needs more information to review or act on.This needs more information to review or act on.

Status: Open.

#29001 In mdn/browser-compat-data;

· ThaBrad opened on Feb 9, 2026

Unnecessary <code>ie: false</code> doesn't cause linter error

bugConfirmed bugs in the repository (i.e. linter bugs), NOT browser implementation bugs.Confirmed bugs in the repository (i.e. linter bugs), NOT browser implementation bugs.

linterIssues or pull requests regarding the tests / linter of the JSON files.Issues or pull requests regarding the tests / linter of the JSON files.

Status: Open.

#28988 In mdn/browser-compat-data;

· caugner opened on Feb 6, 2026

Firefox mapping to -webkit-font-smoothing

Status: Open.

#28984 In mdn/browser-compat-data;

· nileshprajapati opened on Feb 5, 2026

css.properties.letter-spacing - <code>&lt;percentage&gt;</code> not supported until Chrome 145

data:cssCompat data for CSS features. https://developer.mozilla.org/docs/Web/CSSCompat data for CSS features. https://developer.mozilla.org/docs/Web/CSS

needs collector testNeeds a custom BCD collector testNeeds a custom BCD collector test

Status: Open.

#28979 In mdn/browser-compat-data;

· letynsoft opened on Feb 5, 2026

PageSwapEvent – Safari does not trigger this event for cross-origin navigations

data:apiCompat data for Web APIs. https://developer.mozilla.org/docs/Web/APICompat data for Web APIs. https://developer.mozilla.org/docs/Web/API

p3Medium priority – Community PRs encouraged.Medium priority – Community PRs encouraged.

Status: Open.

#28973 In mdn/browser-compat-data;

· bramus opened on Feb 4, 2026

npm run test on Windows fails

bugConfirmed bugs in the repository (i.e. linter bugs), NOT browser implementation bugs.Confirmed bugs in the repository (i.e. linter bugs), NOT browser implementation bugs.

info neededThis needs more information to review or act on.This needs more information to review or act on.

Status: Open.

#28958 In mdn/browser-compat-data;

· hamishwillee opened on Feb 2, 2026