Issues

• [Refactor] Merge feature registries?

  Tooling
  GoogleChrome/modern-web-guidance-src#1674 · Filter by author LeaVerou opened on Oct 4, 2026

• Audit and replace vacuous expect(true).toBe(true) and no-op assertions in guide graders

  P1
  Bug

  GoogleChrome/modern-web-guidance-src#1673 · Filter by author rviscomi opened on Oct 4, 2026 · 1.0 launch
  

• [Bug]: light-dismiss-a-dialog / platform-controls-dismiss-dialog: getBoundingClientRect() click fallback closes modal on drag-select overshoot and expectations.md contradict each other

  contentP1ui-behaviors
  Bug

  GoogleChrome/modern-web-guidance-src#1671 · Filter by author rviscomi opened on Oct 4, 2026 · 1.0 launch
  

• persistent-toast-notifications / persistent-app-tours: showModal() covers earlier manual popovers in LIFO order and marks sibling popovers inert

  contentP1ui-behaviorsui-components
  Bug

  GoogleChrome/modern-web-guidance-src#1670 · Filter by author rviscomi opened on Oct 4, 2026 · 1.0 launch
  

• Hand off new-use-case issues to eval owners at "Needs evals" and replace eval-gap with eval-update

  Agenda+Tooling
  GoogleChrome/modern-web-guidance-src#1667 · Filter by author rviscomi opened on Oct 2, 2026

• Improve workflow and automation for incremental feature updates and bug reports on published guides

  Agenda+Tooling
  GoogleChrome/modern-web-guidance-src#1665 · Filter by author rviscomi opened on Oct 2, 2026

• Triage gaps for chrome-extensions and consolidating skills-src/ into guides/chrome-extensions/

  extensionsTooling
  GoogleChrome/modern-web-guidance-src#1660 · Filter by author rviscomi opened on Oct 2, 2026
  2

• faster-spa-view-transitions: cached view eviction lacks verification that detached DOM is garbage collected

  contentP2performance
  Bug

  GoogleChrome/modern-web-guidance-src#1652 · Filter by author rviscomi opened on Oct 1, 2026
  1

  

• local-network-access: WebSocket constructor rejects targetAddressSpace and test flag misses IPv6 localhost

  contentP1security
  Bug

  GoogleChrome/modern-web-guidance-src#1651 · Filter by author rviscomi opened on Oct 1, 2026
  

• cross-document-transitions: demo compares navigation stage numbers lexicographically

  contentcssP2
  Bug

  GoogleChrome/modern-web-guidance-src#1650 · Filter by author rviscomi opened on Oct 1, 2026
  

• consistent-cross-document-transitions: link rel expect waits for DOM element rather than decoded pixels

  contentcssP1performance
  Bug

  GoogleChrome/modern-web-guidance-src#1649 · Filter by author rviscomi opened on Oct 1, 2026
  1

  

• contrast-color: OKLCH lightness threshold fallback disagrees with WCAG on 280+ colors

  accessibilitycontentcssP1
  Bug

  GoogleChrome/modern-web-guidance-src#1648 · Filter by author rviscomi opened on Oct 1, 2026
  

• visually-stable-font-fallbacks: font-size-adjust from-font scales against fallback during FOUT and cancels metric overrides

  contentcssP1visual-design
  Bug

  GoogleChrome/modern-web-guidance-src#1647 · Filter by author rviscomi opened on Oct 1, 2026
  

• spinner: keyframes rule placed inside scoped selector fails animation in standard CSS

  contentcssP1
  Bug

  GoogleChrome/modern-web-guidance-src#1646 · Filter by author rviscomi opened on Oct 1, 2026
  

• dark-mode: form controls fail to inherit dark palette in dark component containers

  contentcssP1
  Bug

  GoogleChrome/modern-web-guidance-src#1645 · Filter by author rviscomi opened on Oct 1, 2026
  

• interest-triggered-tooltips: UA popover inset causes viewport pinning and grader forbids standard position-area

  contentcssP1ui-behaviors
  Bug

  GoogleChrome/modern-web-guidance-src#1644 · Filter by author rviscomi opened on Oct 1, 2026
  1

  

• form-associated-custom-elements: formDisabledCallback permanently disables control and early validity check flags untouched state

  contentformshtmlP1
  Bug

  GoogleChrome/modern-web-guidance-src#1643 · Filter by author rviscomi opened on Oct 1, 2026
  

• autofill-payment-form: autocomplete token address-line-1 is invalid per HTML spec

  contentformsP2
  Bug

  GoogleChrome/modern-web-guidance-src#1642 · Filter by author rviscomi opened on Oct 1, 2026
  

• rich-media-picker: option::before fails to remove native checkmark and mandatory aria-label hides rich descriptions

  accessibilitycontentformsP1
  Bug

  GoogleChrome/modern-web-guidance-src#1641 · Filter by author rviscomi opened on Oct 1, 2026
  

• select-menu-interaction: error message markup lacks live region announcement and aria-invalid synchronization

  contentformsP2
  Bug

  GoogleChrome/modern-web-guidance-src#1640 · Filter by author rviscomi opened on Oct 1, 2026
  

• required-field-feedback: mandatory checkValidity on blur marks unvisited required fields invalid on tab-through

  contentformsP1
  Bug

  GoogleChrome/modern-web-guidance-src#1639 · Filter by author rviscomi opened on Oct 1, 2026
  

• accessible-error-announcement: missing invalid event listener leaves unfocused invalid fields unsynchronized on submit

  accessibilitycontentP1
  Bug

  GoogleChrome/modern-web-guidance-src#1638 · Filter by author rviscomi opened on Oct 1, 2026
  

• sanitize-untrusted-html: DOMPurify fallback retains aria-* and data-* attributes, exposing phishing vectors

  contentP1security
  Bug

  GoogleChrome/modern-web-guidance-src#1637 · Filter by author rviscomi opened on Oct 1, 2026
  

• state-aware-sticky-headers: box-model padding change induces CLS and causes 80px anchor link overshoot

  contentcssP1
  Bug

  GoogleChrome/modern-web-guidance-src#1636 · Filter by author rviscomi opened on Oct 1, 2026
  

• reduce-style-repetition: CSS @function fallback is overridden at parse time by dashed function with var() args

  contentcssP1
  Bug

  GoogleChrome/modern-web-guidance-src#1635 · Filter by author rviscomi opened on Oct 1, 2026