ep132 Monthly Platform 202309

published_at: 2023-10-01
guest: @myakura
toc: headings

Theme
Show Note

Chrome 動向

Stable: 117
Updates
Intents
Other

Firefox 動向

Stable: 118.0
Updates
Intents
Newsletter
MDN / Open Web Docs
Standard Position
Other

Safari 動向

Stable: 17.0
Updates
Standard Positions
Other

Edge 動向

Stable: 117
Updates
Other

WHATWG/W3C 動向

TPAC
Draft
Other

TC39 動向

Meeting
Proposals Diff
New Proposals
Other

WinterCG 動向

Meeting

IETF 動向

WG
Other

CDN 動向

Cloudflare
Fastly
Other

セキュリティ動向
周辺動向
イベント
Wrap Up

Theme

第 132 回のテーマは 2023 年 9 月の Monthly Platform です。

Show Note

Chrome 動向

Stable: 117

Updates

New in Chrome 117
- https://developer.chrome.com/en/blog/new-in-chrome-117/
- New CSS features for entry and exit animations.
- Array grouping
- Local overrides streamlined in DevTools.
- And more!
  - The much anticipated subgrid value for grid-template-columns and grid-template-rows is now implemented in Chrome.
  - There is a WebSQL deprecation trial and a developer trial for the unload event deprecation.
  - The notRestoredReasons API for bfcache, mentioned in the video for Chrome 116, should be launching in this version.
Chrome 118 beta
- https://developer.chrome.com/en/blog/chrome-118-beta/
- CSS
  - Scoped styles
  - CSS logical flow-relative values
  - Media Queries: prefers-reduced-transparency feature
  - Media Queries: scripting feature
  - Support stroke-box, content-box, and border-box in the transform-box CSS property
- HTML
  - Keyboard-focusable scroll containers
  - Remove quirks mode behavior for option label attribute
- Web APIs
  - Enrollment for Privacy Sandbox (PSB)
  - Block all cookies set via JavaScript that contain control characters
  - Consistent minimum font size across languages
  - Detect UA transitions on same-document navigations
  - URL parser will not decode percent-encoded ASCII characters in URL's path
  - Protected Audiences negative targeting
  - Remove payment user activation requirement
  - WebUSB in Extension Service Workers
  - XML documents merge consecutive CDATA sections into single node
  - Change beforeunload handler dialog condition
- Origin trials in progress
  - WebRTC encoded transform: modify metadata functions
- Deprecations and removals
  - Removal of some non-standard appearance keywords
- Background
What's New in DevTools (Chrome 118) - Chrome for Developers
- https://developer.chrome.com/en/blog/new-in-devtools-118/
- New section for custom properties in Elements > Styles
- More local overrides improvements
- Enhanced search
- Improved Sources panel
  - Streamlined workspace in the Sources panel
  - Reorder panes in Sources
  - Syntax highlighting and pretty-printing for more script types
- Emulate prefers-reduced-transparency media feature
- Lighthouse 11
- Accessibility improvements

Intents

Ship: :user-valid and :user-invalid CSS pseudo-classes
- https://groups.google.com/a/chromium.org/g/blink-dev/c/UpB_u-wvNeA
Ship: Attribution Reporting features (change registration limit, remove 1hr delay)
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Mh-mJiyJZFk
Ship: Baselines in New TextMetrics API in Canvas
- https://groups.google.com/a/chromium.org/g/blink-dev/c/AORzxU_ZNTk
Ship: Bounce Tracking Mitigations
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Lxi7LfRyI4c
Ship: CSS Relative Color Syntax (RCS)
- https://groups.google.com/a/chromium.org/g/blink-dev/c/KeKBTjKEdaU
Ship: Detect UA Transitions on same-document Navigations
- https://groups.google.com/a/chromium.org/g/blink-dev/c/OTGqhEZ7aug
Ship: Enrollment for Privacy Sandbox
- https://groups.google.com/a/chromium.org/g/blink-dev/c/J-nlzLKZvA0
Ship: Fenced Frames - Functionality Updates
- https://groups.google.com/a/chromium.org/g/blink-dev/c/2FKlwNZ0J4Q
Ship: HTML search element
- https://groups.google.com/a/chromium.org/g/blink-dev/c/5CHw-SXYKGc
Ship: Japanese Phrase Line Breaking
- https://groups.google.com/a/chromium.org/g/blink-dev/c/96q7WtXtWXc
Ship: Media Queries: scripting feature
- https://groups.google.com/a/chromium.org/g/blink-dev/c/jiCB_twBqnk
Ship: Payment handler minimal header UX
- https://groups.google.com/a/chromium.org/g/blink-dev/c/FJegKzRBcDY
Ship: Protected Audience directFromSellerSignals via HTTP response headers
- https://groups.google.com/a/chromium.org/g/blink-dev/c/JpWOdoPi5Wo
Ship: Sec-CH-Prefers-Reduced-Transparency User Preference Media Features Client Hints Header
- https://groups.google.com/a/chromium.org/g/blink-dev/c/KgSc7mn6pws
Ship: TLS Encrypted Client Hello (ECH)
- https://groups.google.com/a/chromium.org/g/blink-dev/c/CmlXjQeNWDI
Ship: view-timeline shorthand sets view-timeline-inset
- https://groups.google.com/a/chromium.org/g/blink-dev/c/yjfaImiMaXE
Ship: WebAssembly Garbage Collection (WasmGC)
- https://groups.google.com/a/chromium.org/g/blink-dev/c/K_GpDF0y5Q8
Ship: Change SVGClipPathElement to inherit from SVGElement
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Hq3r7dB6yoc
Ship: DTLS ClientHello extension permutation (WebRTC)
- https://groups.google.com/a/chromium.org/g/blink-dev/c/1CIKec0W1fg
Ship: Deprecate TLS SHA-1 server signatures
- https://groups.google.com/a/chromium.org/g/blink-dev/c/aFBsv39UqGE
Ship: Horizontal rules inside select elements
- https://groups.google.com/a/chromium.org/g/blink-dev/c/fklS2qR8Wm4
Ship: Partitioning Storage, Service Workers, and Communication APIs
- https://groups.google.com/a/chromium.org/g/blink-dev/c/24hK6DKJnqY
Ship: Private Network Access restrictions for automotive
- https://groups.google.com/a/chromium.org/g/blink-dev/c/fCz5k9OPFAA
Ship: Promise.withResolvers
- https://groups.google.com/a/chromium.org/g/blink-dev/c/JL4uXtfrCdU
Ship: Protected Audiences Negative Targeting
- https://groups.google.com/a/chromium.org/g/blink-dev/c/xzrWfs-BwFk
Ship: WebRTC Codec Selection API
- https://groups.google.com/a/chromium.org/g/blink-dev/c/-RicKxNXe4U
Ship: Intersection Observer Scroll Margin
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Ax8rTBusZ4s
Ship: Private Aggregation API bundled enhancements
- https://groups.google.com/a/chromium.org/g/blink-dev/c/cNK_uuCaNMs
Ship: Unprefix -webkit-background-clip for "text" and make it an alias
- https://groups.google.com/a/chromium.org/g/blink-dev/c/szcfsqyaFsg
Ship: Close requests for CloseWatcher, <dialog>, and popover=""
- https://groups.google.com/a/chromium.org/g/blink-dev/c/jM5au7yYzHM
Ship: Shared Storage API Enhancements
- https://groups.google.com/a/chromium.org/g/blink-dev/c/QWC8SnyOdzI
Implement: WebGL drawingBufferStorage
- https://groups.google.com/a/chromium.org/g/blink-dev/c/KhHQFVladnQ
Prototype and Ship: Allow transferring ArrayBuffer into VideoFrame, AudioData, EncodedVideoChunk, EncodedAudioChunk, ImageDecoder constructors
- https://groups.google.com/a/chromium.org/g/blink-dev/c/yZS0DLCwl6w
Prototype and Ship: Clip-path xywh() and rect() values
- https://groups.google.com/a/chromium.org/g/blink-dev/c/_ur5SByM_rg
Prototype and Ship: Generic Sensor WebDriver endpoints
- https://groups.google.com/a/chromium.org/g/blink-dev/c/cEp5jLjWDu8
Implement and Ship: AudioEncoderConfig.bitrateMode
- https://groups.google.com/a/chromium.org/g/blink-dev/c/ROW2C8i6g24
Implement and Ship: DisplayMediaStreamOptions monitorTypeSurfaces
- https://groups.google.com/a/chromium.org/g/blink-dev/c/t3kqlI58U8Q
Implement and Ship: SVGImageElement.crossOrigin attribute.
- https://groups.google.com/a/chromium.org/g/blink-dev/c/IjZW1CQNNxM
Implement and Ship: User-Agent Client Hints on Android WebView
- https://groups.google.com/a/chromium.org/g/blink-dev/c/HllilgilEso
Implement and Ship: CaptureStartFocusBehavior enum value "focus-capturing-application"
- https://groups.google.com/a/chromium.org/g/blink-dev/c/B2jT8PG8Lww
Implement and Ship: Feature detection for supported clipboard formats
- https://groups.google.com/a/chromium.org/g/blink-dev/c/pjpN9Lwv5Tk
Prototype: CJK punctuation kerning: the CSS text-spacing-trim property
- https://groups.google.com/a/chromium.org/g/blink-dev/c/NCUfiS4K32E
Prototype: CSS Sticky State Container Queries
- https://groups.google.com/a/chromium.org/g/blink-dev/c/C1D321h3OnA
Prototype: FedCM Improvements: Error API, Account Auto Selected Flag, Hosted Domain and Revocation
- https://groups.google.com/a/chromium.org/g/blink-dev/c/YfaGM8v-Ocs
Prototype: Initiator Info in Resource Timing API
- https://groups.google.com/a/chromium.org/g/blink-dev/c/ew98DDMuD9U
Prototype: Media Queries: scripting feature
- https://groups.google.com/a/chromium.org/g/blink-dev/c/nf3I6lAuHqo
Prototype: Page-Embedded Permission Control
- https://groups.google.com/a/chromium.org/g/blink-dev/c/TGsrhP4ref0
Prototype: Private Network Access restrictions for automotive
- https://groups.google.com/a/chromium.org/g/blink-dev/c/MO2HmKaFe8c
Prototype: Sec-CH-UA-Form-Factor client hint
- https://groups.google.com/a/chromium.org/g/blink-dev/c/RL7nmVio2PM
Prototype: Third-Party Cookie Phaseout
- https://groups.google.com/a/chromium.org/g/blink-dev/c/8mlWTOcEzcA
Prototype: Web Preferences API
- https://groups.google.com/a/chromium.org/g/blink-dev/c/UNfjkjHAPOM
Prototype: WebDriver commands for triggering Bounce Tracking Mitigations
- https://groups.google.com/a/chromium.org/g/blink-dev/c/VMTLpimgZTo
Prototype: form-sizing CSS property
- https://groups.google.com/a/chromium.org/g/blink-dev/c/cA-cmgrA_QE
Prototype: Snapchanged Events
- https://groups.google.com/a/chromium.org/g/blink-dev/c/AGsZy1WSIS0
Prototype: CSS dynamic-range-limit property
- https://groups.google.com/a/chromium.org/g/blink-dev/c/jzSeH70To2s
Prototype: ExportID for cross ShadowRoot ARIA
- https://groups.google.com/a/chromium.org/g/blink-dev/c/CEdbbQXPIRk
Prototype: HTMLSelectElement showPicker()
- https://groups.google.com/a/chromium.org/g/blink-dev/c/6MUAqY2r3Hg
Prototype: Intersection Observer Scroll Margin
- https://groups.google.com/a/chromium.org/g/blink-dev/c/oyarD9dGSUk
Prototype: Face-Framing API.
- https://groups.google.com/a/chromium.org/g/blink-dev/c/LyQu9L_Iv58
Prototype: Mesh2D Canvas API
- https://groups.google.com/a/chromium.org/g/blink-dev/c/bqKJhWf6Lgk
Prototype: NavigateEvent sourceElement
- https://groups.google.com/a/chromium.org/g/blink-dev/c/fJhFQV-2v38
Prototype: Observable API
- https://groups.google.com/a/chromium.org/g/blink-dev/c/kPoFF2SREq8
Prototype: 'firstrender' event
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Ujfh4GwHn4E
Prototype: Device Bound Session Credentials (DBSC)
- https://groups.google.com/a/chromium.org/g/blink-dev/c/xvZJPpXNS8Y
Prototype: Third-party cookie deprecation exemption heuristics
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Eeh2pE0DRaE
Experiment: X25519Kyber768 key encapsulation for TLS
- https://groups.google.com/a/chromium.org/g/blink-dev/c/xb4JCKhED3k
Experiment: WebAssembly JS String Builtins
- https://groups.google.com/a/chromium.org/g/blink-dev/c/GAiSZ-13cas
Experiment: Partitioning :visited links history Phase 1
- https://groups.google.com/a/chromium.org/g/blink-dev/c/U5AX0OXaxM8
Experiment: Open popups as fullscreen windows
- https://groups.google.com/a/chromium.org/g/blink-dev/c/nYd8lBVannY
Extend Experiment: Speculation Rules - Document rules, response header
- https://groups.google.com/a/chromium.org/g/blink-dev/c/7nE9rGwpXGc
Deprecate and Remove: Dangling markup in target name
- https://groups.google.com/a/chromium.org/g/blink-dev/c/UKk_LnqinxA
Deprecate and Remove: Same-origin blanket enforcement in CSPEE
- https://groups.google.com/a/chromium.org/g/blink-dev/c/VtKJHVgQRzE
Experiment:
Change:
Unship:
Remove:
PSA: Add missing unit value functions to numeric factory for the CSS typed OM api
- https://groups.google.com/a/chromium.org/g/blink-dev/c/G2FRzCW21DA
PSA: Adjacent CDATA sections in XML documents will now be merged
- https://groups.google.com/a/chromium.org/g/blink-dev/c/GhRScWaK1DI
PSA: Disallowing unknown import attributes keys
- https://groups.google.com/a/chromium.org/g/blink-dev/c/WMhGw7OMvWA
PSA: Improved covering and nested scroll snap handling
- https://groups.google.com/a/chromium.org/g/blink-dev/c/nrv9MtQ7BDY
PSA: Largest Contentful Paint now includes videos
- https://groups.google.com/a/chromium.org/g/blink-dev/c/BvXwybMPvTw
PSA: Extending Storage Access API (SAA) to non-cookie storage Explainer
- https://groups.google.com/a/chromium.org/g/blink-dev/c/Mfkj1VqsKX0
PSA: Opener Storage Partitioning Explainer
- https://groups.google.com/a/chromium.org/g/blink-dev/c/pWbFePTUnB4
PSA: Minor additions to WebGPU
- https://groups.google.com/a/chromium.org/g/blink-dev/c/DP55Uadw7-o
PSA: CSS Counters rework
- https://groups.google.com/a/chromium.org/g/blink-dev/c/a76jqhavMno
PSA: Fire beforeinput event before compositionupdate event during IME composition.
- https://groups.google.com/a/chromium.org/g/blink-dev/c/spwtbdODC3Q
PSA: Enabling partitioned 3rd party storage when "Block 3rd Party Cookies" setting is enabled
- https://groups.google.com/a/chromium.org/g/blink-dev/c/uppiYp7lIpY
Launching streamlined intent process
- https://groups.google.com/a/chromium.org/g/blink-dev/c/bqvB1oap0Yc
Are you interested in hosting a talk at BlinkOn 18? Sign up now!
- https://groups.google.com/a/chromium.org/g/blink-dev/c/lrniskJOlJg
Action required: You're invited to BlinkOn 18 on Oct 17-19th!
- https://groups.google.com/a/chromium.org/g/blink-dev/c/wj5NjvyzIXI
Call for lightning talks at BlinkOn18!
- https://groups.google.com/a/chromium.org/g/blink-dev/c/zDwHtJY2vJg
FYI that new Topics Taxonomy (v2) is starting to roll out to Stable soon
- https://groups.google.com/a/chromium.org/g/blink-dev/c/v5Cl0tecNW4
We've opened up more space for Lightning Talks
- https://groups.google.com/a/chromium.org/g/blink-dev/c/V8B18YjODy8

Other

web.dev
- Four common types of code coverage
  - https://web.dev/ta-code-coverage/
- Submit your proposals for Interop 2024
  - https://web.dev/interop-2024-proposals/
- CSS Subgrid
  - https://web.dev/css-subgrid/
google developer blog
- Celebrating 25 years of Google Search: developer trends and history - Google for Developers Blog - News about Web, Mobile, AI and Cloud
  - https://developers.googleblog.com/2023/09/25-years-google-search-developer-trends.html
google developer japan blog
- Google Developers Japan: BudouX: 読みやすい改行のための軽量な分かち書き器
  - https://developers-jp.googleblog.com/2023/09/budoux-adobe.html
chrome developer blog
- https://developer.chrome.com/blog/
- Google Summer of Code and Chrome Extensions
  - https://developer.chrome.com/en/blog/google-summer-of-code-and-chrome-extensions/
- What's New in WebGPU (Chrome 117)
  - https://developer.chrome.com/en/blog/new-in-webgpu-117/
- From WebGL to WebGPU - Chrome for Developers
  - https://developer.chrome.com/en/blog/from-webgl-to-webgpu/
- We are Chrome for Developers - Chrome for Developers
  - https://developer.chrome.com/en/blog/we-are-chrome-for-developers/
- Seamless navigation made possible with view transitions - Chrome for Developers
  - https://developer.chrome.com/en/blog/view-transitions-case-studies/
chromium blog
- Chromium Blog: Unveiling the Chrome Web Store's Redesign
  - https://blog.chromium.org/2023/09/unveiling-chrome-web-stores-redesign.html
canary
- https://www.chromium.org/getting-involved/dev-channel
google security blog
- Google Online Security Blog: Capslock: What is your code really capable of?
  - https://security.googleblog.com/2023/09/capslock-what-is-your-code-really.html
- Google Online Security Blog: Scaling Rust Adoption Through Training
  - https://security.googleblog.com/2023/09/scaling-rust-adoption-through-training.html
- Google Online Security Blog: SMS Security & Privacy Gaps Make It Clear Users Need a Messaging Upgrade
  - https://security.googleblog.com/2023/09/sms-security-privacy-gaps-make-it-clear.html
v8
- https://v8.dev/
other
- ブラウザで Gmail の最新バージョンを使用する - Gmail ヘルプ
  - https://support.google.com/mail/answer/15049?hl=ja
  - 重要: 2024 年 1 月までは、簡易 HTML 形式を使用してブラウザで Gmail を表示できます。この日を過ぎると、 Gmail は自動的に標準 HTML 形式に変更されます。
  - TenFourFox Development: Google ending Basic HTML support for Gmail in 2024
    - https://tenfourfox.blogspot.com/2023/09/google-ending-basic-html-support-for.html

Firefox 動向

Stable: 118.0

Updates

Firefox 118.0, See All New Features, Updates and Fixes
- https://www.mozilla.org/en-US/firefox/118.0/releasenotes/
Firefox 118 for developers - Mozilla | MDN
- https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Releases/118
- <search>
- CSS abs(), sign(), round(), mod(), rem(), pow(), sqrt(), hypot(), log(), exp()
- ORB

Intents

Ship: ARIA reflection (non-IDREF) and default Accessibility Semantics for Custom Elements
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/1IvZq_uK9Ho
- element.ariaSelected など aria-* 属性に対応するプロパティ
Ship: Well-Formed Unicode Strings
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/vkTeclv4uL8
Ship: fdlibm Math in Nightly/Early Beta
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/wBpkmbmyzqw
Ship: COEP: credentialless
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/NyzahidY5bw
Ship: Javascript Array grouping proposal
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/1pnEwgLPxtQ
Ship: WebAssembly GC
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/Rk_c6X1oj24
Prototype: CSS text-wrap:balance
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/O0U9UuhK90o
Prototype: start transitions on discrete animation types
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/jVSRE6JommI
Prototype: Text fragments
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/1F1vsI0Q1dI
Prototype: Origin-keyed Agent Clusters
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/UmfbTsiFl_g
Prototype: Early Hints
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/GNp44ffmGGs
Prototype: Screen Wake Lock API
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/tWuBjgtfItA
Prototype: Symbols as WeakMap keys (ECMA 262)
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/NNpke-yy9uQ
Prototype: CSS zoom
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/n2qHmrAdta4
- IE 独自拡張で WebKit/Blink にも実装された zoom プロパティ
- 仕様もないので互換性に問題が出ている
- フォールバックとして使われる -moz-transform の削除を含めなんとか実装できないか検討中
Prototype and Ship: CSS attr() fallback
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/SsXXqvp8O3s
Prototype and Ship: Make ::backdrop inherit from its originating element.
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/_MTabf8-omg
Unship: -moz-image-rect()
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/zNzYpD2UcRE
Change: HTML editor respects CSS display property to consider inline vs. block
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/YsAgwshXXms
Change:
Remove:

Engineering Effectiveness Newsletter (Summer 2023 Edition)
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/hsOtyjVLAgw/m/EYGWjKM3AAAJ
Firefox DevTools Newsletter - 118 - Firefox Developer Experience
- https://fxdx.dev/firefox-devtools-newsletter-118/
Firefox WebDriver Newsletter - 118 - Firefox Developer Experience
- https://fxdx.dev/firefox-webdriver-newsletter-118/

MDN / Open Web Docs

OWD at TPAC Sevilla
- https://openwebdocs.org/content/posts/tpac-sevilla/

Standard Position

今月 Close されたものをみる
- https://github.com/mozilla/standards-positions/issues?q=closed%3A%3E2023-09-01+
positive
- Multiple Readers and Writers in File System Access API #861
- Policy container #863
- X25519Kyber768 key encapsulation for TLS #874
- Remove same-origin blanket enforcement from CSP Embedded Enforcement #878
- CSS Values 5: attr() fallback #885
- CaptureStartFocusBehavior enum value "focus-capturing-application" #888
- MediaStreamTrack Statistics #895
- URLPattern API (positive) #893
- Service Worker Static Routing API #894

Other

Faster Vue.js Execution in Firefox - Mozilla Hacks - the Web developer blog
- https://hacks.mozilla.org/2023/09/faster-vue-js-execution-in-firefox/
- ベンチマークの Vue.js が v3 になってスコアが下がった
- Vue 3 では Proxy を使っていて、そのパフォーマンスがよくなかった
- Proxy のパフォーマンスを改善し、 Vue.js の TodoMVC のパフォーマンスが 40% 向上した
Dani Chehak, Mozilla's new chief people officer
- https://blog.mozilla.org/en/mozilla/leadership/dani-chehak-mozillas-new-chief-people-officer/
A year after the disastrous breach, LastPass has not improved | Almost Secure
- https://palant.info/2023/09/05/a-year-after-the-disastrous-breach-lastpass-has-not-improved/
Ownership change for Mozilla CA Certificate Policy module
- https://www.mail-archive.com/dev-security-policy@mozilla.org/msg01422.html
Version 2.9 of the Mozilla Root Store Policy - Mozilla Security Blog
- https://blog.mozilla.org/security/2023/09/13/version-2-9-of-the-mozilla-root-store-policy/
Google Meet and the rest of G Workspace are working better than ever on Firefox
- https://blog.mozilla.org/en/products/firefox/google-meet-firefox/
Heads-up: unshipping plugin-container in Firefox 119 (Linux/Unix but not Mac or Windows)
- https://groups.google.com/a/mozilla.org/g/dev-platform/c/yOb2valM9Po

Safari 動向

Stable: 17.0

Updates

Release Notes for Safari Technology Preview 178
- https://webkit.org/blog/14435/release-notes-for-safari-technology-preview-178/
- CSS
  - Implemented counter-set property (267137@main)
- JavaScript
  - Enabled import attributes (266957@main)
  - Added support for Intl.NumberFormat's FormatApproximately operation (266645@main)
  - Changed Intl.DurationFormat digital's default from narrow to short (266891@main)
- Web API
  - Enabled Fetch Priority by default (267196@main)
  - Enabled requestIdleCallback (267023@main, 266750@main)
  - Enabled responsive images in <link rel=preload> (266787@main)
  - Added the change event for the Cookie Store API (266850@main)
  - Added more restrictions for top-frame navigations by a third-party iframe (266666@main)
  - Added support for from-image to ImageBitmapOptions (266893@main)
  - Added the support for key pair checks for Ed25519 in WebCrypto (267184@main)
WebKit Features in Safari 17.0
- https://webkit.org/blog/14445/webkit-features-in-safari-17-0/
- see release note
Safari 17 Release Notes | Apple Developer Documentation
- https://developer.apple.com/documentation/safari-release-notes/safari-17-release-notes
- Accessibility
  - Added support for code ARIA role. (106621574)
  - Fixed display: contents elements to be able to return selected accessibility children. (108428630)Fixed display: contents elements sometimes missing their children. (113044333)
- Apple Pay
  - Added support for Apple Pay in cross-origin iframes with the allow="payment" attribute. (88969594)
- Authentication
  - Added support for largeBlob extension for the local authenticator. (105237759)
- CSS
  - Added support for @counter-style. (30318695)
  - Added support for the update Media Query. (35799713)
  - Added support for optional resolution and type arguments in image-set(). (77598590)
  - Added support for contain-intrinsic-size. (89358231)
  - Added support for full-width and full-size-kana values for text-transform. (100310853)
  - Added support for multiple text-transform values. (105381249)
  - Added support for @supports font-tech() and @font-face { src: tech() }. (105665900)
  - Added support for the @font-face size-adjust descriptor. (106349717)
  - Added support for containerName and containerQuery and updated conditionText to be "containerName containerQuery". (106505281)
  - Added support for overflow-block and overflow-inline media query features. (106511968)
  - Added support for the two-value syntax of font-size-adjust. (107290850)
  - Added support for @supports font-format(). (107381176)
  - Added support for the from-font value for font-size-adjust. (107735982)
  - Added nowrap white-space to the User-Agent Stylesheet for the option element. (110019702)
  - Added support for the scripting media query. (110949545)
  - Added support for word-break: auto. (111507205)
  - Added support for contain-intrinsic-size: auto none. (111510558)
  - Added support for contain-intrinsic-size: inherit. (112409855)
  - Fixed: Improved image-set compatibility. (105097744)
  - Fixed transition-property: all to include custom properties. (105556538)
  - Fixed #x, such as 1x, to be recognized a resolution calc unit category. (105700660)
- Editing
  - Improved interoperability for the Range API and Selection API. (100579464)
  - Added a new appearance for marked text. (101869724)
  - Added support for the caret color to match the accent color of the system on macOS. (102450017)
- Forms
  - Added support for <hr> inside <select>. On macOS this is rendered as a separator. (107656886)
  - Fixed <input pattern> to use the regular expression v flag rather than u. (105268069)
- HTML
  - Added experimental support for the <model> element. (100595523)
  - Added support for the popover attribute. (104204093)
  - Added support for the <search> element. (107175819)
- HTTP
  - Added support for preconnect via HTTP early hints. (106055702)
  - Fixed respecting Content-Type header for MIME type determination. (73343155)
  - Fixed a bug with empty header values in Headers objects with "request-no-cors" guard. (105207779)
  - Fixed Cross-Origin-Embedder-Policy incorrectly blocking an iframe on a cache hit. (107002434)
  - Fixed vary header behavior for opaque responses. (107769146)
- Images
  - Added support for HEIC/HEIF images. (99517108)
  - Added support for JPEG XL. (100641584)
- JavaScript
  - Added support for RegExp duplicate named capture groups. (100335581)
  - Added support for the RegExp v flag. (100337109)
  - Added support for new Set.prototype methods. (105190165)
  - Updated Intl.Locale to replace info getters with individual get... methods. (105570888)
  - Added support for Set.prototype.difference. (106031487)
- Lockdown Mode
  - Disabled IndexedDB. (101187278)
  - Disabled the File API and FileReader API. (101187306)
  - Disabled support for the <embed> element. (101187413)
  - Added support for select web fonts. (101523138)
  - Added Lockdown Mode support to WebKit on watchOS. (101525499)
  - Disabled support for experimental APIs. (101969455)
  - Disabled the WebSpeech (SpeechSynthesis) API. (103316392)
  - Disabled the WebLocks API. (103316423)
- Private Browsing
  - Added blocking for known trackers and fingerprinting. (99360202)
  - Added support for mitigating trackers that map subdomains to third-party IP addresses. (99360259)
  - Added blocking for known tracking query parameters in links in Private Browsing. (99360362)
  - Added noise to fingerprintable web APIs. (99360413)
  - Added console log messages when blocking requests to known trackers. (100523322)
  - Added support for blocking trackers that use third-party CNAME cloaking. (101612742)
  - Added support for Private Click Measurement. (106245330)
- Profiles
  - Added support for enabling Safari Extensions per-profile. (99399845)
  - Added support for Web Push subscriptions per profile. (100194363)
- Storage
  - Added complete support for the Storage API. (84280909)
  - Added support for overwriting the move method for FileSystemHandle. (105858983)
  - Added support for StorageManager.estimate(). (106169267)
  - Added support for calculating quota based on disk space. (107711361)
- Web API
  - Added support for 3D OffscreenCanvas WebGL support. (39882956)
  - Added canvas.drawImage support for SVGImageElement as an image source. (79555760)
  - Added support for <link rel="modulepreload">. (88670991)
  - Added support for the focus fixup rule. (89902824)
  - Added support for using relative URLs in the WebSocket constructor and HTTP(S) schemes. (101929623)
  - Added support for Ed25519 cryptography. (105264767)
  - Added support for URL.canParse(). (106934916)
  - Added support for customElements.getName method. (108411398)
  - Added support for two-parameter delete() and has() on URLSearchParams. (108949109)
  - Added experimental support for priority to CSS Highlight API. (110125853)
- Web apps
  - Added support for web apps on macOS Sonoma. Add any website to the Dock from the File menu or Share Sheet to get to them even faster. Web apps open in their own window, and integrate with system features like Stage Manager, Screen Time, Notifications, and Focus. (68606770)
Release Notes for Safari Technology Preview 179
- https://webkit.org/blog/14532/release-notes-for-safari-technology-preview-179/
- CSS
  - Added support for mask-border properties. (267460@main)
  - Added support for the cap unit. (267315@main)
  - Added support for the position parameter in ray(). (267459@main)
  - Added new relaxed parsing behavior for CSS Nesting. (267549@main)
  - Added support for xywh() shape. (267789@main)
  - Added support for offset-position: normal for CSS Motion Path. (267657@main)
  - Added support for the rcap, rex, ric, and rch units. (267321@main)
  - Added new typed OM factory functions for font and root font relative units. (267437@main)
  - Added support for the coord-box parameter in ray(). (267566@main)
  - Added offset-position support for circle() and ellipse(). (267810@main)
- HTML
  - Added support for the name attribute in the <details> element. (267756@main)
Safari 17.1 Beta Release Notes | Apple Developer Documentation
- https://developer.apple.com/documentation/safari-release-notes/safari-17_1-release-notes
  - バグ修正
CSS Nesting and the Cascade
- https://webkit.org/blog/14571/css-nesting-and-the-cascade/
- & がいらなくなった
- ネストされたブロックの後に宣言がある場合どうするか poll
  - ネストされたブロック後の宣言を hoist するかしないか

Standard Positions

今月 Close されたものをみる
- https://github.com/WebKit/standards-positions/issues?q=is%3Aissue+closed%3A%3E2023-09-01+
- Support
  - SVGImageElement.crossOrigin attribute. #241
  - css-ui form-sizing property #231
  - Re-introduction of Media Queries (and srcset/sizes) in Source Elements #190
  - Motion Path #187
  - Scroll-driven animations #152
  - scrollend event #150
  - text-wrap: balance CSS property #143
  - scrollbar-color CSS property #134
  - Sanitizer API #86
  - Style Container Queries (for custom properties) #57
  - ContentVisibilityAutoStateChanged event #33
- Withdrawn
  - Request for position: dialogmodaltarget attribute #213
  - MathML colspan attribute for the mtd element #126

Other

Edge 動向

Stable: 117

Updates

Other

Web Weirdness: Probing Localhost - text/plain
- https://textslashplain.com/2023/09/14/web-weirdness-probing-localhost/
Web Platform Weirdness: Babies and Bathwater - text/plain
- https://textslashplain.com/2023/09/14/web-platform-weirdness-babies-and-bathwater/
Security: Tradeoffs - text/plain
- https://textslashplain.com/2023/09/15/security-tradeoffs/
A new wave of innovation with Edge, your AI-powered browser | Windows Experience Blog
- https://blogs.windows.com/windowsexperience/2023/09/22/a-new-wave-of-innovation-with-edge-your-ai-powered-browser/

WHATWG/W3C 動向

TPAC

"Unique" Origins @ webappsec
- https://github.com/w3c/webappsec/blob/main/meetings/2023/2023-09-14-TPAC-minutes.md#unique-origins-explainer
- メールに添付されたファイルの展開などで、スクリプトが実行されてもいいように
- サンドボックスドメインを分けたりするが、それは面倒。
- 他にも、ドメインないで 3rd Party のコンテンツを展開したい場合にもつかえる。
- Sandbox されつつ Origin が独立する iframe
Source Code Transparency proposal @ webappsec
- CT みたいな仕組みで、全てのコンテンツのハッシュを検証できるようにしたい
- https://github.com/w3c/webappsec/issues/627#issuecomment-1673637611
  - source-code-transparency/explainer.md at main · twiss/source-code-transparency · GitHub
  - https://github.com/twiss/source-code-transparency/blob/main/explainer.md
Page Embedded Permission Control @ webappsec
- https://github.com/w3c/webappsec/blob/main/meetings/2023/2023-09-15-TPAC-minutes.md#page-embedded-permission-control-explainer
- Permission Prompt を出す <permission> タグが欲しい
Compression Dictionaries @ webperf
- https://docs.google.com/presentation/d/1QiONfo4rnrGrZYGKfpkFvo6oDxPa_ualDCmf5a6bHw8/edit
- 内容紹介。ベンチマークがすごい。
Soft Navigation @ webperf
- https://docs.google.com/presentation/d/1p3fmHy1tai7WabGt3S7bOj_rr1HXdmwdw3nx8mTnncw/edit
- CSS だけで soft nav してるっぽいページがある
- それを踏まえて soft nav とは何か?どう定義するか?という議論
WebComponents
- https://twitter.com/EisenbergEffect/status/1701978860143673474
- Firefox が Declarative Shadow DOM をもうすぐ Ship
- Scoped Custom Element Registries の未解決問題が片付いて MS が Chromium に実装中
- Google は DOM Parts のプロトタイプを flag で実施中
- HTML に custom attributes/behaviors/enhancements/mixins を持ち込む議論が盛り上がっている
- Cross Root ARIA の提案が洗練されてきてる
TPAC Web Components Community Group Breakout Takeaways · Issue #1026 · WICG/webcomponents
- https://github.com/WICG/webcomponents/issues/1026
Consider adding a headinglevelstart attribute · Issue #5033 · whatwg/html
- https://github.com/whatwg/html/issues/5033#issuecomment-1721308852
- 見出しレベルのスコープを変える属性の提案
- https://github.com/whatwg/html/issues/5033#issuecomment-1738394747
explainers/DeclarativeWebPush at main · WebKit/explainers
- https://github.com/WebKit/explainers/tree/main/DeclarativeWebPush
- Service Worker を使わないプッシュ通知

Draft

Recommendation
Proposed Recommendation
Candidate Recommendation
Working Draft
First Public Working Draft
Chartering
- Generative AI Community Group created
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0014.html
- Computational Intelligence Community Group created
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0020.html
- Proposed W3C Charter: Media and Entertainment Interest Group
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0002.html
- Proposed W3C Charter: PNG Working Group
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0004.html
- Proposed W3C Charter: Solid Working Group
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0007.html
- Proposed W3C Charter: Web Performance Working Group
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0021.html
- New incubation: Controlled-Frame from Chris Wilson
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0017.html
- Advance Notice: Working in progress on a Web-based Digital Twins for Smart Cities Interest Group Charter
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0003.html
- Advance notice: Work in progress on Accessibility Education and Outreach Working Group Charter
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0005.html
- Advance notice: Work in progress on Web Identity Credential Working Group Charter
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0006.html
- Call for Participation: Web Editing Working Group Charter Approved; Join the Web Editing WG
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0023.html
- Accessible Notifications incubation from Chris Wilson
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0015.html
- Reminder: W3C Virtual Workshop on Secure the Web Forward
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0019.html
- Observable incubation from Chris Wilson
  - https://lists.w3.org/Archives/Public/public-new-work/2023Sep/0013.html

Other

Specification Acceptance Stages · Issue #290 · whatwg/meta
- https://github.com/whatwg/meta/issues/290
W3C Technical Plenary and Advisory Committee (TPAC) Meetings 2023 - Tantek
- https://tantek.com/2023/262/b1/w3c-technical-plenary-tpac
W3C TPAC 2023 Trip Report
- https://blog.tomayac.com/2023/09/25/w3c-tpac-2023-trip-report/
Interop 2024 Call For Proposals - Bocoup
- https://bocoup.com/blog/interop-2024-call-for-proposals

TC39 動向

Meeting

Meeting Note が公開された時だけやる、それ以外はやらない。

Proposals Diff

New Proposals

Other

Web incompatibility discovered in theathletic.com · Issue #286 · tc39/proposal-iterator-helpers
- https://github.com/tc39/proposal-iterator-helpers/issues/286

WinterCG 動向

Meeting や大きな動きがあった月だけやる

Meeting

2023-09-07 Meeting
- https://github.com/wintercg/admin/issues/55

IETF 動向

WG

IETF
- https://datatracker.ietf.org/meeting/
httpwg
- https://lists.w3.org/Archives/Public/ietf-http-wg/
- https://github.com/httpwg/wg-materials/
- Content-Disposition missing from IANA HTTP field name registry
  - https://lists.w3.org/Archives/Public/ietf-http-wg/2023JulSep/0169.html
- HTTP zstd accept-encoding window size
  - https://lists.w3.org/Archives/Public/ietf-http-wg/2023JulSep/0178.html
- Httpdir last call review of draft-ietf-alto-new-transport-14
  - https://lists.w3.org/Archives/Public/ietf-http-wg/2023JulSep/0202.html
- Httpdir last call review of draft-ietf-privacypass-protocol-12
  - https://lists.w3.org/Archives/Public/ietf-http-wg/2023JulSep/0157.html
- I-D Action: draft-ietf-httpbis-compression-dictionary-00.txt
  - https://lists.w3.org/Archives/Public/ietf-http-wg/2023JulSep/0176.html
- New Internet Draft: The qpack_static_table_version TLS extension
  - https://lists.w3.org/Archives/Public/ietf-http-wg/2023JulSep/0206.html
quicwg
- https://mailarchive.ietf.org/arch/browse/quic/
- https://github.com/quicwg/wg-materials
webtrans
- https://mailarchive.ietf.org/arch/browse/webtransport/
- https://github.com/DavidSchinazi/webtrans-wg-materials
tlswg
- https://mailarchive.ietf.org/arch/browse/tls/
- https://github.com/tlswg/wg-materials
wpack
- https://mailarchive.ietf.org/arch/browse/wpack/
masque
pearg
privacypass
dispatch
- https://mailarchive.ietf.org/arch/browse/dispatch/
secdispatch
- https://mailarchive.ietf.org/arch/browse/secdispatch/

Other

Last Call: draft-ietf-alto-oam-yang-12.txt (YANG Data Models for the Application-Layer Traffic Optimization (ALTO) Protocol) to Proposed Standard
- https://mailarchive.ietf.org/arch/msg/ietf-announce/YWgon0Hz3xY0gsG_fAv3-aGdMhw/
Last Call: draft-ietf-cellar-flac-11.txt (Free Lossless Audio Codec) to Proposed Standard
- https://mailarchive.ietf.org/arch/msg/ietf-announce/u7PR8ZQ4XYx_fMcV8PZ0apDs940/
RFC 9447 on Automated Certificate Management Environment (ACME) Challenges Using an Authority Token
- https://mailarchive.ietf.org/arch/msg/ietf-announce/-OxHO9ELS_bMHXYSt3d_L3ITFCI/
RFC 9448 on TNAuthList Profile of Automated Certificate Management Environment (ACME) Authority Token
- https://mailarchive.ietf.org/arch/msg/ietf-announce/i4n0rKJPHHsMDRQw_XfadAE6Phw/
RFC 9459 on CBOR Object Signing and Encryption (COSE): AES-CTR and AES-CBC
- https://mailarchive.ietf.org/arch/msg/ietf-announce/Fo98MA4muKvkbi76qCTif13GYIU/
RFC 9476 on The .alt Special-Use Top-Level Domain
- https://mailarchive.ietf.org/arch/msg/ietf-announce/hw988PUREYeqjP5-7WphO6tBuV4/
Second Last Call: draft-uberti-rtcweb-rfc8829bis-04.txt (JavaScript Session Establishment Protocol (JSEP)) to Proposed Standard
- https://mailarchive.ietf.org/arch/msg/ietf-announce/UiLoUkDwDMC9vmaM5j3ZbBwSlnk/
Stepping down as IETF Chair in March 2024
- https://mailarchive.ietf.org/arch/msg/ietf-announce/XQYoVIiC9XEg3XzGC_kY7s67dQg/
Protocol Action: 'DNS Terminology' to Best Current Practice (draft-ietf-dnsop-rfc8499bis-10.txt)
- https://mailarchive.ietf.org/arch/msg/ietf-announce/oXYwOBwJMTg0aIH9w1UTv-GM920/
Protocol Action: 'JSONPath: Query expressions for JSON' to Proposed Standard (draft-ietf-jsonpath-base-21.txt)
- https://mailarchive.ietf.org/arch/msg/ietf-announce/bkiGDUtUtrxK6XYK8rlrmrC56MA/
Protocol Action: 'Negative Caching of DNS Resolution Failures' to Proposed Standard (draft-ietf-dnsop-caching-resolution-failures-08.txt)
- https://mailarchive.ietf.org/arch/msg/ietf-announce/FyupseKXgA6ozElvG_PVxzsHKXc/
Protocol Action: 'Update to the IANA SSH Protocol Parameters Registry Requirements' to Proposed Standard (draft-yee-ssh-iana-requirements-03.txt)
- https://mailarchive.ietf.org/arch/msg/ietf-announce/1-m11RaD_aITtJ-LJLhUYDLNHDc/
Protocol Action: 'X.509 Certificate Extended Key Usage (EKU) for 5G Network Functions' to Proposed Standard (draft-ietf-lamps-nf-eku-05.txt)
- https://mailarchive.ietf.org/arch/msg/ietf-announce/paF-Xlez5yZKfSq6iiA9un-3zpY/

CDN 動向

Cloudflare

Cloudflare Fonts: enhancing website font privacy and speed
- https://blog.cloudflare.com/cloudflare-fonts-enhancing-website-privacy-speed/
You can now use WebGPU in Cloudflare Workers
- https://blog.cloudflare.com/webgpu-in-workers/
Post-quantum cryptography goes GA
- https://blog.cloudflare.com/post-quantum-cryptography-ga/
Cloudflare now uses post-quantum cryptography to talk to your origin server
- https://blog.cloudflare.com/post-quantum-to-origins/
Encrypted Client Hello - the last puzzle piece to privacy
- https://blog.cloudflare.com/announcing-encrypted-client-hello/

Fastly

Announcing Certainly: Fastly's own TLS Certification Authority | Fastly
- https://www.fastly.com/blog/announcing-certainly-fastlys-own-tls-certification-authority
How we built a better TLS certification authority | Fastly
- https://www.fastly.com/blog/how-we-built-a-better-tls-certification-authority

Other

A QUIC Shutdown: DoS Vulnerability in Windows Servers Running SMB over QUIC | Akamai
- https://www.akamai.com/blog/security-research/2023/sep/smb-over-quic-dos-windows-servers

セキュリティ動向

A year after the disastrous breach, LastPass has not improved | Almost Secure
- https://palant.info/2023/09/05/a-year-after-the-disastrous-breach-lastpass-has-not-improved/
パスワード管理アプリ「LastPass」がマスターパスワードの変更をユーザーに強制しているのは責任転嫁であるという批判 - GIGAZINE
- https://gigazine.net/news/20230925-lastpass-master-password-iterations/
Critical WebP bug: many apps, not just browsers, under threat
- https://stackdiary.com/critical-vulnerability-in-webp-codec-cve-2023-4863/
Save and Sign In with Passkeys Using 1Password on the Web and iOS | 1Password
- https://blog.1password.com/save-use-passkeys-web-ios/
Passkeys are generally available - The GitHub Blog
- https://github.blog/2023-09-21-passkeys-are-generally-available/
d アカウントの認証、かんたんログインやスマホ認証を廃止し「パスキー」に統一 - ケータイ Watch
- https://k-tai.watch.impress.co.jp/docs/news/1529344.html
パスキー|ニンテンドーアカウントサポート|Nintendo
- https://www.nintendo.co.jp/support/nintendo_account/passkey/index.html
The most personal Windows 11 experience begins rolling out today | Windows Experience Blog
- https://blogs.windows.com/windowsexperience/2023/09/26/the-most-personal-windows-11-experience-begins-rolling-out-today/
Google Online Security Blog: SMS Security & Privacy Gaps Make It Clear Users Need a Messaging Upgrade
- https://security.googleblog.com/2023/09/sms-security-privacy-gaps-make-it-clear.html
「ドコモ口座」のドメインが第三者から購入可能な状態に「本当にヤバい」「悪用される」と話題に - ITmedia NEWS
- https://www.itmedia.co.jp/news/articles/2309/25/news118.html
「ドコモ口座」のドメイン、ドコモが取り戻す出品の経緯を GMO 含め聞いた(1/2 ページ) - ITmedia NEWS
- https://www.itmedia.co.jp/news/articles/2309/26/news117.html

周辺動向

State of HTML
- https://stateofhtml.com/en-US
Tucson's Molly Holzschlag, known as 'the fairy godmother of the web,' dead at 60 | Obituary
- https://www.tucsonsentinel.com/local/report/090523_molly_holzschlag/tucsons-molly-holzschlag-known-as-the-fairy-godmother-web-dead-60/
- Molly を偲んで | 覚え書き | @kazuhito
  - https://kidachi.kazuhi.to/blog/archives/042166.html
The Servo project is joining Linux Foundation Europe | Igalia
- https://www.igalia.com/2023/09/07/The-Servo-project-is-joining-Linux-Foundation-Europe.html

イベント

9 月
- 7: WEB+DB PRESS 創刊 22.9 周年パーティ(副題うまい肉と IPA) - connpass
  - https://connpass.com/event/285724/
- 11-15: TPAC 2023
  - https://www.w3.org/2023/09/TPAC/
- 26-28: TC39
  - https://github.com/tc39/agendas/blob/main/2023/09.md
- 26-28: W3C Workshop Secure the Web Forward
  - https://www.w3.org/2023/03/secure-the-web-forward/
10 月
- 17-19: BlinkOn18
11 月
- 7-10: IETF 118 Prague
- 19: JSConf JP
  - https://jsconf.jp/2023/
- 27-30: TC39 meeting SF (remote)
12 月
- 16: TBD

Wrap Up

Chrome
- 117
  - entry/exit animations
  - array grouping
  - Subgrid
- 118 beta
  - @scope
  - media queries: prefers-reduced-transparency/scripting
  - Enrollment for Privacy Sandbox
- Ship
  - :user-valid/:user-invalid
  - <search>
  - Japanese Phrase Line Breaking
  - ECH
  - <hr> in <select>
  - Promise.withResolvers
  - unprefix -webkit-background-clip: text
  - Close Watchers
- Prototype
  - text-spacing-trim
  - Page-Embedded Permission Control
  - Sec-CH-UA-Form-Factor
  - form-sizing
  - select.showPicker()
  - Canvas Mesh2D
  - Observable API
  - firstrender event
  - Device Bound Session Credentials
- web.dev
  - Interop 2024 proposals
  - Subgrid
- Google Developer Blog
  - BudouX
- Chrome Developers
  - Chrome for Developers
  - View Transitions case studies
- other
  - Gmail Basic HTML gone in 2024
Firefox
- 118
  - <search>
  - CSS math functions
  - ORB
- Ship
  - ARIA reflection
  - Array Grouping
- Prototype
  - text-wrap: balance
  - Scroll to Text Fragment
  - Early Hints
  - CSS zoom
- other
  - positive on URLPattern
Safari
- TP 178
  - Import Attributes
  - Fetch Priority
  - requestIdleCallback
  - Cookie Store API
- 17
  - @counter-style
  - media query scripting
  - <hr> in <select>
  - <model>
  - <search>
  - Popover API
  - HEIC/HEIF
  - JPEG XL
  - RegExp named capture groups/ v flag
  - new Set methods
  - 3D OffscreenCanvas
  - <link rel="modulepreload">
  - Web Apps in Sonoma
- TP 179
  - CSS cap unit
  - CSS Nesting parsing relaxed
  - <details name> exclusive accordion
- blog
  - CSS Nesting relaxed / hoisting
- Standard Position
  - form-sizing
  - Scroll-driven Animations
  - text-wrap: balance
  - scrollbar-color
  - Sanitizer API
  - dialogmodaltarget attr withdrawn
- other
Edge
W3C/WHATWG
- TPAC
  - Unique Origins
  - Source Code Transparency
  - Page Embedded Permission Control (<permission>)
  - Compression Dictionaries
  - CSS での Soft Navigation
  - WebComponents 周りの更新
- other
  - headinglevelstart attr
  - DeclarativeWebPush
  - Specification Acceptance Stage
  - Interop2024 Call for Proposals
TC39
WinterCG
IETF
- qpack_static_table_version
- .alt Top Level Domain
- IETF Chair 雇用主事情で退任
CDN 動向
- Cloudflare
  - Cloudflare Fonts
  - Post-quantum Crypto GA
  - ECH
- Fastly
  - CA 開始
セキュリティ動向
- LastPass の現状
- Passkey 対応進む
  - 1password
  - GitHub
  - D アカウント
  - Windowns 11
- ドコモ口座ドメインオークション
周辺動向
- State of HTML
- Molly Holzschlag 追悼