WebKit Features for Safari 26.4
March has a way of bringing a lot of new things to WebKit — and this year is no exception. With 44 features, 191 fixes and one deprecation, Safari 26.4 is a release packed with web technology. What’s most exciting? CSS Grid Lanes brings masonry-style layouts to the web platform — a long-awaited solution for building rich visual galleries and much more. WebTransport provides a modern alternative to
WebKit Features in Safari 26.0
Sep 15, 2025 by Jen Simmons, Saron Yitbarek, Jon Davis, Tim Nguyen, Blaze Burg, Marcos Cáceres, Razvan Caliman, Qianlang Chen, Karl Dubost, Kiet Ho, David Johnson, Aditya Keerthi, Daniel Liu, Keith Miller, Abrar Rahman Protyasha, Richard Robinson, Kiara Rose, Ahmad Saleem, Anne van Kesteren, Brian Weinstein, Eddy Wong, Luming Yin, Brandel Zachernuk ContentsCSSEvery site can be a web app on iOS and
Release Notes for Safari Technology Preview 221
Safari Technology Preview Release 221 is now available for download for macOS Tahoe and macOS Sequoia. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes WebKit changes between: 295071@main…295660@main Accessibility Resolved Issues Fixed aria-expanded attribute support on navigation links. (295356@mai
News from WWDC25: WebKit in Safari 26 beta
Jun 9, 2025 by Jen Simmons, Saron Yitbarek, Jon Davis, Richard Robinson, Eddy Wong, Brandel Zachernuk, Marcos Cáceres, Tim Nguyen, Daniel Liu, Razvan Caliman, Blaze Burg, Qianlang Chen, Brian Weinstein, Aditya Keerthi, Karl Dubost, David Johnson, Luming Yin ContentsSVG IconsEvery site can be a web app on iOS and iPadOSHDR ImagesWebKit in SwiftUI<model> on visionOSImmersive video and audio on visio
Safari 18.4 supports CSP Reporting API by tunetheweb · Pull Request #26533 · mdn/browser-compat-data
Meet Declarative Web Push
ContentsThe status quoHow to use Declarative Web PushA note on backwards compatibilityWhat if I can’t send the notification description through the internet?Standards work Web Push notifications are a powerful and important part of the web platform. As someone’s very famous uncle once said, with great power comes great responsibility. When we added Web Push to WebKit we knew it was imperative to m
WebKit Features in Safari 18.4
Mar 31, 2025 by Jen Simmons, Saron Yitbarek, Jon Davis, Razvan Caliman, Karl Dubost, Brady Eidson, Elika Etemad, Youenn Fablet, Matthew Finkel, Simon Fraser, Timothy Hatcher, David Johnson, Anne van Kesteren, Daniel Liu, Keith Miller, Rupin Mittal, Tim Nguyen, Pascoe, Abrar Rahman Protyasha, Richard Robinson, Lily Spiniolas, Brandon Stewart, John Wilander and Luming Yin ContentsDeclarative Web Pus
Release Notes for Safari Technology Preview 215
Safari Technology Preview Release 215 is now available for download for macOS Sequoia and macOS Sonoma. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes WebKit changes between: 290457@main…291467@main. CSS New Features Added support for Scroll Driven Animations. (290471@main) (144887859) Added suppo
WebKit Features in Safari 18.2
Dec 9, 2024 by Jen Simmons, Ada Rose Canon, David Degazio, Yoel Hawa, Etienne Segonzac, and John Wilander ContentsCSSSpatial videos and photosWebXRGenmojiMediaHTMLWebAssemblyWeb APIJavaScriptSecurity and PrivacyWeb InspectorWebDriverWKWebViewBug Fixes and moreUpdating to Safari 18.2Feedback Today marks the arrival of Safari 18.2. With it, WebKit adds 61 new features and 111 resolved issues. Highli
Release Notes for Safari Technology Preview 207
Safari Technology Preview Release 207 is now available for download for macOS Sequoia and macOS Sonoma. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes WebKit changes between: 284744@main…285486@main. CSS Resolved Issues Fixed: Updated the shape() function to match the proposed syntax. (285442@main
WebKit Features in Safari 18.1
Today, Safari 18.1 is available for iOS 18.1, iPadOS 18.1, macOS Sequoia 15.1 and visionOS 2.1, as well as macOS Sonoma and macOS Ventura. Two features are newly available with Apple Intelligence, on devices and in languages where available. Summaries in Reader Since 2010, Safari Reader has provided an easy way to view articles on the web without navigation or other distractions — formatted for ea
Release Notes for Safari Technology Preview 205
Safari Technology Preview Release 205 is now available for download for macOS Sequoia beta and macOS Sonoma. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes WebKit changes between: 283688@main…284049@main. HTML Resolved Issues Fixed adding an unexpected download failure when no placeholder URL is p
Release Notes for Safari Technology Preview 204
Safari Technology Preview Release 204 is now available for download for macOS Sequoia beta and macOS Sonoma. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes WebKit changes between: 283043@main…283691@main. Accessibility Resolved Issues Fixed VoiceOver focus to activate PDF form fields when it lands
2024-09-23のJS: date-fns v.4.0.0(timezone)、Deno 2.0 RC、Safari 18.0
JSer.info #708 - date-fns v4.0.0がリリースされました。 Release v4.0.0 · date-fns/date-fns v4.0 is out with first-class time zones support! date-fns v4.0.0ではTimeZoneをサポート、ESMとCJSのdual packageに変更などが行われています。 TimeZoneのサポートは今まではdate-fns-tzという外部のパッケージで提供されていましたが、v4.0.0からは@date-fns/tzというIntlをベースにした新しいパッケージが提供されるようになりました。 Deno 2.0 RCがリリースされました。 Deno 2.0 Release Candidate Deno 2.0 RCではさまざまな破壊的な変更が行われているため、マイグレーションガイド
WebKit Features in Safari 18.0
ContentsNew in Safari 18Web apps for MacCSSSpatial WebHTMLJavaScriptWeb APICanvasManaged Media SourceWebRTCHTTPSWebGLWeb InspectorPasskeysSafari ExtensionsApple PayDeprecationsBug Fixes and moreUpdating to Safari 18.0Feedback Safari 18.0 is here. Along with iOS 18, iPadOS 18, macOS Sequoia and visionOS 2, today is the day another 53 web platform features, as well as 25 deprecations and 209 resolve
Release Notes for Safari Technology Preview 202
Safari Technology Preview Release 202 is now available for download for macOS Sequoia beta and macOS Sonoma. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes WebKit changes between: 281465@main…282389@main. Accessibility Resolved Issues Fixed text-transform: full-size-kana to not affect AT/speech ou
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305636 – Page with Noto Color Emoji font loads extremely slowly in WebKit
WebKit features for Safari 26.3
Release Notes for Safari Technology Preview 229
WebKit Features in Safari 18.5