Release Notes for Safari Technology Preview 188
Safari Technology Preview Release 188 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
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How to use Media Source Extensions with AirPlay
Media Source Extensions (MSE) is a popular way to provide streaming video on the web. It gives JavaScript control of the way bytes are sent to the browser for playback. At the 2023 Worldwide Developer...
View ArticleRelease Notes for Safari Technology Preview 189
Safari Technology Preview Release 189 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
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An HTML Switch Control
We’re very excited to introduce a new HTML form control as part of Safari 17.4: a switch. Two switches as seen on iOS, with the second switch using a custom CSS accent-color. The HTML for this example...
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WebKit Features in Safari 17.4
Just like Safari 15.4 and Safari 16.4, this March’s release of Safari 17.4 is a significant one for web developers. We’re proud to announce another 46 features and 146 bug fixes. You can experience...
View ArticleRelease Notes for Safari Technology Preview 190
Safari Technology Preview Release 190 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
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Speedometer 3.0: The Best Way Yet to Measure Browser Performance
As announced on browserbench.org today, in collaboration with other browser engine developers, Apple’s WebKit team is excited to introduce Speedometer 3.0, a major update that better reflects the Web...
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Implementing Vertical Form Controls
Safari 17.4 adds vertical writing mode support for form control elements across macOS, iOS, iPadOS, and visionOS. Setting written text vertically is commonly observed in East Asian languages. For...
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Introducing Natural Input for WebXR in Apple Vision Pro
Apple Vision Pro is here, and with it, a lot of excitement about the possibilities for WebXR in visionOS. Support is in progress, where you can test it today. WebXR now includes a more natural and...
View ArticleRelease Notes for Safari Technology Preview 191
Safari Technology Preview Release 191 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
View ArticleOptimizing WebKit & Safari for Speedometer 3.0
The introduction of Speedometer 3.0 is a major step forward in making the web faster for all, and allowing Web developers to make websites and web apps that were not previously possible. In this...
View ArticleRelease Notes for Safari Technology Preview 192
Safari Technology Preview Release 192 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
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Help us invent CSS Grid Level 3, aka “Masonry” layout
If you’ve been making websites for years, you know how frustrating it was to lay out a web page with CSS floats. Managing sizes and placement was tedious and time consuming. Being creative was often...
View ArticleRelease Notes for Safari Technology Preview 193
Safari Technology Preview Release 193 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
View ArticleJetStream 2.2
JetStream 2 is a suite of JavaScript and WebAssembly performance benchmarks that runs 64 subtests. We recently fixed several minor issues we discovered that impact running the benchmark. One issue...
View ArticleRelease Notes for Safari Technology Preview 194
Safari Technology Preview Release 194 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
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WebKit Features in Safari 17.5
Happy May! It’s time for another release of Safari — our third significant update of 2024. With just a month until WWDC24 and the unveiling of what’s coming later this year, we are happy to get these 7...
View ArticleRelease Notes for Safari Technology Preview 195
Safari Technology Preview Release 195 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
View ArticleSafari Technology Preview 196 Release Notes
Safari Technology Preview Release 196 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings...
View ArticleImproving Web Accessibility with Web Platform Tests
Last year, a colleague introduced me to the Interop Accessibility project. I immediately resonated with its charge to “improve the state of accessibility across the entire web, regardless of which...
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