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WebKit @webkit

Official Twitter account for the WebKit Open Source Project — the web browser engine that powers Safari and other apps on macOS, iOS, Windows, and Linux.

Joined April 2008
  • Tweets 747
  • Following 26
  • Followers 35,788
327 Photos and videos
WebKit@webkit
Jun 10
Minutes away from the Web Extensions Q&A at 2 PM (PDT). Bring your questions about: → Content blockers → Modifying webpage content → Extension-to-app communication → Packaging and distribution Get answers from Apple engineers. developer.apple.com/forums/a… #wwdc26 #safari
Web Extensions Q&A Connect with Apple engineers in the Web Extensions Q&A on the Apple Developer Forums. June 10, 2026 2:00 PM - 4:00 PM (PDT) Register now >

ALT Web Extensions Q&A Connect with Apple engineers in the Web Extensions Q&A on the Apple Developer Forums. June 10, 2026 2:00 PM - 4:00 PM (PDT) Register now >
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WebKit@webkit
Jun 10
Today at 2 PM Pacific: Apple engineers answer your Web Extensions questions live for 2 hours. Got questions about: blocking content, modifying webpages, communicating with your native app, packaging and distributing extensions? developer.apple.com/forums/a… #wwdc26 #safari #web
Web Extensions Q&A Connect with Apple engineers in the Web Extensions Q&A on the Apple Developer Forums. June 10, 2026 2:00 PM - 4:00 PM (PDT) Register now >

ALT Web Extensions Q&A Connect with Apple engineers in the Web Extensions Q&A on the Apple Developer Forums. June 10, 2026 2:00 PM - 4:00 PM (PDT) Register now >
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WebKit@webkit
Jun 10
The Spatial Web Q&A is live right now on the Apple Developer Forums. Ask your questions, browse what others are asking, and get answers from Apple engineers in minutes. #wwdc26 #safari #visionos Jump in → developer.apple.com/forums/a…
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WebKit@webkit
Jun 10
In one hour the Spatial Web Q&A goes live on the Apple Developer Forums. If you're working on web content for visionOS, WebXR, the HTML Model Element, immersive web environments, this is your chance to get answers directly from Apple engineers. #wwdc26 developer.apple.com/forums/a…
Spatial Web Q&A Connect with Apple engineers in the Spatial Web Q&A on the Apple Developer Forums. June 10, 2026 | 9:00 AM - 11:00 AM (PDT)
Register now >

ALT Spatial Web Q&A Connect with Apple engineers in the Spatial Web Q&A on the Apple Developer Forums. June 10, 2026 | 9:00 AM - 11:00 AM (PDT)
Register now >
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Did you know MapKit JS 6 is built around today's web development practices? npm packages, TypeScript support, modular loading and more. Add Apple Maps' data quality and design to your website with user privacy built into its foundation. webkit.org/blog/18027/discov…

Discover MapKit JS 6: Rebuilt for Today’s Web Developer

MapKit JS allows you to bring the power and simplicity of Apple Maps to your website or web app.

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If you've run into an issue or are looking for pointers on Web Views on Apple platforms including (e.g. WebView for SwiftUI, or WKWebView) drop by our WWDC26 Q&A. We have engineers standing by, ready to answer your questions over the next couple of hours. developer.apple.com/forums/a…
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WebKit@webkit
3 Oct 2025
Mobile IDs (mdocs) are cryptographically signed digital versions of government-issued credentials. Safari 26 can now request them directly from digital wallets with the W3C Digital Credentials API. Learn more about the API from the WebKit Blog: webkit.org/blog/17431/online…

Online Identity Verification with the Digital Credentials API

The rise of e-commerce in the past decade changed the way customers interact with businesses online, leading to new innovations and improved user experiences.

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WebKit@webkit
21 Aug 2025
Learn about the new CSS random() function, now available to experiment with in Safari Technology Preview. There are lots of amazing ways to use random values in CSS. Learn more in "Rolling the Dice with CSS random()": webkit.org/blog/17285/rollin…

Rolling the Dice with CSS random()

Random functions in programming languages are amazing.

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WebKit@webkit
28 May 2025
Release notes are available for Safari Technology Preview 220 with updates to CSS, DOM, JavaScript, Media, Rendering, Web Animations, Web API, Web Inspector, and WebRTC. webkit.org/blog/16973/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
14 May 2025
Release notes are available for Safari Technology Preview 219 with updates to Canvas, CSS, JavaScript, Media, Rendering, Web API, Web Extensions, and WebRTC. webkit.org/blog/16961/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
12 May 2025
Safari 18.5 is here! Including support for Declarative Web Push on macOS. webkit.org/blog/16923/webkit…

WebKit Features in Safari 18.5

Safari 18.5 is here, with Declarative Web Push on macOS and more.

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WebKit@webkit
30 Apr 2025
Release notes are available for Safari Technology Preview 218 with updates to CSS, JavaScript, Lockdown Mode, Rendering, SVG, Web API, Web Extensions, Web Inspector, and WebRTC. webkit.org/blog/16861/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
15 Apr 2025
Say hello to responsive, adaptable shapes in CSS with the new shape() function! Instead of static SVG paths, shape() allows you to define scalable, flexible designs with familiar CSS units, variables, and even calc(). Learn more in the WebKit blog post. webkit.org/blog/16794/the-cs…

The CSS shape() function

Shapes are an important aspect of graphic design.

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WebKit@webkit
31 Mar 2025
Safari 18.4 is here! webkit.org/blog/16574/webkit…
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WebKit@webkit
18 Dec 2024
Release notes are available for Safari Technology Preview 210 with updates to CSS, DOM, JavaScript, Rendering, Web Animations, Web API, Web Extensions, and Web Inspector. webkit.org/blog/16406/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
11 Dec 2024
Safari 18.2 is here! For web developers, it’s the biggest release of new features this year. webkit.org/blog/16301/webkit…
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WebKit@webkit
4 Dec 2024
Release notes are available for Safari Technology Preview 209 with updates to the Browser, CSS, Rendering, Scrolling, SVG, Text, Web API, Web Extensions, and Web Inspector. webkit.org/blog/16296/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
21 Nov 2024
Release notes are available for Safari Technology Preview 208 with updates to CSS, JavaScript, Rendering, Scrolling, Web API, Web Authentication, Web Extensions, Web Inspector, and WebRTC. webkit.org/blog/16285/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
11 Nov 2024
Release notes are available for Safari Technology Preview 207 with updates to Accessibility, CSS, Forms, JavaScript, Loading, Networking, Rendering, Scrolling, Web Extensions, and Web Inspector. webkit.org/blog/16205/releas…
Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

ALT Safari Technology Preview app icon on macOS Sequoia featuring a red and white compass needle over a purple background with white radial marks.

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WebKit@webkit
21 Oct 2024
Help us choose the final syntax for Masonry in CSS! webkit.org/blog/16026/css-ma…

Help us choose the final syntax for Masonry in CSS

UPDATE December 2025: Since this article was published, the debates described here have been settled.

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