A fast, open source
web browser engine.

WebKit is the web browser engine used by Safari, Mail, App Store, and many other apps on macOS, iOS, and Linux. Get started contributing code, or reporting bugs.

Web developers can follow development, check feature status, download Safari Technology Preview to try out the latest web technologies, and report bugs.

Web Animations in Safari 13.1

Web Animations in Safari 13.1

With the release of iOS 13.4, iPadOS 13.4, and Safari 13.1 in macOS Catalina 10.15.4, web developers have a new API at their disposal: Web Animations.

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New WebKit Features in Safari 13.1

New WebKit Features in Safari 13.1

This year’s spring releases of Safari 13.1 for macOS Catalina, iPadOS, iOS, and watchOS bring a tremendous number of WebKit improvements for the web across Apple’s platforms.

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Full Third-Party Cookie Blocking and More

Full Third-Party Cookie Blocking and More

This blog post covers several enhancements to Intelligent Tracking Prevention (ITP) in iOS and iPadOS 13.4 and Safari 13.1 on macOS to address our latest discoveries in the industry around tracking.

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Wide Gamut Color in CSS with Display-P3

Wide Gamut Color in CSS with Display-P3

Display-P3 color space includes vivid colors that aren’t available in sRGB.

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ResizeObserver in WebKit

ResizeObserver in WebKit

For years now, web developers have desired the ability to design components that are responsive to their container instead of the viewport.

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