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.

App-Bound Domains

App-Bound Domains

Many applications use WKWebView as a convenient way to display websites without requiring users to leave the app, referred to as in-app browsing.

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Async Clipboard API

Async Clipboard API

Safari 13.1 adds support for the async Clipboard API.

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A Tour of Inline Caching with Delete

A Tour of Inline Caching with Delete

If you search for any JavaScript performance advice, a very popular recommendation is to avoid the delete operator.

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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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