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.

ITP Debug Mode in Safari Technology Preview 62

ITP Debug Mode in Safari Technology Preview 62

One of the more frequent questions we get from developers regarding Safari’s Intelligent Tracking Prevention (ITP) is how to debug your website with it enabled, especially since it is enabled by default in Safari.

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Web Animations in WebKit

Web Animations in WebKit

Over the last 8 months we have been working on adding support for Web Animations, a W3C standard offering Web developers a JavaScript API to create, query and controls animations.

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Intelligent Tracking Prevention 2.0

Intelligent Tracking Prevention 2.0

Today we’re happy to bring you Intelligent Tracking Prevention 2.0, or ITP 2.0.

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Visualizing Layers in Web Inspector

Visualizing Layers in Web Inspector

Recent releases of Safari Technology Preview contain a new experimental feature for Web Inspector: the Layers tab.

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Web Inspector Styles Sidebar Improvements

Web Inspector Styles Sidebar Improvements

In Web Inspector that recently shipped with Safari 11.1 on macOS High Sierra, the Elements tab sidebar panels and the styles editor got a lot of attention from the Web Inspector team.

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