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.

Release Notes for Safari Technology Preview 92

Release Notes for Safari Technology Preview 92

Safari Technology Preview Release 92 is now available for download for macOS Mojave and the macOS Catalina beta.

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WebGPU and WSL in Safari

WebGPU and WSL in Safari

WebGPU is a new API being developed by Apple and others in the W3C which enables high-performance 3D graphics and data-parallel computation on the Web.

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How Web Content Can Affect Power Usage

How Web Content Can Affect Power Usage

Users spend a large proportion of their online time on mobile devices, and a significant fraction of the rest is users on untethered laptop computers.

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Announcing the WebKit Tracking Prevention Policy

Announcing the WebKit Tracking Prevention Policy

Today we are publishing the WebKit Tracking Prevention Policy, covering: What types of tracking WebKit will prevent.

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Changing Page Settings on iOS Using Web Inspector

Changing Page Settings on iOS Using Web Inspector

If you’ve ever used Web Inspector before, chances are you’ve used (or are at least familiar with) the Develop menu.

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