WebKit Open Source Web Browser Engine

WebKit for Web Developers

WebKit is the web browser engine used by Safari, App Store, and many other OS X, iOS, and Linux applications. Web developers can stay updated on feature support, follow development on the blog, try out the latest web technologies by downloading Safari Technology Preview and report bugs.

Contributing to WebKit

You can provide bug reductions or contribute code. Get started contributing code by installing developer tools and checking out and building the source code. Learn more about the project and our performance goals.

WebKit Open Source Web Browser Engine

WebKit for Web Developers

WebKit is the web browser engine used by Safari, App Store, and many other OS X, iOS, and Linux applications. Web developers can stay updated on feature support, follow development on the blog, try out the latest web technologies by downloading Safari Technology Preview and report bugs.

Contributing to WebKit

You can provide bug reductions or contribute code. Get started contributing code by installing developer tools and checking out and building the source code. Learn more about the project and our performance goals.
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Improvements in MathML Rendering

MathML is a W3C recommendation and an ISO/IEC standard that can be used to write mathematical content on HTML5 web pages, EPUB3 e-books and many other XML-based formats.

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Release Notes for Safari Technology Preview Release 9

Safari Technology Preview Release 9 is now available for download for both macOS Sierra betas and OS X El Capitan.

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ES6 Feature Complete

As of r202125, JavaScriptCore supports all of the new features in the ECMAScript 6 (ES6) language specification.

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Release Notes for Safari Technology Preview Release 8

Safari Technology Preview Release 8 is now available for download for both macOS Sierra beta 2 and OS X El Capitan.

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Improving Color on the Web

The past few years have seen a dramatic improvement in display technology.

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Improved Font Loading

Web fonts are becoming increasingly popular all over the web.

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Release Notes for Safari Technology Preview Release 7

Safari Technology Preview Release 7 is now available for download.

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