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.
Release Notes for Safari Technology Preview 42

Release Notes for Safari Technology Preview 42

Safari Technology Preview Release 42 is now available for download for macOS Sierra and macOS High Sierra.

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Introducing WebKit Build Archives

Introducing WebKit Build Archives

Today we’re excited to roll out some improvements to how we deliver WebKit builds.

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New WebKit Features in Safari 11

New WebKit Features in Safari 11

With the release of iOS 11 and macOS High Sierra, the new Safari brings impressive performance improvements and great new WebKit features to the web.

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Designing Websites for iPhone X

Designing Websites for iPhone X

Out of the box, Safari displays your existing websites beautifully on the edge-to-edge display of the new iPhone X.

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Concurrent JavaScript:
It can work!

Concurrent JavaScript:
It can work!

With the recent addition of SharedArrayBuffer, concurrency is finding its way into the JavaScript language.

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Adobe Announces Flash Distribution and Updates to End

Adobe Announces Flash Distribution and Updates to End

Adobe has announced it will stop distributing and updating Flash Player at the end of 2020 and is encouraging web developers to migrate any existing Flash content to open standards.

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Update on Web Cryptography

Update on Web Cryptography

Cryptography is the cornerstone of information security, including various aspects such as data confidentiality, data integrity, authentication, and non-repudiation.

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A Closer Look Into WebRTC

A Closer Look Into WebRTC

We recently announced WebRTC support in Safari 11 on High Sierra and iOS 11 in our last WebKit blog post.

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