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 240

Release Notes for Safari Technology Preview 240

Safari Technology Preview Release 240 is now available for download for macOS Tahoe and macOS Sequoia.

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WebKit Features for Safari 26.4

WebKit Features for Safari 26.4

March has a way of bringing a lot of new things to WebKit — and this year is no exception.

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Announcing Interop 2026

Announcing Interop 2026

Exciting news for web developers, designers, and browser enthusiasts alike — Interop 2026 is here, continuing the mission of improving cross-browser interoperability.

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WebKit features for Safari 26.3

WebKit features for Safari 26.3

Safari 26.3 is here, with practical improvements for performance and user experience.

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Interop 2025:
A year of convergence

Interop 2025:
A year of convergence

Interop 2025 has come to a close, and the results speak for themselves.

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