WWDC26 · 17 min · SwiftUI & UI Frameworks / Safari & Web

What’s new in WebKit for Safari 27

Explore what’s new in WebKit — from Grid Lanes and Customizable Select, to HTML Model and Immersive Environments, and the latest for Web Extensions. You’ll also discover the work behind over 1,000 browser engine improvements that make the web more reliable.

Watch at developer.apple.com ↗

Transcript all transcripts

Chapters

0:00 — Introduction
1:07 — A year of quality improvements
9:06 — CSS Grid Lanes
10:06 — Customizable Select
11:24 — HTML Model element
12:51 — Immersive Website Environments
13:38 — Web Extensions
15:18 — MapKit JS
15:40 — Next steps

Resources

Documentation WebKit.org - CSS Grid Lanes Field Guide
Documentation Packaging and distributing Safari Web Extensions with App Store Connect
Documentation WebKit.org – Report issues to the WebKit open-source project
Guide Learn more about MapKitJS
Download Safari Technology Preview
Documentation Submit feedback

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Chapters

Resources

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