Safari 17.4 is here! With 46 features and 146 bug fixes including:

• custom menu commands for web apps on Mac
• a new switch control in HTML
• vertical forms
• `align-content` everywhere! (not just in Flexbox & Grid)
• CSS Scoping with `@scope`
• even more video/audio codec support, including WebM & Vorbis on iOS, iPadOS and visionOS

https://webkit.org/blog/15063/webkit-features-in-safari-17-4/