Fixed cascade rollback for deferred properties ( r293485).Fixed revert-layer in shadow tree contexts ( r293725).Fixed ::first-letter when used in shadow content ( r293497).Improved display of GLenums and GLbitfield in WebGL canvas recordings.Fixed importing a timeline leaves the overview non-scrollable/non-zoomable until windows is resized ( r293727).Added ability for local overrides to entirely block a request ( r293409).Fixed and elements appearing in the list of Flex containers ( r293565).Fixed hovering over a node in the Layout panel to now highlight it on the page ( r293189).Note: Tab Groups do not sync in this release. If you come across an implementation bug in web technology, Web Inspector, or have a request, please file a ticket on the WebKit bug tracker. If you see bugs or unexpected behavior with the interface of Safari Technology Preview, please file feedback with Apple's Feedback Assistant.
Web Inspector Extensions. Build custom tooling or convert existing developer tools extensions to use in Web Inspector.įlexbox Inspector. Use the new visualization overlay in Web Inspector to help you more quickly and easily understand the layout of elements with Flexbox. It marks both the free space and gaps between flex items to reveal how they affect the result. Improved Safari Web Extensions. Test out API improvements including the ability to open a Safari Web Extension popover programmatically. To learn more about passkeys, see Meet passkeys. Available through Safari's WebAuthn platform authenticator. Passkeys. Preview the new type of phishing-resistant credential that makes signing in to websites safer and easier. Web Push. Send notifications to people who opt-in on your website or web app with Safari Technology Preview on macOS Ventura betas. Experience and test the HTML, CSS, JavaScript, and other web technologies that are available in Safari 16 Beta and included in previous Safari Technology Preview releases. Select and interact with text in videos or translate text in images on the web in macOS Ventura betas on Apple Silicon-based Macs. Many of the new Safari 16 features are now available in Safari Technology Preview 147:
Note: Shared Tab Groups and syncing for Tab Groups, Website Settings, and Web Extensions are not enabled in this release.
If you already have Safari Technology Preview installed, you can update in the Software Update pane of System Preferences on macOS Monterey, or System Settings under General → Software Update on macOS Ventura. Safari Technology Preview Release 147 is now available for download for macOS Monterey 12.3 or later and macOS Ventura beta. Updates to Safari Technology Preview are no longer available for macOS Big Sur. Safari Technology Preview Release Notes Release 147