Apple has released Safari Technology Preview 256, the latest version of its developer preview web browser. The preview version of Apple’s popular browser offers developers and other interested users the ability to try out features that may or may not, debut in future public release versions of Safari.
Safari Technology Preview 256 includes fixes and updates for Accessibility, Animations, CSS, Editing, Forms, HTML, JavaScript, Media, Networking, Rendering, SVG, Security, Web API, Web Extensions, Web Inspector, WebGL, and WebRTC.
The current Safari Technology Preview release is compatible with machines running macOS 26 and macOS 27, the newest version of macOS that will launch later this year.
The update is available through the Software Update mechanism in System Preferences or System Settings to anyone who has downloaded the browser from Apple’s website.