Apple released Safari Technology Preview 142. Safari Technology Preview release 142 includes bug fixes and performance improvements for Web Inspector, CSS Subgrid, CSS Container Queries, CSS, Web Animations, Rendering, JavaScript, Forms, Shared Workers, Workers, Dialog Element, Web API, Experimental Model Element, and Web Extensions.
Download: Downloads for Safari
Release Notes: Safari Technology Preview Release Notes
Reference: Apple Releases Safari Technology Preview 142 With Bug Fixes and Performance Improvements
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Developer:
Try new features of Safari Technology Preview.QA engineer:
Try web resources on Safari Technology Preview for regressions.PM/DM:
Business as usual.