Safari Technology Preview 122 has been released. Highlights include:
- Badges for CSS Grid container elements in the Elements tab
- The blending of border-image-width has been changed to be discrete between auto values and other types
- Experimental support for CSS Color 5 color-contrast() and color-mix()
- Support for aspect-ratio on flexbox items, and support for modules in Workers and Worklets
- Enabling of private methods
Check out this piece for a more detailed list of changes.