Release Notes for Safari Technology Preview 214

Feb 27, 2025

by Jon Davis

Safari Technology Preview Release 214 is now available for download for macOS Sequoia and macOS Sonoma. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update.

This release includes WebKit changes between: 289652@main…290517@main.

Browser

New Features

  • Added support for SVG favicons. (290273@main) (143942946)
  • Added support for data: URL favicons. (290395@main) (143967312)

CSS

New Features

  • Added support for overflow-block and overflow-inline. (290109@main) (70579028)

Resolved Issues

  • Fixed cursor: pointer not appearing on an <area> element used in conjunction with an <img usemap="..."> element. (290169@main) (74483873)
  • Fixed the behavior of cursor over live text with user-select: none. (289793@main) (99708616)
  • Fixed an issue wrapping an SVG at the end of a line when using text-wrap: balance. (289963@main) (141532036)
  • Fixed the computed value of a float with absolute positioning to be none when there is no box. (290061@main) (144045558)
  • Fixed: Updated contrast-color() to remove the max parameter. (290210@main) (144611470)

JavaScript

New Features

  • Added support for Regular Expression Pattern Modifiers. (290485@main) (131580854)

Media

New Features

  • Added support for MediaSource prefers DecompressionSession by default. (289924@main) (142761051)

  • Added support for WebCodecs AudioDecoder by default. (289723@main) (144059448)

  • Added support for ALAC and PCM audio in MediaRecorder. (289781@main) (144145333)

Resolved Issues

  • Fixed picture-in-picture to exit when the video element is removed. (290216@main) (123869436)
  • Fixed seeking or scrubbing not always seeking to the time requested. (289836@main) (142275903) (FB16223006)

Networking

New Features

  • Blocked partitioned cookies for known tracking domains. (289849@main) (144184516)

Rendering

Resolved Issues

  • Fixed a disappearing stretched image in a vertical flexbox layout. (289903@main) (135897530)
  • Fixed the caret positioning in sideways-lr writing mode. (290387@main) (144117372)

Web API

Resolved Issues

  • Fixed update scoped custom element registry implementation to match the web standard changes. (290096@main) (144456850)

Web Inspector

Deprecations

  • Removed support for inspecting WebSQL in Web Inspector. (289854@main) (143596276)
  • Removed support for inspecting ApplicationCache. (289820@main) (143596399)