June 2022 web platform update

Now widely available on the web platform

Widely available

• font-optical-sizing: The font-optical-sizing CSS property sets whether text rendering is optimized for viewing at different sizes. Learn more.

Newly available on the web platform

Newly available

• Streams: The streams API creates, composes, and consumes continuously generated data. Learn more.

Now available in Chrome

Limited availability

• ARIA attribute reflection: WAI-ARIA attributes have corresponding properties on Element and ElementInternals objects. Learn more.

Now available in Chrome Android

Limited availability

• ARIA attribute reflection: WAI-ARIA attributes have corresponding properties on Element and ElementInternals objects. Learn more.

Now available in Edge

Limited availability

• ARIA attribute reflection: WAI-ARIA attributes have corresponding properties on Element and ElementInternals objects. Learn more.

Now available in Firefox

Limited availability

• Media query range syntax: The range syntax of CSS media queries allows you to use mathematical comparison operators such as <, >, <=, and >= to define a range of values for a media feature. For example, (400px < width < 1000px) returns true if the viewport width is between 400px and 1000px. Learn more.

• WebDriver BiDi: WebDriver BiDi is a bidirectional protocol that allows a WebDriver client and a browser to communicate with each other. Learn more.

Now available in Firefox for Android

Limited availability

• Media query range syntax: The range syntax of CSS media queries allows you to use mathematical comparison operators such as <, >, <=, and >= to define a range of values for a media feature. For example, (400px < width < 1000px) returns true if the viewport width is between 400px and 1000px. Learn more.

• WebDriver BiDi: WebDriver BiDi is a bidirectional protocol that allows a WebDriver client and a browser to communicate with each other. Learn more.