Issues

• can name of objects in webRequest.HttpHeaders repeat?

  mdn/content#46472 · opened on Nov 10, 2026

• [CSS] Implement the CSS text-autospace-size property

  Task

  mdn/content#46471 · opened on Nov 10, 2026

• [CSS] [mediaqueries] Effect of <meta name=color-scheme> on img and video sources

  Task

  mdn/content#46470 · opened on Nov 10, 2026

• [WebAPI] Enable cross document view transitions on Nightly

  Task

  mdn/content#46469 · opened on Nov 10, 2026

• [CSS] [css-values] Implement argument grammar for var()/env()/attr() arbitrary substitution functions

  Task

  mdn/content#46468 · opened on Nov 10, 2026

• [CSS] Enable CSS namespace exposure in workers and worklets on Nightly

  Task

  mdn/content#46467 · opened on Nov 10, 2026

• [SVG] Support referrerpolicy on script and image elements

  Task

  mdn/content#46466 · opened on Nov 10, 2026

• [CSS] [css-random] Set layout.css.random.enabled for all users

  Task

  mdn/content#46465 · opened on Nov 10, 2026

• [WebAPI] Implement RTCEncodingOptions.keyFrame

  Task

  mdn/content#46464 · opened on Nov 10, 2026

• [WebAPI] Enable clipboard: web custom format by default

  Task

  mdn/content#46463 · opened on Nov 10, 2026

• [CSS] Implement margin-trim for block containers

  Task

  mdn/content#46462 · opened on Nov 10, 2026

• [WebAPI] Implement navigation.transition.to

  Task

  mdn/content#46461 · opened on Nov 10, 2026

• [CSS] Implement the match-parent value for the CSS quotes property

  Task

  mdn/content#46460 · opened on Nov 10, 2026

• filter creating a containing block unmentioned

  mdn/content#46414 · opened on Nov 9, 2026
  1

• Some RTC pages reference missing BCD identifiers

  mdn/content#46383 · opened on Nov 5, 2026
  5

• <img> srcset and responsive images guide: image source selection is now defined normatively

  mdn/content#46377 · opened on Nov 4, 2026
  4

• [WebAPI] Implement CSSNumericValue arithmetic methods

  Task

  mdn/content#46285 · opened on Oct 26, 2026
  1

• [Web API] Implement the headers option of the WebTransport constructor

  Task

  mdn/content#46284 · opened on Oct 26, 2026
  1

• [WebAPI] Let Web Speech (local recognition) ride the trains

  Task

  mdn/content#46283 · opened on Oct 26, 2026
  1

• [HTTP] Support ExportKeyingMaterial for WebTransport

  Task

  mdn/content#46281 · opened on Oct 26, 2026
  1

• [CSS] Enable layout.css.anchor-positioning.follows-transforms.enabled in Nightly

  Task

  mdn/content#46280 · opened on Oct 26, 2026
  1

• [Web API] Add support for WebTransport.responseHeaders

  Task

  mdn/content#46279 · opened on Oct 26, 2026
  1

• [API] Rename WebTransport incoming/outgoingHighWaterMark to incoming/outgoingMaxBufferedDatagrams

  Task

  mdn/content#46278 · opened on Oct 26, 2026
  1

• [API] Add WebTransportSendStream/ReceiveStream/SendGroup getStats() support

  Task

  mdn/content#46277 · opened on Oct 26, 2026
  1

• [HTML] Add support for the Speculation-Rules HTTP header

  Task

  mdn/content#46276 · opened on Oct 26, 2026
  1