Browser Platform Status Tracker



  • Changed: MathML
    Status Proposed In development
  • Changed: Percentage opacity
    Status In development Enabled by default
    Android (n/a) 78
    Desktop (n/a) 78
  • Changed: Lazily load iframes and images via ‘loading’ attribute
    Status Behind a flag Enabled by default
    Flag True False
  • Changed: CSS logical flow relative margins, paddings and borders
    Android (n/a) 69
  • Added: Interoperable Element's scrollLeft and scrollTop in non-default writing modes
    Status In development
  • Added: Top Level Await
    Status In development
  • Added: JavaScript Optional Chaining
    Status Behind a flag