1. DNSSEC and DANE

    Method of validating a DNS response against a trusted root server. Mitigates various attacks that could reroute a user to a fake site while showing the real URL for the original site.

  2. ui-serif, ui-sans-serif, ui-monospace and ui-rounded values for font-family

    Allows more control when choosing system interface fonts

  3. Filesystem & FileWriter API

    Method of reading and writing files to a sandboxed file system.

  4. system-ui value for font-family

    Value for `font-family` that represents the default user interface font.

  5. File System Access API

    API for manipulating files in the device's local file system (not in a sandbox).

  6. csscounterstylerule api: system

  7. documenttype api: systemid

  8. filesystem api

  9. filesystementry api

  10. filesystemsync api

  11. filesystem api: name

  12. filesystem api: root

  13. mediadevices api: `getdisplaymedia()`: `systemaudio` option

  14. svganimationelement api: systemlanguage

  15. svggraphicselement api: systemlanguage

  16. xrsystem api

  17. xrsystem api: `devicechange` event

  18. xrsystem api: `issessionsupported()`

  19. xrsystem api: `requestsession()`

  20. css at-rule: `@counter-style`: system

  21. types: `<color>`: `<system-color>`

  22. types: `<color>`: `<system-color>`: `accentcolor` and `accentcolortext`

  23. types: `<color>`: `<system-color>`: mark, marktext, buttonborder

  24. svg element: animatemotion: systemlanguage

  25. svg element: animatetransform: systemlanguage

  26. svg element: animate: systemlanguage

  27. svg element: a: systemlanguage

  28. svg element: circle: systemlanguage

  29. svg element: clippath: systemlanguage

  30. svg element: defs: systemlanguage

  31. svg element: ellipse: systemlanguage

  32. svg element: foreignobject: systemlanguage

  33. svg element: g: systemlanguage

  34. svg element: image: systemlanguage

  35. svg element: line: systemlanguage

  36. svg element: mask: systemlanguage

  37. svg element: path: systemlanguage

  38. svg element: pattern: systemlanguage

  39. svg element: polygon: systemlanguage

  40. svg element: polyline: systemlanguage

  41. svg element: rect: systemlanguage

  42. svg element: set: systemlanguage

  43. svg element: svg: systemlanguage

  44. svg element: switch: systemlanguage

  45. svg element: textpath: systemlanguage

  46. svg element: text: systemlanguage

  47. svg element: tspan: systemlanguage

  48. svg element: use: systemlanguage