1. Object RTC (ORTC) API for WebRTC

    Enables mobile endpoints to talk to servers and web browsers with Real-Time Communications (RTC) capabilities via native and simple JavaScript APIs

  2. CSS text-size-adjust

    On mobile devices, the text-size-adjust CSS property allows Web authors to control if and how the text-inflating algorithm is applied to the textual content of the element it is applied to.

  3. Vibration API

    Method to access the vibration mechanism of the hosting device.

  4. navigatoruadata api: mobile

  5. headers http header: `accept-ch` client hint accept (response) header: `sec-ch-ua-mobile` token

  6. headers http header: `sec-ch-ua-mobile` request header

  7. opera for android