Service Workers

Intersection Observer

Connecting hardware to the web.

WebTransport is a web API for flexible data transport

Observable API proposal

Expose the file system on the user’s device, so Web apps can interoperate with the user’s native applications.

Detection of shapes (faces, QR codes) in images

Picture-in-Picture (PiP)

Media Session API

Cross-tab resource coordination API

Specification for the LargestContentfulPaint API

Reporting API

Contact Picker API

A proposal for an Element Timing specification.

A proposal for an Event Timing specification.

Spec defining browser support for file/directory upload by drag-and-drop