Connecting hardware to the web.

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

Wouldn't it be nice if `User-Agent` was a (set of) client hints?

Web API for enumerating fonts on the local system

Handwriting Recognition Web API Proposal

A proposal for an idle detection and notification API for the web

Specification for the Client Hints infrastructure - privacy preserving proactive content negotiation