This page will test if web APIs that are considered harmful are available in your browser. Only availablity is verified, privacy concerns might have been mitigated.
API's for manual testing:
signed exchanges - click and look for 'application/signed-exchange' in the 'accept' header
direct/raw sockets - not shipped yet. Once shipped, only available in installed PWA's - look for availability of `TCPSocket` and `UDPSocket` classes.