1. Resource Hints: prerender

    Gives a hint to the browser to render the specified page in the background, speeding up page load if the user navigates to it. This is indicated using `<link rel="prerender" href="(url)">`

  2. document api: prerendering

  3. document api: `prerenderingchange` event

  4. html element: link: rel: rel=prerender

  5. html element: script: type: `type="speculationrules"`: `prerender` key

  6. headers http header: supports-loading-mode: `credentialed-prerender` directive