This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Fili
seo.guru
did:plc:jr7apblxskaczfutcand6ape
Built a thing: specrules.com
It checks your Speculation Rules the way Chromium actually sees them. Header, inline, JS-injected. Full validation, including live prefetch/prerender events from a real browser.
Free, no signup, and very much beta. Bug reports welcome.
#webperf #speculationrules #seo
https://specrules.com
2026-08-15T06:44:46.665Z