Google has launched a new tool that measures many aspects of a website, including how well it follows SEO best practices. The new tool is currently in open beta and available at web.dev. Web.dev is designed to help developers and site owners apply modern web capabilities by providing analysis and recommendations. The Tool looks for : Performance: Audits for metrics like first paint and time to interactive to determine lag. PWA: Assesses your page against the baseline Progressive Web App Checklist. Best Practices: Looks for everything from HTTPS usage to correct image aspect ratios. SEO: Checks for best practices to ensure your site is discoverable. Accessibility: Checks for common issues that may prevent users from accessing your content. Any site can be measured simply by entering the URL.