Performance Lab
Measure speed, assets and Core Web Vitals.
Coming soonCapture, inspect and improve websites from one workspace. Start with screenshots or the SEO beta, and explore the full roadmap of website engineering tools.
Select an available tool to begin. Planned capabilities are visible so you can follow the roadmap.
Showing 15 tools
Full-page captures, responsive widths, page discovery and ZIP export.
Open tool → 02Limited betaInspect metadata, headings, canonical URLs and indexing directives.
Open tool → 03Limited betaTest forms, links, navigation and key user journeys.
Open tool → 04Limited betaReview typography, spacing, contrast and visual hierarchy.
Open tool →Measure speed, assets and Core Web Vitals.
Coming soonCheck keyboard access, semantics and WCAG signals.
Coming soonReview HTTPS and security headers with passive checks.
Coming soonInspect overflow and layouts at key breakpoints.
Coming soonFind broken links, redirects and sitemap issues.
Coming soonDiscover colors, fonts and reusable design tokens.
Coming soonCompare site revisions with visual evidence.
Coming soonReview clarity, consistency and readability.
Coming soonValidate metadata, structured data and robots rules.
Coming soonConnect existing MiCirql site generation and publishing.
Coming soonChatGPT and Claude workflows through authenticated MCP.
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