Tool category

Webmaster Tools

Validate performance, mobile experience, security, accessibility, and everyday site maintenance signals.

Website Security Basics Checker

Check HTTPS, mixed content hints, and common security header presence.

Check common page-level accessibility issues such as missing alt text and heading gaps.

Run a compact on-page, technical, content, social, schema, and accessibility review for one URL.

Use the official PageSpeed Insights API for mobile and desktop Lighthouse scores.