The OWSH Schema & Sitemap Checker is a free Chrome extension designed for quick and effective technical SEO analysis of any webpage. This tool focuses on structured data and crawl configurations, allowing users to check critical components such as JSON-LD, Microdata, robots.txt, and sitemap.xml effortlessly. Users can instantly verify the presence of sitemaps, the status of robots.txt, and gain insights into sitemap types and URL counts, making it an essential tool for webmasters and SEO professionals.

In addition to sitemap analysis, the extension provides detailed schema analysis, detecting various schema types and validating essential properties for rich results eligibility. Users can view raw JSON-LD blocks and copy them with a single click, ensuring an accurate representation of what search engines receive. The tool emphasizes privacy by conducting all analyses locally in the browser without data collection. For a more comprehensive audit, users can access a full report with just one click.