These tools inspect, test, and debug structured data across your web pages to guarantee that search engines interpret your content accurately. They pinpoint syntax mistakes, missing required attributes, and standard compliance issues before broken code damages your eligibility for rich search snippets. When comparing options, look for support for both live URL fetching and direct code editing, along with clear error reporting for formats like JSON-LD and Microdata.

See if ChatGPT, Claude and Perplexity can read your site