Free SEO tools
Free schema markup tools for AI-ready JSON-LD
Check structured data, format JSON-LD, use the schema type finder, run a rich results eligibility preview, compare schema diff changes, and use url to schema extraction before you validate in Google’s Rich Results Test or Schema.org Validator.
AI Schema Readiness Checker
Check whether a page has the structured data, metadata, and entity signals that help Google and AI answer engines understand it.
Targets: rich results test alternative
JSON-LD Formatter + Validator Lite
Paste JSON-LD, format it, catch parse errors, and identify the schema types before using a full rich results test.
Targets: json ld formatter
Schema Type Finder
Describe a page and get the best schema type before generating JSON-LD.
Targets: schema type finder
Rich Results Eligibility Preview
Paste JSON-LD and preview likely rich result eligibility with missing required and recommended fields.
Targets: rich results eligibility preview
Schema Diff Tool
Compare current and proposed JSON-LD to find added fields, removed fields, changed values, and validation risks.
Targets: schema diff
URL to Schema Tool
Extract title, meta, H1, canonical, Open Graph, and JSON-LD signals from a public URL before generating schema.
Targets: url to schema
FAQ Schema Deprecation Checker
Learn whether FAQPage markup is still appropriate or whether another schema type better fits the page.
Targets: faq schema deprecated