Schema markup validator
Test and validate schema markup and structured data against Schema.org, Google, Twitter and Open graph and diagnose and fix issues with schema markup code and rich snippets
Check schema code
Schema markup generator
Create, edit and extend any schema markup or Schema.org example and Google rich snippet, Twitter Cards and Facebook Open Graph tags, as well as to search and browse Schema.org types list
Schema markup generator
RDF graph visualization
Visualize linked data as an RDF graph and analyze your web page from knowledge management and semantic web perspective (any RDF serializatoin format is supported, as well as RDF-star formats)
Visualize RDF graph
RDF converter
Convert schema markup to any RDF format that suits or is native to your technology environment, such as JSON-LD, Microdata, RDFa, RDF/XML, Turtle/N3, N-Triples and others, as well as RDF-star formats
Convert RDF