The Structured Data Linter is a tool aiding webmasters and web developers to verify the structured data present in their HTML pages. Search engines use structured data to understand webpages more accurately and to present enhanced search results. Linter understands microdata, JSON-LD and RDFa formats according to their latest specifications.
In addition to providing snippet visualizations for, Linter performs limited vocabulary validations for, Dublin Core Metadata Terms, Friend of a Friend (FOAF), GoodRelations, Facebook's Open Graph Protocol, Semantically-Interlinked Online Communities (SIOC), Facebook's Open Graph Protocol, Simple Knowledge Organization System (SKOS), and

Keywords: Rich snippets, RDFa, Microdata, Validation,
Author: Kellogg, Gregg
Publisher: Structured Data Initiative
Time required: P15M
Educational use: professionalDevelopment
Educational audience: professional
Interactivity type: active

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