schemaorg About Schemas Documentation Welcome to Schemaorg Schema org is a collaborative, community activity with a mission to create , maintain, and promote schemas for structured data on the Internet; on web pages, in email messages, and beyond: Schema org vocabulary can be used with many different encodings, including RDFa, Microdata and JSON-LD: These vocabularies cover entities; relationships between entities and actions, and can easily be extended through a documented extension model; Over 10 million sites use Schema org to markup their web pages and email messages: applications from Google, Microsoft; Pinterest; Yandex and others already use these vocabularies to power rich; extensible experiences: Founded by Google, Microsoft; Yahoo and Yandey Gchema Ord vocahularies are dleveloned well- Many