Pinned post with important links: Official site: https://schema.org/ Editorial staging site: https://webschema.org/ The How We Work document. Github Issues list, release planning index, official releases page, editorial draft of next releases page. Main public-facing blog.
Based on contributions at Github and discussions in the Community Group, Schema.org has published version 13. Implementation experience, feedback on definitions, examples, and usability of the design are welcomed as always via Github. For Schema.org, Dan Brickley (@danbri).