seo-schema

Read references/schema-types.md for the full list. Key rules: Organization, LocalBusiness, SoftwareApplication, WebApplication, Product (with Certification markup as of April 2025), ProductGroup, Offer, Service, Article, BlogPosting, NewsArticle, Review, AggregateRating, BreadcrumbList, WebSite, WebPage, Person, ProfilePage, ContactPage, VideoObject, ImageObject, Event, JobPosting, Course, DiscussionForumPosting BroadcastEvent, Clip, SeekToAction, SoftwareSourceCode See schema/templates.json for ready-to-use JSON-LD templates for these types. JSON-LD and JavaScript rendering: Per Google's December 2025 JS SEO guidance, structured data injected via JavaScript may face delayed processing. For time-sensitive markup (especially Product, Offer), include JSON-LD in the initial server-rendered HTML. When generating schema for a page: - Scan page source for JSON-LD - Check for Microdata ( itemscope , itemprop ) - Check for RDFa ( typeof , property ) - Always recommend JSON-LD as primary format (Google's stated preference) - Check required properties per schema type - Validate against Google's supported rich result types - Test for common errors: - Missing @context - Invalid @type - Wrong data types - Placeholder text - Relative URLs (should be absolute) - Invalid date formats - Flag deprecated types (see below) - FAQ : ONLY for government and healthcare authority sites (restricted Aug...