Libraries tagged by JSON-LD

Schema.org extension for health and lifesciences - Extend the schema extension with health-related terms

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Schema.org extension for bibliography - Extend the schema extension with bibliographic-related terms

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Kirby Plugin for a best-practice HTML Head Element extendable with snippets.

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Magento 2 AEO (AI Engine Optimization) Audit. v4 covers 18 signals across two layers: configuration checks (robots.txt with purpose-classified AI bots, llms.txt + llms.jsonl, Product / Organization / FAQ schema, merchant return + shipping policies, sitemap.xml, UCP profile, AI product feed, OG tags, canonical + hreflang, JSON-LD quality, well-known endpoint matrix, Core Web Vitals via CrUX) and an evidence layer (WAF-vs-robots.txt reality check, observed AI crawler activity via GDPR-safe built-in instrumentation or access-log source). Score Trend dashboard, Admin UI, configurable cron, CI-ready CLI, dependency-injected extension points for custom checkers and evidence sources.

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The offical JSON-LD test suite

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Neos CMS helpers to generate JSON-LD (LinkedData)

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A comprehensive recipe FieldType for Craft CMS that includes metric/imperial conversion, portion calculation, and JSON-LD microdata support

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Meta tag generator for Opengraph, Twitter & JSON+LD

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JSON-LD Processor for PHP

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A JSON-LD Processor and API implementation in PHP.

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A PHP implementation of the JSON-LD 1.1 specification.

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HTML meta tags generator for Kirby 3.

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Framework-agnostic SEO head markup builder: meta, Open Graph, Twitter/X Cards and JSON-LD, with a lazy Laravel integration layer.

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Symfony integration for spatie/schema-org: a request-scoped JSON-LD graph that any service can contribute nodes to, rendered as one @graph script tag, with a debug panel.

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Structured data schema orchestration for Laravel with optional Statamic support.

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