Schema automation is easier with schema generators and schema testing tools: Google Rich Results Testing Tool – tells you how Google trusts your schema. InLinks via Dixon_Jones lets you modify schema. JSON-LD Generator by Hall Analysis. JSON-LD Schema Markup Generator by J.D. Flynn. Schema Markup Generator by RankRanger. Schema App Tool – meant for authoring, deployment, and help with maintenance. WordLift. Schema.dev where you can build, test, and deploy. Merkle Schema Markup Generator - exports both JSON-LD and microdata formats.