Schema Pro is an all-in-one WordPress schema plugin, meaning it offers support for more than just the standard, run-of-the-mill schema types.
1. Schema Pro
WordPress Review Plugin Despite its name, WP Review Pro is another schema plugin that offers rich snippets for a number of different schema markup types,
2. WP Review Pro
Schema App Structured Data is a freemium schema plugin that’s compatible with WordPress.
3. Schema App Structured Data
WPSSO Core is an SEO plugin that gives you access to advanced meta tags and schema markup for general SEO,
4. WPSSO Core
All in One Schema Rich Snippets is a simple rich snippets plugin made by the same developer who made the first plugin on our list