poxrud

This plugin generates Structured Data Schema in JSON-LD format. This could potentially improve your site’s visibility and SEO.
To learn more about Structured Data and Schema please visit Google’s <a href="https://developers.google.com/search/docs/guides/intro-structured-data" rel="nofollow ugc">Introduction to Structured Data</a>.
Make sure to test your website’s structured data using the <a href="https://search.google.com/structured-data/testing-tool" rel="nofollow ugc">Structured Data Testing tool</a>.
While there are hundreds of differet Schema types this plugin’s focus is on those types that releate to Product based businesses.
Currently as of version 1.0.0 the plugin supports the following Schema types:
<ul>
<li><a href="http://schema.org/WebSite" rel="nofollow ugc">WebSite</a></li>
<li><a href="https://developers.google.com/search/docs/data-types/corporate-contacts" rel="nofollow ugc">Organization</a></li>
<li><a href="https://developers.google.com/search/docs/data-types/products" rel="nofollow ugc">Products</a></li>
<li>New types will be added in future versions.</li>
</ul>
NOTICE: This plugin is offered free of charge. It has been written by <a href="https://www.twitter.com/poxrud" rel="nofollow ugc">Phil Oxrud</a>.
<h4>Features</h4>
<ul>
<li>Specifically Tailored for Google’s structured data schema</li>
<li>WebSite Schema</li>
<li>Organization Schema</li>
<li>Indicate multiple contact phone numbers using schema</li>
<li>Indicate multiple social media accounts using schema (twitter, facebook, and youtube)</li>
<li>Supports Products Schema</li>
<li>Generate defaults or customize the schema of every individual product.</li>
</ul>

Business Schema JSON-LD

Generate Structured Data in JSON-LD format for Product based businesses. Supports popular schema.org types that would be commonly used by a typical bu …

Hesham Zebida

Schema.Press

Like Schema Default Image extension? Consider leaving a <a href="https://wordpress.org/support/plugin/schema-default-image/reviews/" rel="ugc">5 star review</a>.
Schema Default Image is an extension for the Schema plugin, it extend Schema functionality by adding ability to set a default image, which will be used in schema.org markup output if no Featured image is attached to the post.
Note: This extension requires <a href="https://wordpress.org/plugins/schema/" rel="ugc">Schema plugin</a> to be installed and activated on your site.
Google requires every <a href="https://schema.press/docs-premium/add-schema-article/" rel="nofollow ugc">Article</a> and <a href="https://schema.press/docs-premium/add-schema-org-markup-blogposting/" rel="nofollow ugc">BlogPost</a> to have an image property within its schema.org markup, otherwise you will get an error in Rich Results testing tool and Search Console.
Also, Google recommends uploading a high quality image, it shouldn’t be smaller than the <a href="https://schema.press/docs-premium/image-size-smaller-than-recommended-size/" rel="nofollow ugc">recommended image size</a>.
Check out the <a href="https://schema.press/downloads/schema/" rel="nofollow ugc">Schema Free Plugin</a> page for more info and <a href="https://schema.press/docs/default-image/" rel="nofollow ugc">documentation</a>.
Looking for more features? Check out the Premium <a href="https://schema.press/downloads/schema-premium/" rel="nofollow ugc">Schema Plugin</a>.

Schema Default Image

Add ability to set a default Featured image for schema.org markup, an extension for the Schema plugin.

Business Schema JSON-LD vs Schema Default Image