useless without paying

I don’t know what your needs are, but most of our users find the Standard version satisfies their needs. I’m surprised you didn’t post any questions to the support forum – there are many filters etc. available to do most things, even with the Standard version.

WPSSO JSON Standard Features

Extends the features of the WPSSO Core plugin.

Provides Schema properties as JSON-LD markup (aka Google Rich Results / Rich Snippets with Structured Data) for the following Schema types (more specific Schema type properties are available in the Premium version):

schema.org/Article (includes 19 Schema sub-types)
schema.org/Blog
schema.org/CreativeWork (includes 86 Schema sub-types)
schema.org/Thing (includes 1457 Schema sub-types)

Automatically includes Schema Article AMP 1:1, 4:3, and 16:9 image sizes for Google Rich Results / Rich Snippets (see the Google Article AMP structured data guidelines for details on this new requirement from Google).

Customize the Schema type for each individual posts, pages, custom post types, tags, categories, custom taxonomy / terms, and attachment pages.

Provides complete Schema ImageObject SEO markup with attachment data from the WordPress Media Library (name, alternateName, alternativeHeadline, caption, description, fileFormat, uploadDate, and more).

Built-in support for AMP, Better AMP, and AMP for WP plugins.

Includes contributor markup for Co-Authors Plus authors and guest authors (WPSSO Core Premium plugin required).

Adds a Schema Markup settings page to the SSO menu with additional options:

Knowledge Graph

Knowledge Graph for Home Page

Include WebSite Information for Google Search
Include Organization Social Profile for a Business Website
Include Person Social Profile for a Personal Website

User for Person Social Profile

Schema Properties

WebSite Name
WebSite Alternate Name
WebSite Description
Organization Logo URL
Organization Banner URL
Maximum Images to Include
Schema Image Size
Schema Article Image Size
Schema Article AMP 1:1 Image Size
Schema Article AMP 4:3 Image Size
Schema Article AMP 16:9 Image Size
Schema Thumbnail Image Size
Maximum Description Length
Maximum Text Property Length
Add CreativeWork Text Property
Add 5 Star Rating If No Rating

Schema Types

Type for Blog Front Page
Type for Static Front Page
Type for User / Author Page
Type for Search Results Page
Type for Other Archive Page
Type by Post Type for Posts, Pages, Media, Post Type Archive Page, and custom post types
Type by Taxonomy for Categories, Tags, and custom taxonomies

Integration (WPSSO Core Premium required)

Product Attribute Names

Product Brand Attribute Name
Product Color Attribute Name
Product Condition Attribute Name
Product Depth Attribute Name
Product MPN Attribute Name
Product GTIN-14 Attribute Name
Product GTIN-13/EAN Attribute Name
Product GTIN-12/UPC Attribute Name
Product GTIN-8 Attribute Name
Product GTIN Attribute Name
Product ISBN Attribute Name
Product Material Attribute Name
Product Size Attribute Name
Product Target Gender Attr. Name
Product Volume Attribute Name (ml)

Custom Meta (WPSSO Core Premium required)

Custom Field Names

Microdata Type URLs Custom Field
How-To Steps Custom Field
How-To Supplies Custom Field
How-To Tools Custom Field
Image URL Custom Field
Product Availability Custom Field
Product Brand Custom Field
Product Color Custom Field
Product Condition Custom Field
Product Currency Custom Field
Product Depth Custom Field (cm)
Product GTIN-14 Custom Field
Product GTIN-13/EAN Custom Field
Product GTIN-12/UPC Custom Field
Product GTIN-8 Custom Field
Product GTIN Custom Field
Product Height Custom Field
Product ISBN Custom Field
Product Length Custom Field (cm)
Product Material Custom Field
Product MPN Custom Field
Product Price Custom Field
Product Size Custom Field
Product SKU Custom Field
Product Target Gender Custom Field
Product Volume Custom Field (ml)
Product Weight Custom Field (kg)
Product Width Custom Field (cm)
Recipe Ingredients Custom Field
Recipe Instructions Custom Field
Same-As URLs Custom Field
Video Embed HTML Custom Field
Video URL Custom Field

Meta Defaults

Creative Work Information

Default Family Friendly
Default Publisher
Default Provider

Event Information

Default Organizer Org.
Default Organizer Person
Default Performer Org.
Default Performer Person
Default Event Venue

Job Posting Information

Default Hiring Organization
Default Job Location