Schema & Structured Data for WP & AMP 1.54

Does "Schema & Structured Data for WP & AMP" work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
2PHP warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 1.02 MiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment
WordPress version6.9
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 100,000+
WordPress.org page https://wordpress.org/plugins/schema-and-structured-data-for-wp/
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Pages 19

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=schema-and-structured-data-for-wp%2Fstructured-data-for-wp.php&plugin_status=all&paged=1&s&_wpnonce=6d4bbe4e62
Aspect after-activation
HTTP status 200
Load time 0.975 s
Memory usage 5.06 MiB
JS errors None
Resource errors None

Structured Data

Page screenshot: Structured Data
URL /wp-admin/edit.php?post_type=saswp
Aspect menu-item
HTTP status 200
Load time 0.648 s
Memory usage 4.8 MiB
JS errors None
Resource errors None

Structured Data → Reviews

Page screenshot: Structured Data → Reviews
URL /wp-admin/edit.php?post_type=saswp_reviews
Aspect menu-item
HTTP status 200
Load time 0.460 s
Memory usage 5.01 MiB
JS errors None
Resource errors None

Structured Data → Reviews → Collections

Page screenshot: Structured Data → Reviews → Collections
URL /wp-admin/edit.php?post_type=saswp-collections
Aspect menu-item-tab
HTTP status 200
Load time 0.444 s
Memory usage 4.8 MiB
JS errors None
Resource errors None

Structured Data → Reviews → Accept Reviews

Page screenshot: Structured Data → Reviews → Accept Reviews
URL /wp-admin/edit.php?post_type=saswp_reviews
Aspect menu-item-tab
HTTP status 200
Load time 0.686 s
Memory usage 5.01 MiB
JS errors None
Resource errors None

Structured Data → Settings

Page screenshot: Structured Data → Settings
URL /wp-admin/edit.php?post_type=saswp&page=structured_data_options
Aspect menu-item
HTTP status 200
Load time 1.780 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Review

Page screenshot: Structured Data → Settings →  Review
URL /wp-admin/admin.php?page=structured_data_options&tab=review
Aspect menu-item-tab
HTTP status 200
Load time 1.014 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Compatibility

Page screenshot: Structured Data → Settings →  Compatibility
URL /wp-admin/admin.php?page=structured_data_options&tab=compatibility
Aspect menu-item-tab
HTTP status 200
Load time 0.870 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Email Schema

Page screenshot: Structured Data → Settings →  Email Schema
URL /wp-admin/admin.php?page=structured_data_options&tab=email_schema
Aspect menu-item-tab
HTTP status 200
Load time 0.881 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Advanced

Page screenshot: Structured Data → Settings →  Advanced
URL /wp-admin/admin.php?page=structured_data_options&tab=tools
Aspect menu-item-tab
HTTP status 200
Load time 0.779 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Premium Features

Page screenshot: Structured Data → Settings →  Premium Features
URL /wp-admin/admin.php?page=structured_data_options&tab=premium_features
Aspect menu-item-tab
HTTP status 200
Load time 1.115 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Services

Page screenshot: Structured Data → Settings →  Services
URL /wp-admin/admin.php?page=structured_data_options&tab=services
Aspect menu-item-tab
HTTP status 200
Load time 0.861 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Settings → Support

Page screenshot: Structured Data → Settings →  Support
URL /wp-admin/admin.php?page=structured_data_options&tab=support
Aspect menu-item-tab
HTTP status 200
Load time 0.773 s
Memory usage 5.04 MiB
JS errors None
Resource errors None

Structured Data → Upgrade To Premium

Page screenshot: Structured Data → Upgrade To Premium
URL /wp-admin/edit.php?post_type=saswp&page=structured_data_premium
Aspect menu-item
HTTP status 200
Load time 0.186 s
Memory usage N/A
JS errors None
Resource errors None

Structured Data →

Page screenshot: Structured Data →
URL /wp-admin/edit.php?post_type=saswp&page=collection
Aspect menu-item
HTTP status 200
Load time 0.766 s
Memory usage 4.97 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.293 s
Memory usage 5.09 MiB
JS errors None
Resource errors None

Add Post ‹ Test site — WordPress

Page screenshot: Add Post ‹ Test site — WordPress
URL /wp-admin/post-new.php
Aspect new-meta-boxes
HTTP status 200
Load time 0.791 s
Memory usage 7.43 MiB
JS errors None
Resource errors None

Add Page ‹ Test site — WordPress

Page screenshot: Add Page ‹ Test site — WordPress
URL /wp-admin/post-new.php?post_type=page
Aspect new-meta-boxes
HTTP status 200
Load time 0.904 s
Memory usage 7.42 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200
Load time 1.363 s
Memory usage 7.18 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.718 s0.568 s-0.150 s3.78 MiB4.76 MiB+ 1009.63 KiB
/wp-admin/edit.php0.387 s0.331 s-0.056 s3.78 MiB4.82 MiB+ 1.04 MiB
/wp-admin/post-new.php1.434 s1.225 s-0.209 s6.31 MiB7.43 MiB+ 1.12 MiB
/wp-admin/upload.php0.600 s0.803 s+0.203 s3.74 MiB4.73 MiB+ 1017.85 KiB
/wp-admin/options-writing.php0.353 s0.707 s+0.354 s3.71 MiB4.71 MiB+ 1020.17 KiB
/wp-admin/media-new.php0.497 s0.351 s-0.146 s3.7 MiB4.71 MiB+ 1 MiB
/wp-admin/edit-tags.php?taxonomy=category0.340 s0.314 s-0.026 s3.72 MiB4.73 MiB+ 1.01 MiB
/wp-admin/post-new.php?post_type=page0.961 s0.839 s-0.122 s6.3 MiB7.42 MiB+ 1.12 MiB
/wp-admin/options-discussion.php0.482 s0.335 s-0.147 s3.71 MiB4.71 MiB+ 1016.67 KiB
/wp-admin/edit-comments.php0.366 s0.405 s+0.039 s3.73 MiB4.73 MiB+ 1016.17 KiB
/0.406 s0.193 s-0.213 s4.12 MiB5.09 MiB+ 997.52 KiB
Average 0.595 s0.552 s-0.043 s4.24 MiB5.26 MiB+ 1.02 MiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP
JavaScript
CSS
Language % Lines of code Comment lines Files
PHP71.5%66,9133,16778
JavaScript14.5%13,54132830
CSS13.2%12,39434933
SVG0.7%68933
JSX0.0%4321
Total 93,580 3,849 145

PHP Code Analysis | More results »

Lines of code 63,958
Total complexity 13,480
Median class complexity 46.5
Median method complexity 1.5
Most complex class SASWP_Output_Service
Most complex function SASWP_Output_Service::saswp_replace_with_custom_fields_value()
Classes 30
Methods 452
Functions 487

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options wp_options 5

Custom Post Types 4

ID Name
saswpStructured Data
saswp_reviewsReviews
saswp_rvs_locationLocation
saswp-collectionsCollections

Sidebar Widgets 2

ID Name
saswp_location_widgetSASWP Location
saswp_google_review_widgetReviews

Meta Boxes

{
    "post": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "page": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "attachment": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "customize_changeset": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "oembed_cache": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_block": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_template": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_template_part": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_global_styles": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_navigation": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_font_family": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "wp_font_face": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "saswp_reviews": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        },
        "saswp_reviews_form": {
            "title": "Reviews form Shortcode",
            "context": "side"
        },
        "saswp_reviews_usage": {
            "title": "Review Usage",
            "context": "side"
        },
        "submitdiv": {
            "title": "Publish",
            "context": "side"
        },
        "saswp_review_content": {
            "title": "Review Content",
            "context": "normal"
        }
    },
    "saswp_rvs_location": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "saswp-collections": {
        "SASWP_Post_Specific": {
            "title": "Schema & Structured Data on this post",
            "context": "advanced"
        }
    },
    "saswp": {
        "saswp_schema_type": {
            "title": "Schema Type",
            "context": "normal"
        },
        "saswp_amp_select": {
            "title": "Placement",
            "context": "normal"
        },
        "saswp_schema_options": {
            "title": "Advance Schema Options",
            "context": "normal"
        },
        "saswp_location_meta_box": {
            "title": "Front End",
            "context": "side"
        },
        "saswp_help_meta_box": {
            "title": "Help",
            "context": "side"
        },
        "submitdiv": {
            "title": "Publish",
            "context": "side"
        }
    }
}

PHP Error Log 2 lines

[31-Dec-2025 08:33:02 UTC] PHP Warning:  Cannot modify header information - headers already sent by (output started at /wp-admin/includes/misc.php:1406) in /wp-includes/pluggable.php on line 1531
[31-Dec-2025 08:33:02 UTC] PHP Warning:  Cannot modify header information - headers already sent by (output started at /wp-admin/includes/misc.php:1406) in /wp-includes/pluggable.php on line 1534
See also: All tests for this plugin, How to Hide Schema & Structured Data for WP & AMP Admin Menus and Meta Boxes