Report - Kadence Blocks — Page Builder Toolkit for Gutenberg Editor 3.7.0

Does "Kadence Blocks — Page Builder Toolkit for Gutenberg Editor" work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on 2026-05-12 04:26:25 UTC.

Summary

Errors

6	Unrecognized messages in the PHP error log
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 6.35 MiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.295 seconds
The average page load time increased by this amount after activating the plugin.

Environment

WordPress version	6.9.4
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-05-12T04:19:00+00:00
Active installs	600,000+
WordPress.org page	https://wordpress.org/plugins/kadence-blocks/
Badges	Get badge code

Pages 8

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=kadence-blocks%2Fkadence-blocks.php&plugin_status=all&paged=1&s&_wpnonce=5dd5b60be9
Aspect	after-activation
HTTP status	200
Load time	0.674 s
Memory usage	10.12 MiB
JS errors	None
Resource errors	None

Liquid Web

URL	/wp-admin/admin.php?page=lw-software-manager
Aspect	menu-item
HTTP status	200
Load time	0.440 s
Memory usage	8.73 MiB
JS errors	None
Resource errors	None

Kadence

URL	/wp-admin/admin.php?page=kadence-blocks-home
Aspect	menu-item
HTTP status	200
Load time	1.563 s
Memory usage	8.8 MiB
JS errors	None
Resource errors	None

Kadence → Settings

URL	/wp-admin/admin.php?page=kadence-blocks
Aspect	menu-item
HTTP status	200
Load time	0.560 s
Memory usage	8.73 MiB
JS errors	None
Resource errors	None

Kadence → Forms

URL	/wp-admin/edit.php?post_type=kadence_form
Aspect	menu-item
HTTP status	200
Load time	0.343 s
Memory usage	8.79 MiB
JS errors	None
Resource errors	None

Kadence → Navigations

URL	/wp-admin/edit.php?post_type=kadence_navigation
Aspect	menu-item
HTTP status	200
Load time	0.523 s
Memory usage	8.79 MiB
JS errors	None
Resource errors	None

Kadence → Headers

URL	/wp-admin/edit.php?post_type=kadence_header
Aspect	menu-item
HTTP status	200
Load time	0.319 s
Memory usage	8.79 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.303 s
Memory usage	8.87 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.512 s	0.654 s	+0.142 s	3.78 MiB	8.8 MiB	+ 5.02 MiB
/wp-admin/edit.php	0.387 s	0.369 s	-0.018 s	3.78 MiB	8.81 MiB	+ 5.02 MiB
/wp-admin/post-new.php	0.864 s	3.310 s	+2.446 s	6.31 MiB	18.87 MiB	+ 12.56 MiB
/wp-admin/upload.php	0.942 s	0.892 s	-0.050 s	3.74 MiB	8.75 MiB	+ 5.01 MiB
/wp-admin/options-writing.php	0.448 s	0.437 s	-0.011 s	3.71 MiB	8.73 MiB	+ 5.02 MiB
/wp-admin/media-new.php	0.507 s	0.348 s	-0.159 s	3.7 MiB	8.73 MiB	+ 5.02 MiB
/wp-admin/edit-tags.php?taxonomy=category	0.353 s	0.314 s	-0.039 s	3.72 MiB	8.74 MiB	+ 5.03 MiB
/wp-admin/post-new.php?post_type=page	0.977 s	1.719 s	+0.742 s	6.3 MiB	18.69 MiB	+ 12.39 MiB
/wp-admin/options-discussion.php	0.427 s	0.615 s	+0.188 s	3.71 MiB	8.73 MiB	+ 5.01 MiB
/wp-admin/edit-comments.php	0.364 s	0.432 s	+0.068 s	3.73 MiB	8.75 MiB	+ 5.01 MiB
/	0.298 s	0.235 s	-0.063 s	4.11 MiB	8.87 MiB	+ 4.76 MiB
Average	0.553 s	0.848 s	+0.295 s	4.24 MiB	10.59 MiB	+ 6.35 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

Language		%	Lines of code	Comment lines	Files
	PHP	96.5%	44,096	12,094	235
	JavaScript	1.4%	630	177	18
	JSON	0.8%	376	0	1
	XML	0.7%	336	0	1
	Markdown	0.4%	173	0	1
	SVG	0.2%	71	0	15
	Sass	0.0%	6	0	1
Total			45,688	12,271	272

PHP Code Analysis | More results »

Lines of code	39,610
Total complexity	12,625
Median class complexity	8.0
Median method complexity	2.0
Most complex class	Kadence_Blocks_CSS
Most complex function	Kadence_Blocks_Form_Block::build_css()

Classes	204
Methods	1,194
Functions	48

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.

Database Tables 2

wp_kb_optimizer
wp_kb_optimizer_viewport_hashes

Options `wp_options` 8

kadence_blocks_schema_version
kadenceblocks_data_settings
lw_harbor_catalog_state
stellar_schema_version_optimizer
stellar_schema_version_viewport_hashes
stellarwp_telemetry
stellarwp_telemetry_kadence-blocks_show_optin
stellarwp_telemetry_last_send

Custom Post Types 5

ID	Name
kadence_form	Forms
kadence_navigation	Kadence Navigation
kadence_header	Kadence Header
kadence_lottie	Lottie Animations
kadence_vector	Vector SVGs

PHP Error Log 6 lines

[12-May-2026 04:26:53 UTC] Harbor: Scanning 1 active plugin(s) for embedded license key.
[12-May-2026 04:26:53 UTC] Harbor: No embedded license key found in any active plugin.
[12-May-2026 04:26:54 UTC] Harbor: Catalog HTTP request: GET https://software.liquidweb.com/wp-json/slw/v1/catalog
[12-May-2026 04:26:54 UTC] Harbor: Catalog HTTP request: GET https://software.liquidweb.com/wp-json/slw/v1/catalog
[12-May-2026 04:26:54 UTC] Harbor: Catalog HTTP response: 200
[12-May-2026 04:26:54 UTC] Harbor: Catalog HTTP response: 200

Kadence Blocks — Page Builder Toolkit for Gutenberg Editor 3.7.0