Report - Kadence Blocks — Page Builder Toolkit for Gutenberg Editor 3.5.28

Does "Kadence Blocks – Gutenberg Blocks for Page Builder Features" work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on 2025-12-02 21:38:37 UTC.

Summary

Errors

4	PHP deprecation warnings
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 6.27 MiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.207 seconds
The average page load time increased by this amount after activating the plugin.

Environment

WordPress version	6.9
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-02-05T18:27:00+00:00
Active installs	500,000+
WordPress.org page	https://wordpress.org/plugins/kadence-blocks/
Badges	Get badge code

Pages 7

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=b57cc7f5ef
Aspect	after-activation
HTTP status	200
Load time	0.659 s
Memory usage	9.64 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	1.252 s
Memory usage	8.73 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	0.445 s
Memory usage	8.66 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	0.377 s
Memory usage	8.72 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	0.270 s
Memory usage	8.72 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	0.430 s
Memory usage	8.72 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.228 s
Memory usage	8.86 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.490 s	0.455 s	-0.035 s	3.78 MiB	8.74 MiB	+ 4.96 MiB
/wp-admin/edit.php	0.352 s	0.296 s	-0.056 s	3.78 MiB	8.74 MiB	+ 4.96 MiB
/wp-admin/post-new.php	0.882 s	2.794 s	+1.912 s	6.31 MiB	18.68 MiB	+ 12.37 MiB
/wp-admin/upload.php	0.618 s	0.467 s	-0.151 s	3.74 MiB	8.69 MiB	+ 4.95 MiB
/wp-admin/options-writing.php	0.309 s	0.330 s	+0.021 s	3.71 MiB	8.66 MiB	+ 4.95 MiB
/wp-admin/media-new.php	0.611 s	0.640 s	+0.029 s	3.7 MiB	8.66 MiB	+ 4.96 MiB
/wp-admin/edit-tags.php?taxonomy=category	0.455 s	0.312 s	-0.143 s	3.72 MiB	8.68 MiB	+ 4.97 MiB
/wp-admin/post-new.php?post_type=page	0.665 s	1.621 s	+0.956 s	6.3 MiB	18.56 MiB	+ 12.26 MiB
/wp-admin/options-discussion.php	0.406 s	0.351 s	-0.055 s	3.71 MiB	8.66 MiB	+ 4.95 MiB
/wp-admin/edit-comments.php	0.340 s	0.315 s	-0.025 s	3.73 MiB	8.68 MiB	+ 4.95 MiB
/	0.339 s	0.165 s	-0.174 s	4.12 MiB	8.86 MiB	+ 4.74 MiB
Average	0.497 s	0.704 s	+0.207 s	4.24 MiB	10.51 MiB	+ 6.27 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	98.1%	39,682	9,854	142
	JSON	0.9%	376	0	1
	XML	0.8%	330	0	1
	SVG	0.2%	71	0	15
Total			40,459	9,854	159

PHP Code Analysis | More results »

Lines of code	35,362
Total complexity	12,018
Median class complexity	25.5
Median method complexity	3.0
Most complex class	Kadence_Blocks_CSS
Most complex function	Kadence_Blocks_Form_Block::build_css()

Classes	120
Methods	935
Functions	45

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

kadence_blocks_schema_version
kadenceblocks_data_settings
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 4 lines

[02-Dec-2025 21:39:03 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 21:39:03 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 21:39:16 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 21:39:16 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131

Kadence Blocks — Page Builder Toolkit for Gutenberg Editor 3.5.28