Report - Contact Form 7 5.8.3

Does Contact Form 7 work with WordPress 6.4.1 and PHP 8.1.12? A smoke test was performed on 2023-11-16 03:12:56 UTC.

Summary

Errors

	No PHP errors, warnings or notices
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors
	Looks good! No problems were detected.

Performance

Memory usage: 202.02 KiB
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 version	6.4.1
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-02-08T09:32:00+00:00
Active installs	10,000,000+
WordPress.org page	https://wordpress.org/plugins/contact-form-7/
Badges	Get badge code

Pages 5

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=contact-form-7%2Fwp-contact-form-7.php&plugin_status=all&paged=1&s&_wpnonce=f502476c7b
Aspect	after-activation
HTTP status	200
Load time	0.343 s
Memory usage	3.65 MiB
JS errors	None
Resource errors	None

Contact

URL	/wp-admin/admin.php?page=wpcf7
Aspect	menu-item
HTTP status	200
Load time	0.237 s
Memory usage	3.53 MiB
JS errors	None
Resource errors	None

Contact → Add New

URL	/wp-admin/admin.php?page=wpcf7-new
Aspect	menu-item
HTTP status	200
Load time	0.450 s
Memory usage	3.64 MiB
JS errors	None
Resource errors	None

Contact → Integration

URL	/wp-admin/admin.php?page=wpcf7-integration
Aspect	menu-item
HTTP status	200
Load time	0.216 s
Memory usage	3.5 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.198 s
Memory usage	3.46 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.330 s	0.312 s	-0.018 s	3.38 MiB	3.6 MiB	+ 227.07 KiB
/wp-admin/edit.php	0.212 s	0.211 s	-0.001 s	3.41 MiB	3.63 MiB	+ 233.2 KiB
/wp-admin/post-new.php	0.847 s	0.825 s	-0.022 s	5.46 MiB	5.66 MiB	+ 210.45 KiB
/wp-admin/upload.php	0.786 s	0.417 s	-0.369 s	3.32 MiB	3.53 MiB	+ 209.69 KiB
/wp-admin/options-writing.php	0.228 s	0.178 s	-0.050 s	3.32 MiB	3.49 MiB	+ 182.27 KiB
/wp-admin/media-new.php	0.308 s	0.228 s	-0.080 s	3.29 MiB	3.49 MiB	+ 201.88 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.214 s	0.197 s	-0.017 s	3.31 MiB	3.51 MiB	+ 207.08 KiB
/wp-admin/post-new.php?post_type=page	0.623 s	0.531 s	-0.092 s	5.45 MiB	5.65 MiB	+ 210.09 KiB
/wp-admin/options-discussion.php	0.308 s	0.269 s	-0.039 s	3.3 MiB	3.49 MiB	+ 191.84 KiB
/wp-admin/edit-comments.php	0.234 s	0.233 s	-0.001 s	3.34 MiB	3.52 MiB	+ 189.7 KiB
/	0.281 s	0.232 s	-0.049 s	3.31 MiB	3.46 MiB	+ 159 KiB
Average	0.397 s	0.330 s	-0.067 s	3.72 MiB	3.91 MiB	+ 202.02 KiB

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	91.1%	15,697	2,466	103
	CSS	6.0%	1,028	68	6
	JavaScript	2.7%	466	4	8
	JSON	0.2%	38	0	1
	SVG	0.0%	1	0	1
Total			17,230	2,538	119

PHP Code Analysis | More results »

Lines of code	15,831
Total complexity	2,841
Median class complexity	9.0
Median method complexity	2.0
Most complex class	WPCF7_ContactForm
Most complex function	wpcf7_load_contact_form_admin()

Classes	60
Methods	463
Functions	300

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` 1

wpcf7

Custom Post Types 1

ID	Name
wpcf7_contact_form	Contact Forms

PHP Error Log

The log file is empty.

Contact Form 7 5.8.3