Report - WebP Express 0.25.12

Does WebP Express work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on 2025-12-22 22:56:12 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: 38.4 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	6.9
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-06-19T13:12:00+00:00
Active installs	300,000+
WordPress.org page	https://wordpress.org/plugins/webp-express/
Badges	Get badge code

Pages 4

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=webp-express%2Fwebp-express.php&plugin_status=all&paged=1&s&_wpnonce=f0b933b281
Aspect	after-activation
HTTP status	200
Load time	0.504 s
Memory usage	3.77 MiB
JS errors	None
Resource errors	None

Media → WebP Express

URL	/wp-admin/upload.php?page=webp_express_conversion_page
Aspect	menu-item
HTTP status	200
Load time	0.465 s
Memory usage	3.74 MiB
JS errors	None
Resource errors	None

Settings → WebP Express

URL	/wp-admin/options-general.php?page=webp_express_settings_page
Aspect	menu-item
HTTP status	200
Load time	1.021 s
Memory usage	4.09 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.246 s
Memory usage	4.11 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.378 s	0.378 s	+0.000 s	3.77 MiB	3.81 MiB	+ 43.14 KiB
/wp-admin/edit.php	0.345 s	0.300 s	-0.045 s	3.78 MiB	3.82 MiB	+ 43.13 KiB
/wp-admin/post-new.php	0.849 s	0.894 s	+0.045 s	6.3 MiB	6.37 MiB	+ 67.24 KiB
/wp-admin/upload.php	0.701 s	0.450 s	-0.251 s	3.74 MiB	3.76 MiB	+ 25.73 KiB
/wp-admin/options-writing.php	0.326 s	0.303 s	-0.023 s	3.71 MiB	3.74 MiB	+ 29.71 KiB
/wp-admin/media-new.php	0.456 s	0.295 s	-0.161 s	3.7 MiB	3.74 MiB	+ 37.91 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.441 s	0.288 s	-0.153 s	3.71 MiB	3.76 MiB	+ 48.58 KiB
/wp-admin/post-new.php?post_type=page	0.691 s	0.681 s	-0.010 s	6.29 MiB	6.35 MiB	+ 63.09 KiB
/wp-admin/options-discussion.php	0.315 s	0.517 s	+0.202 s	3.71 MiB	3.74 MiB	+ 26.21 KiB
/wp-admin/edit-comments.php	0.306 s	0.313 s	+0.007 s	3.73 MiB	3.76 MiB	+ 25.7 KiB
/	0.274 s	0.197 s	-0.077 s	4.1 MiB	4.11 MiB	+ 11.91 KiB
Average	0.462 s	0.420 s	-0.042 s	4.23 MiB	4.27 MiB	+ 38.4 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

JavaScript

Language		%	Lines of code	Comment lines	Files
	PHP	79.4%	12,316	4,247	154
	JavaScript	10.2%	1,579	407	16
	Markdown	5.9%	912	0	5
	CSS	4.1%	630	74	4
	SVG	0.3%	49	2	3
	JSON	0.2%	34	0	1
Total			15,520	4,730	183

PHP Code Analysis | More results »

Lines of code	10,131
Total complexity	2,057
Median class complexity	13.0
Median method complexity	2.0
Most complex class	WebPExpress\Paths
Most complex function	WebPExpress\CLI::convert()

Classes	69
Methods	478
Functions	50

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

webp-express-config-hash
webp-express-config-migrated-cve-2025-11379
webp-express-messages-pending
webp-express-migration-version
webp-express-state

PHP Error Log

The log file is empty.

WebP Express 0.25.12