Report - Robin image optimizer 1.8.1

Does Robin image optimizer work with WordPress 6.7.1 and PHP 8.1.12? A smoke test was performed on 2025-01-02 22:31:04 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: 183.08 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	6.7.1
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2025-01-11T00:49:00+00:00
Active installs	100,000+
WordPress.org page	https://wordpress.org/plugins/robin-image-optimizer/
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=robin-image-optimizer%2Frobin-image-optimizer.php&plugin_status=all&paged=1&s&_wpnonce=280576ad98
Aspect	after-activation
HTTP status	200
Load time	0.760 s
Memory usage	3.72 MiB
JS errors	None
Resource errors	None

Settings → Robin image optimizer

URL	/wp-admin/options-general.php?page=rio_general-wbcr_image_optimizer
Aspect	menu-item
HTTP status	200
Load time	0.783 s
Memory usage	3.74 MiB
JS errors	None
Resource errors	None

License

URL	/wp-admin/admin.php?page=rio_license-wbcr_image_optimizer
Aspect	menu-item
HTTP status	200
Load time	0.253 s
Memory usage	3.69 MiB
JS errors	None
Resource errors	None

Settings

URL	/wp-admin/admin.php?page=rio_settings-wbcr_image_optimizer
Aspect	menu-item
HTTP status	200
Load time	0.290 s
Memory usage	3.96 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.256 s
Memory usage	3.45 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.427 s	0.387 s	-0.040 s	3.48 MiB	3.68 MiB	+ 201.31 KiB
/wp-admin/edit.php	0.209 s	0.192 s	-0.017 s	3.54 MiB	3.76 MiB	+ 225.95 KiB
/wp-admin/post-new.php	0.828 s	1.127 s	+0.299 s	5.92 MiB	6.15 MiB	+ 227.15 KiB
/wp-admin/upload.php	0.765 s	0.464 s	-0.301 s	3.49 MiB	3.68 MiB	+ 188.72 KiB
/wp-admin/options-writing.php	0.216 s	0.186 s	-0.030 s	3.47 MiB	3.66 MiB	+ 192.3 KiB
/wp-admin/media-new.php	0.260 s	0.247 s	-0.013 s	3.46 MiB	3.66 MiB	+ 200.5 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.190 s	0.191 s	+0.001 s	3.48 MiB	3.68 MiB	+ 205.16 KiB
/wp-admin/post-new.php?post_type=page	1.086 s	0.727 s	-0.359 s	5.92 MiB	6.14 MiB	+ 222.68 KiB
/wp-admin/options-discussion.php	0.291 s	0.235 s	-0.056 s	3.47 MiB	3.66 MiB	+ 189.12 KiB
/wp-admin/edit-comments.php	0.256 s	0.173 s	-0.083 s	3.49 MiB	3.68 MiB	+ 187.79 KiB
/	0.330 s	0.227 s	-0.103 s	3.48 MiB	3.45 MiB	- 26.8 KiB
Average	0.442 s	0.378 s	-0.064 s	3.93 MiB	4.11 MiB	+ 183.08 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

CSS

JavaScript

Language		%	Lines of code	Comment lines	Files
	PHP	64.0%	23,028	14,493	230
	CSS	14.2%	5,125	173	18
	JavaScript	9.6%	3,462	342	21
	LESS	7.8%	2,813	174	9
	PO File	4.3%	1,564	612	9
	JSON	0.0%	5	0	1
	Markdown	0.0%	2	0	1
Total			35,999	15,794	289

PHP Code Analysis | More results »

Lines of code	21,545
Total complexity	4,461
Median class complexity	14.0
Median method complexity	2.0
Most complex class	RIO_Process_Queue
Most complex function	Wbcr_FactoryForms480_DropdownControl::defaultHtml()

Classes	175
Methods	1,392
Functions	51

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 1

wp_rio_process_queue

Options `wp_options` 9

wbcr_io_backup_origin_images
wbcr_io_db_version
wbcr_io_image_optimization_server
wbcr_io_image_optimize_all_usage
wbcr_io_image_optimize_flush_usage
wbcr_io_plugin_activated
wbcr_io_plugin_version
wbcr_io_save_exif_data
wbcr_io_user_agent

PHP Error Log

The log file is empty.

Robin image optimizer 1.8.1