Report - Robin image optimizer 1.9.0

Does Robin image optimizer work with WordPress 6.8.3 and PHP 8.1.12? A smoke test was performed on 2025-10-30 11:29:16 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: 311.52 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	6.8.3
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2025-10-20T12:28:00+00:00
Active installs	100,000+
WordPress.org page	https://wordpress.org/plugins/robin-image-optimizer/
Badges	Get badge code

Pages 6

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=a2f4979c23
Aspect	after-activation
HTTP status	200
Load time	0.709 s
Memory usage	4.07 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	0.570 s
Memory usage	3.89 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	0.273 s
Memory usage	3.82 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	0.360 s
Memory usage	4.11 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.220 s
Memory usage	3.6 MiB
JS errors	None
Resource errors	None

Dashboard ‹ Test site — WordPress

URL	/wp-admin/index.php
Aspect	new-meta-boxes
HTTP status	200
Load time	0.310 s
Memory usage	3.88 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.317 s	0.317 s	+0.000 s	3.51 MiB	3.88 MiB	+ 382.11 KiB
/wp-admin/edit.php	0.211 s	0.217 s	+0.006 s	3.57 MiB	3.89 MiB	+ 323.13 KiB
/wp-admin/post-new.php	0.825 s	0.899 s	+0.074 s	6.06 MiB	6.45 MiB	+ 394.73 KiB
/wp-admin/upload.php	0.756 s	0.594 s	-0.162 s	3.52 MiB	3.81 MiB	+ 289.05 KiB
/wp-admin/options-writing.php	0.232 s	0.192 s	-0.040 s	3.5 MiB	3.79 MiB	+ 292.64 KiB
/wp-admin/media-new.php	0.305 s	0.240 s	-0.065 s	3.49 MiB	3.79 MiB	+ 300.84 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.225 s	0.175 s	-0.050 s	3.5 MiB	3.8 MiB	+ 305.49 KiB
/wp-admin/post-new.php?post_type=page	0.786 s	0.680 s	-0.106 s	6.05 MiB	6.43 MiB	+ 390.27 KiB
/wp-admin/options-discussion.php	0.484 s	0.351 s	-0.133 s	3.5 MiB	3.79 MiB	+ 289.45 KiB
/wp-admin/edit-comments.php	0.244 s	0.241 s	-0.003 s	3.52 MiB	3.8 MiB	+ 288.13 KiB
/	0.312 s	0.461 s	+0.149 s	3.43 MiB	3.6 MiB	+ 170.94 KiB
Average	0.427 s	0.397 s	-0.030 s	3.97 MiB	4.27 MiB	+ 311.52 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	63.8%	23,101	14,665	232
	CSS	14.2%	5,129	173	18
	JavaScript	9.8%	3,551	394	22
	LESS	7.8%	2,819	174	9
	PO File	4.3%	1,564	612	9
	JSON	0.0%	16	0	2
	Markdown	0.0%	4	0	1
Total			36,184	16,018	293

PHP Code Analysis | More results »

Lines of code	21,633
Total complexity	4,464
Median class complexity	14.0
Median method complexity	2.0
Most complex class	RIO_Process_Queue
Most complex function	Wbcr_FactoryForms480_DropdownControl::defaultHtml()

Classes	177
Methods	1,399
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

robin_image_optimizer_install
robin-image-optimizer_version
wbcr_io_backup_origin_images
wbcr_io_db_version
wbcr_io_image_optimization_server
wbcr_io_plugin_activated
wbcr_io_plugin_version
wbcr_io_save_exif_data
wbcr_io_server_2_quota_limit

Meta Boxes

{
    "dashboard": {
        "themeisle": {
            "title": "WordPress Guides/Tutorials",
            "context": "normal"
        }
    }
}

PHP Error Log

The log file is empty.

Robin image optimizer 1.9.0