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2. Slim SEO – Fast & Automated WordPress SEO Plugin
3. 4.5.7 (latest)

Slim SEO 4.5.7

Does Slim SEO work with WordPress 6.8.1 and PHP 8.1.12? A smoke test was performed on 2025-06-19 15:14:37 UTC.

Summary

Pages 5

Slim SEO ‹ Test site — WordPress

Settings → Slim SEO

Test site – Just another WordPress site

Add Post ‹ Test site — WordPress

Add Page ‹ Test site — WordPress

Benchmark

URL	Load time			Memory usage
	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.327 s	0.299 s	-0.028 s	3.51 MiB	3.71 MiB	+ 211.24 KiB
/wp-admin/edit.php	0.215 s	0.326 s	+0.111 s	3.57 MiB	3.82 MiB	+ 252.22 KiB
/wp-admin/post-new.php	0.842 s	0.974 s	+0.132 s	6.06 MiB	6.5 MiB	+ 451.83 KiB
/wp-admin/upload.php	0.807 s	0.486 s	-0.321 s	3.52 MiB	3.71 MiB	+ 192.76 KiB
/wp-admin/options-writing.php	0.233 s	0.230 s	-0.003 s	3.5 MiB	3.67 MiB	+ 176.45 KiB
/wp-admin/media-new.php	0.293 s	0.197 s	-0.096 s	3.49 MiB	3.67 MiB	+ 184.63 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.207 s	0.228 s	+0.021 s	3.5 MiB	3.7 MiB	+ 196.15 KiB
/wp-admin/post-new.php?post_type=page	0.744 s	0.694 s	-0.050 s	6.05 MiB	6.49 MiB	+ 450.52 KiB
/wp-admin/options-discussion.php	0.278 s	0.297 s	+0.019 s	3.5 MiB	3.67 MiB	+ 172.94 KiB
/wp-admin/edit-comments.php	0.458 s	0.444 s	-0.014 s	3.52 MiB	3.69 MiB	+ 172.44 KiB
/	0.332 s	0.241 s	-0.091 s	3.5 MiB	3.6 MiB	+ 102.68 KiB
Average	0.431 s	0.401 s	-0.029 s	3.98 MiB	4.2 MiB	+ 233.08 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.

Language		%	Lines of code	Comment lines	Files
	PHP	83.9%	7,623	454	139
	JavaScript	8.6%	782	72	9
	Markdown	5.9%	534	0	1
	XSLT	1.5%	139	0	1
	CSS	0.1%	6	0	6
	XML	0.1%	5	0	1
Total			9,089	526	157

PHP Code Analysis | More results »

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 2

• slim_seo
• slim_seo_db_version

Meta Boxes

{
    "post": {
        "slim-seo": {
            "title": "Search Engine Optimization",
            "context": "normal"
        }
    },
    "page": {
        "slim-seo": {
            "title": "Search Engine Optimization",
            "context": "normal"
        },
        "postexcerpt": {
            "title": "Excerpt",
            "context": "normal"
        }
    }
}

PHP Error Log

The log file is empty.

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