1. Home
2. NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization
3. 1.18.9

NitroPack 1.18.9

Does NitroPack work with WordPress 6.9.1 and PHP 8.1.12? A smoke test was performed on 2026-02-03 21:37:47 UTC.

Summary

Pages 5

NitroPack Options ‹ Test site — WordPress

NitroPack

NitroPack → System Report

Test site – Just another WordPress site

Add Post ‹ Test site — WordPress

Benchmark

URL	Load time			Memory usage
	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.537 s	0.529 s	-0.008 s	3.78 MiB	4.02 MiB	+ 242.35 KiB
/wp-admin/edit.php	0.369 s	0.289 s	-0.080 s	3.79 MiB	4.09 MiB	+ 308.59 KiB
/wp-admin/post-new.php	0.839 s	0.854 s	+0.015 s	6.31 MiB	6.65 MiB	+ 349.08 KiB
/wp-admin/upload.php	0.600 s	0.512 s	-0.088 s	3.74 MiB	3.98 MiB	+ 239.71 KiB
/wp-admin/options-writing.php	0.318 s	0.474 s	+0.156 s	3.72 MiB	3.94 MiB	+ 234.21 KiB
/wp-admin/media-new.php	0.474 s	0.338 s	-0.136 s	3.71 MiB	3.93 MiB	+ 234.21 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.326 s	0.298 s	-0.028 s	3.72 MiB	3.98 MiB	+ 264.85 KiB
/wp-admin/post-new.php?post_type=page	0.814 s	0.688 s	-0.126 s	6.3 MiB	6.59 MiB	+ 293.45 KiB
/wp-admin/options-discussion.php	0.344 s	0.377 s	+0.033 s	3.72 MiB	3.95 MiB	+ 234.21 KiB
/wp-admin/edit-comments.php	0.325 s	0.441 s	+0.116 s	3.74 MiB	3.97 MiB	+ 239.71 KiB
/	0.389 s	0.222 s	-0.167 s	4.12 MiB	4.29 MiB	+ 169.31 KiB
Average	0.485 s	0.457 s	-0.028 s	4.24 MiB	4.49 MiB	+ 255.43 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	79.3%	17,896	2,269	177
	Sass	8.7%	1,953	28	12
	JavaScript	7.9%	1,782	87	11
	PO File	3.4%	777	344	1
	SVG	0.7%	164	0	26
	JSON	0.0%	2	0	2
Total			22,574	2,728	229

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 1

• nitropack-distribution

Meta Boxes

{
    "post": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "home": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "archive": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "page": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "attachment": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "category": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "post_tag": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    },
    "post_format": {
        "nitropack_manage_cache_box": {
            "title": "NitroPack",
            "context": "side"
        }
    }
}

PHP Error Log

The log file is empty.

---