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2. NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization
3. 1.19.0

NitroPack 1.19.0

Does NitroPack work with WordPress 6.9.1 and PHP 8.1.12? A smoke test was performed on 2026-02-10 10:20:49 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	0.376 s	0.824 s	+0.448 s	3.78 MiB	4.02 MiB	+ 253.83 KiB
/wp-admin/edit.php	0.328 s	0.359 s	+0.031 s	3.78 MiB	4.1 MiB	+ 321.11 KiB
/wp-admin/post-new.php	0.721 s	0.825 s	+0.104 s	6.31 MiB	6.66 MiB	+ 363.48 KiB
/wp-admin/upload.php	0.411 s	0.387 s	-0.024 s	3.74 MiB	3.98 MiB	+ 245.69 KiB
/wp-admin/options-writing.php	0.489 s	0.305 s	-0.184 s	3.71 MiB	3.95 MiB	+ 245.69 KiB
/wp-admin/media-new.php	0.473 s	0.466 s	-0.007 s	3.7 MiB	3.94 MiB	+ 245.69 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.281 s	0.311 s	+0.030 s	3.72 MiB	3.99 MiB	+ 276.33 KiB
/wp-admin/post-new.php?post_type=page	0.618 s	0.690 s	+0.072 s	6.3 MiB	6.6 MiB	+ 305.72 KiB
/wp-admin/options-discussion.php	0.295 s	0.330 s	+0.035 s	3.71 MiB	3.95 MiB	+ 245.69 KiB
/wp-admin/edit-comments.php	0.287 s	0.333 s	+0.046 s	3.73 MiB	3.97 MiB	+ 245.69 KiB
/	0.282 s	0.205 s	-0.077 s	4.11 MiB	4.32 MiB	+ 221.48 KiB
Average	0.415 s	0.458 s	+0.043 s	4.24 MiB	4.5 MiB	+ 270.03 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	78.6%	17,818	2,530	186
	Sass	8.6%	1,955	28	12
	JavaScript	8.6%	1,950	147	12
	PO File	3.4%	777	344	1
	SVG	0.7%	164	0	26
	JSON	0.0%	2	0	2
Total			22,666	3,049	239

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.

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