Testing Suspended

Testing of this plugin has been temporarily suspended due to an error. It will automatically resume when a new plugin version is released.

Gutenberg 11.9.1

Does Gutenberg work with WordPress 5.8.2 and PHP 7.4.8? A smoke test was performed on .


No PHP errors, warnings or notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Looks good! No problems were detected.

Memory usage: 765.61 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.311 seconds
The average page load time increased by this amount after activating the plugin.

WordPress version5.8.2
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 300,000+
WordPress.org page https://wordpress.org/plugins/gutenberg/

WordPress compatibility badge PHP compatibility badge

Get badge code

Pages 4

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=gutenberg%2Fgutenberg.php&plugin_status=all&paged=1&s&_wpnonce=ff575e5282
Aspect after-activation
HTTP status 200
Load time 0.552 s
Memory usage 3.65 MiB
JS errors None
Resource errors None


Page screenshot: Gutenberg
URL /wp-admin/post-new.php?gutenberg-demo
Requested URL /wp-admin/admin.php?page=gutenberg
Aspect menu-item
HTTP status 200
Load time 2.384 s
Memory usage 6.71 MiB
JS errors None
Resource errors None

Gutenberg → Experiments

Page screenshot: Gutenberg → Experiments
URL /wp-admin/admin.php?page=gutenberg-experiments
Aspect menu-item
HTTP status 200
Load time 0.358 s
Memory usage 3.51 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.328 s
Memory usage 3.7 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.317 s0.404 s+0.087 s3.08 MiB3.68 MiB+ 613.8 KiB
/wp-admin/edit.php0.177 s0.536 s+0.359 s3.11 MiB3.69 MiB+ 594.37 KiB
/wp-admin/post-new.php0.935 s2.199 s+1.264 s5.27 MiB6.68 MiB+ 1.41 MiB
/wp-admin/upload.php0.625 s0.529 s-0.096 s3.03 MiB3.62 MiB+ 609.78 KiB
/wp-admin/options-writing.php0.241 s0.213 s-0.028 s3.02 MiB3.59 MiB+ 575.2 KiB
/wp-admin/media-new.php0.324 s0.306 s-0.018 s3.01 MiB3.6 MiB+ 611.57 KiB
/wp-admin/edit-tags.php?taxonomy=category0.193 s0.262 s+0.069 s3.04 MiB3.62 MiB+ 591.74 KiB
/wp-admin/post-new.php?post_type=page0.896 s2.315 s+1.419 s5.26 MiB6.67 MiB+ 1.41 MiB
/wp-admin/options-discussion.php0.224 s0.421 s+0.197 s3 MiB3.52 MiB+ 527.71 KiB
/wp-admin/edit-comments.php0.208 s0.342 s+0.134 s3.04 MiB3.62 MiB+ 592.33 KiB
/0.286 s0.322 s+0.036 s2.91 MiB3.7 MiB+ 814.03 KiB
Average 0.402 s0.714 s+0.311 s3.43 MiB4.18 MiB+ 765.61 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
Total 185,253 62,723 532

PHP Code Analysis | More results »

Lines of code 15,482
Total complexity 2,960
Median class complexity 30.0
Median method complexity 2.0
Most complex class WP_Theme_JSON_Gutenberg
Most complex function gutenberg_render_block_core_navigation()
Classes 24
Methods 249
Functions 410


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

Custom Post Types 1

ID Name
wp_navigationNavigation Menus

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide Gutenberg Admin Menus