Just Image Optimizer 1.1.3

Does Just Image Optimizer work with WordPress 5.2.3 and PHP 7.2.16? A smoke test was performed on .


1PHP fatal errors
No JavaScript exceptions
All test pages loaded successfully
No resource errors

Memory usage: 48.82 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.

WordPress version5.2.3
PHP version7.2.16
MySQL version8.0.15
PHP memory limit256M
Plugin Info
Last updated
Active installs 100+
WordPress.org page https://wordpress.org/plugins/just-image-optimizer/

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Pages 3

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=just-image-optimizer%2Fjust-image-optimizer.php&plugin_status=all&paged=1&s&_wpnonce=46ec922d37
Aspect after-activation
HTTP status 200
Load time 2.051 s
Memory usage 3.6 MiB
JS errors None
Resource errors None

Media → Just Image Optimizer

Page screenshot: Media → Just Image Optimizer
URL /wp-admin/upload.php?page=just-img-opt-connection
Requested URL /wp-admin/upload.php?page=just-img-opt-dashboard
Aspect menu-item
HTTP status 200
Load time 1.427 s
Memory usage 3.61 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 0.179 s
Memory usage 3.25 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.276 s0.216 s-0.060 s3.6 MiB3.65 MiB+ 47.46 KiB
/wp-admin/edit.php0.247 s0.305 s+0.058 s3.63 MiB3.68 MiB+ 47.38 KiB
/wp-admin/post-new.php1.198 s1.163 s-0.035 s5.27 MiB5.39 MiB+ 126.15 KiB
/wp-admin/upload.php0.576 s0.728 s+0.152 s3.46 MiB3.51 MiB+ 47.66 KiB
/wp-admin/options-writing.php0.193 s0.297 s+0.104 s3.55 MiB3.5 MiB- 47.07 KiB
/wp-admin/media-new.php0.355 s0.265 s-0.090 s3.45 MiB3.49 MiB+ 47.6 KiB
/wp-admin/edit-tags.php?taxonomy=category0.225 s0.261 s+0.036 s3.49 MiB3.59 MiB+ 101.94 KiB
/wp-admin/post-new.php?post_type=page1.154 s1.243 s+0.089 s5.25 MiB5.37 MiB+ 119.36 KiB
/wp-admin/options-discussion.php0.286 s0.224 s-0.062 s3.45 MiB3.5 MiB+ 46.81 KiB
/wp-admin/edit-comments.php0.317 s0.325 s+0.008 s3.55 MiB3.6 MiB+ 46.35 KiB
/0.331 s0.305 s-0.026 s3.3 MiB3.26 MiB- 46.59 KiB
Average 0.469 s0.485 s+0.016 s3.82 MiB3.87 MiB+ 48.82 KiB


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 3

Options wp_options 2

PHP Error Log 9 lines

[12-Sep-2019 01:40:44 UTC] PHP Fatal error:  Uncaught Error: Call to a member function name() on null in /wp-content/plugins/just-image-optimizer/views/dashboard/_requirements.php:21
Stack trace:
#0 /wp-content/plugins/just-image-optimizer/views/dashboard/index.php(11): include()
#1 /wp-content/plugins/just-image-optimizer/core/Component.php(36): include('/opt/bitnami/ap...')
#2 /wp-content/plugins/just-image-optimizer/controllers/DashboardController.php(71): JustCoded\WP\ImageOptimizer\core\Component->render('dashboard/index', Array)
#3 /wp-includes/class-wp-hook.php(286): JustCoded\WP\ImageOptimizer\controllers\DashboardController->actionIndex('')
#4 /wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array)
#5 /wp-includes/plugin.php(465): WP_Hook->do_action(Array)
#6 /wp in /wp-content/plugins/just-image-optimizer/views/dashboard/_requirements.php on line 21
See also: All tests for this plugin