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  3. 10.44 (latest)

Subscribe2 10.44

Does Subscribe2 work with WordPress 6.8.3 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
2PHP notices
1JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 128.83 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.027 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version6.8.3
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 20,000+
WordPress.org page https://wordpress.org/plugins/subscribe2/
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Pages 12

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=subscribe2%2Fsubscribe2.php&plugin_status=all&paged=1&s&_wpnonce=e871d12ff5
Aspect after-activation
HTTP status 200
Load time 0.319 s
Memory usage 3.69 MiB
JS errors None
Resource errors None

Subscribe2

Page screenshot: Subscribe2
URL /wp-admin/admin.php?page=s2
Aspect menu-item
HTTP status 200
Load time 0.199 s
Memory usage 3.87 MiB
JS errors None
Resource errors None

Subscribe2 → Subscribers

Page screenshot: Subscribe2 → Subscribers
URL /wp-admin/admin.php?page=s2_tools
Aspect menu-item
HTTP status 200
Load time 0.212 s
Memory usage 3.79 MiB
JS errors None
Resource errors None

Subscribe2 → Subscribers → Registered Subscribers

Page screenshot: Subscribe2 → Subscribers → Registered Subscribers
URL /wp-admin/admin.php?page=s2_tools&tab=registered
Aspect menu-item-tab
HTTP status 200
Load time 0.214 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings

Page screenshot: Subscribe2 → Settings
URL /wp-admin/admin.php?page=s2_settings
Aspect menu-item
HTTP status 200
Load time 0.205 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Templates

Page screenshot: Subscribe2 → Settings → Templates
URL /wp-admin/admin.php?page=s2_settings&tab=templates
Aspect menu-item-tab
HTTP status 200
Load time 0.234 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Registered Users

Page screenshot: Subscribe2 → Settings → Registered Users
URL /wp-admin/admin.php?page=s2_settings&tab=registered
Aspect menu-item-tab
HTTP status 200
Load time 0.200 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Appearance

Page screenshot: Subscribe2 → Settings → Appearance
URL /wp-admin/admin.php?page=s2_settings&tab=appearance
Aspect menu-item-tab
HTTP status 200
Load time 0.208 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Miscellaneous

Page screenshot: Subscribe2 → Settings → Miscellaneous
URL /wp-admin/admin.php?page=s2_settings&tab=misc
Aspect menu-item-tab
HTTP status 200
Load time 0.176 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Send Email

Page screenshot: Subscribe2 → Send Email
URL /wp-admin/admin.php?page=s2_posts
Aspect menu-item
HTTP status 200
Load time 0.219 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.232 s
Memory usage 3.5 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200
Load time 2.010 s
Memory usage 6 MiB
JS errors 
[
    {
        "message": "TypeError: Cannot read properties of undefined (reading '_s2mail')\n    at /wp-content/plugins/subscribe2/gutenberg/sidebar.min.js?ver=1.1:1:241",
        "trace": null,
        "code": null
    }
]
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.378 s0.364 s-0.014 s3.51 MiB3.65 MiB+ 143.06 KiB
/wp-admin/edit.php0.242 s0.230 s-0.012 s3.57 MiB3.71 MiB+ 141.15 KiB
/wp-admin/post-new.php0.880 s1.311 s+0.431 s6.06 MiB6.23 MiB+ 177.32 KiB
/wp-admin/upload.php0.635 s0.530 s-0.105 s3.52 MiB3.64 MiB+ 123.74 KiB
/wp-admin/options-writing.php0.247 s0.218 s-0.029 s3.5 MiB3.63 MiB+ 127.73 KiB
/wp-admin/media-new.php0.297 s0.269 s-0.028 s3.49 MiB3.62 MiB+ 135.93 KiB
/wp-admin/edit-tags.php?taxonomy=category0.227 s0.207 s-0.020 s3.5 MiB3.65 MiB+ 146.6 KiB
/wp-admin/post-new.php?post_type=page0.650 s0.718 s+0.068 s6.05 MiB6.22 MiB+ 172.91 KiB
/wp-admin/options-discussion.php0.318 s0.324 s+0.006 s3.5 MiB3.62 MiB+ 124.23 KiB
/wp-admin/edit-comments.php0.262 s0.231 s-0.031 s3.52 MiB3.64 MiB+ 123.73 KiB
/0.339 s0.365 s+0.026 s3.5 MiB3.5 MiB+ 736 bytes
Average 0.407 s0.433 s+0.027 s3.98 MiB4.1 MiB+ 128.83 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.

PHP
JavaScript
Language % Lines of code Comment lines Files
PHP84.7%7,6102,21925
JavaScript11.0%9906312
Markdown2.8%25501
CSS0.9%8002
JSON0.5%4501
Total 8,980 2,282 41

PHP Code Analysis | More results »

Lines of code 6,555
Total complexity 1,367
Median class complexity 50.0
Median method complexity 3.0
Most complex class S2_Core
Most complex function S2_Core::subscribe2_cron()
Classes 16
Methods 261
Functions 3

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.

Database Tables 1

Options wp_options 2

User Metadata wp_usermeta 3

Sidebar Widgets 1

ID Name
s2_form_widgetSubscribe2 Widget

PHP Error Log 2 lines

[01-Oct-2025 07:26:55 UTC] PHP Notice:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>subscribe2</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in /wp-includes/functions.php on line 6121
[01-Oct-2025 07:27:14 UTC] PHP Notice:  Function wp_enqueue_script() was called <strong>incorrectly</strong>. "wp-editor" script should not be enqueued together with the new widgets editor (wp-edit-widgets or wp-customize-widgets). Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 5.8.0.) in /wp-includes/functions.php on line 6121
See also: All tests for this plugin, How to Hide Subscribe2 Admin Menus