Otter – Page Builder Blocks & Extensions for Gutenberg 3.1.3

Does "Otter – Page Builder Blocks & Extensions for Gutenberg" work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
5PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 1.42 MiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.193 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version6.9
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 300,000+
WordPress.org page https://wordpress.org/plugins/otter-blocks/
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Pages 7

Settings ‹ Test site — WordPress

Page screenshot: Settings ‹ Test site — WordPress
URL /wp-admin/admin.php?page=otter&welcome=true
Requested URL /wp-admin/plugins.php?action=activate&plugin=otter-blocks%2Fotter-blocks.php&plugin_status=all&paged=1&s&_wpnonce=cb7e270337
Aspect after-activation
HTTP status 200
Load time 1.004 s
Memory usage 5.03 MiB
JS errors None
Resource errors None

Otter Blocks

Page screenshot: Otter Blocks
URL /wp-admin/admin.php?page=otter
Aspect menu-item
HTTP status 200
Load time 0.536 s
Memory usage 5.03 MiB
JS errors None
Resource errors None

Otter Blocks → Submissions Pro

Page screenshot: Otter Blocks → Submissions Pro
URL /wp-admin/admin.php?page=form-submissions-free
Aspect menu-item
HTTP status 200
Load time 0.470 s
Memory usage 5.03 MiB
JS errors None
Resource errors None

Otter Blocks → Blocks

Page screenshot: Otter Blocks → Blocks
URL /wp-admin/admin.php?page=otter#blocks
Requested URL /wp-admin/admin.php?page=otter-blocks-toggle
Aspect menu-item
HTTP status 200
Load time 0.685 s
Memory usage 5.03 MiB
JS errors None
Resource errors None

Otter Blocks → About Us

Page screenshot: Otter Blocks → About Us
URL /wp-admin/admin.php?page=ti-about-otter_blocks
Aspect menu-item
HTTP status 200
Load time 2.023 s
Memory usage 5.85 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 0.685 s
Memory usage 5.69 MiB
JS errors None
Resource errors None

Dashboard ‹ Test site — WordPress

Page screenshot: Dashboard ‹ Test site — WordPress
URL /wp-admin/index.php
Aspect new-meta-boxes
HTTP status 200
Load time 0.384 s
Memory usage 5.13 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.474 s0.485 s+0.011 s3.78 MiB5.13 MiB+ 1.35 MiB
/wp-admin/edit.php0.377 s0.328 s-0.049 s3.78 MiB5.13 MiB+ 1.35 MiB
/wp-admin/post-new.php0.878 s2.404 s+1.526 s6.31 MiB8.15 MiB+ 1.85 MiB
/wp-admin/upload.php0.465 s0.537 s+0.072 s3.74 MiB5.05 MiB+ 1.31 MiB
/wp-admin/options-writing.php0.350 s0.328 s-0.022 s3.71 MiB5.03 MiB+ 1.32 MiB
/wp-admin/media-new.php0.537 s0.466 s-0.071 s3.7 MiB5.03 MiB+ 1.32 MiB
/wp-admin/edit-tags.php?taxonomy=category0.324 s0.424 s+0.100 s3.72 MiB5.05 MiB+ 1.33 MiB
/wp-admin/post-new.php?post_type=page0.729 s1.089 s+0.360 s6.3 MiB8.13 MiB+ 1.84 MiB
/wp-admin/options-discussion.php0.346 s0.607 s+0.261 s3.71 MiB5.03 MiB+ 1.31 MiB
/wp-admin/edit-comments.php0.332 s0.354 s+0.022 s3.73 MiB5.05 MiB+ 1.31 MiB
/0.304 s0.221 s-0.083 s4.12 MiB5.49 MiB+ 1.37 MiB
Average 0.465 s0.658 s+0.193 s4.24 MiB5.66 MiB+ 1.42 MiB

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
JSON
SVG
Language % Lines of code Comment lines Files
PHP42.6%19,0536,513168
JSON31.5%14,108043
SVG21.6%9,670012
Markdown2.5%1,11602
CSS1.6%7112661
JavaScript0.1%523028
XML0.1%2601
Total 44,736 6,569 315

PHP Code Analysis | More results »

Lines of code 18,646
Total complexity 3,077
Median class complexity 20.0
Median method complexity 2.0
Most complex class ThemeIsle\GutenbergBlocks\Server\Form_Server
Most complex function ThemeIsle\GutenbergBlocks\CSS\Blocks\Advanced_Heading_CSS::render_css()
Classes 79
Methods 644
Functions 0

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 3

Meta Boxes

{
    "dashboard": {
        "themeisle": {
            "title": "WordPress Guides/Tutorials",
            "context": "normal"
        }
    },
    "product": {
        "otter_woo_builder": {
            "title": "WooCommerce Builder by Otter",
            "context": "side"
        }
    }
}

PHP Error Log 5 lines

[02-Dec-2025 22:03:15 UTC] PHP Deprecated:  Fetching multiple feeds with single SimplePie instance is deprecated since SimplePie 1.9.0, create one SimplePie instance per feed and use SimplePie::merge_items to get a single list of items. in /wp-includes/SimplePie/src/SimplePie.php on line 769
[02-Dec-2025 22:03:26 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 22:03:26 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 22:03:39 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 22:03:39 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
See also: All tests for this plugin, How to Hide Otter – Page Builder Blocks & Extensions for Gutenberg Admin Menus and More