Knowledge Engine Guide
Catalog = Dictionary of tools (aliases allowed)
Signal = Fact we can detect
Target = Standard or threshold
Rule = Advice (if/then, with depends-on)
All Cards
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Catalogs (1)
Add CatalogImage Optimization Tools
This is a list of tools that may be installed on a website to handle image optimization.
Signals (37)
Add SignalActive theme auto-updates disabled
The active theme is not configured to auto-update. Manual updates are required to keep it current.
Active theme auto-updates enabled
The active theme is configured to auto-update when a new release is published. Provides timely secur...
Author website is missing
No URL is provided for the active theme’s author. Common in custom themes or abandoned free themes.
Author website is valid and reachable
The theme’s author website URL resolves to a legitimate and active site. Should provide documentatio...
Author website link is broken or suspicious
URL is present but site is unreachable, returns 404, or raises security warnings. Suggests abandoned...
Author website requires login or license
URL resolves but requires credentials or license key for access. Typical for premium theme vendors.
Child theme is in use
The active theme extends a parent theme. Customizations are stored in the child theme, preserving th...
Clean permalinks are enabled
Inspect WP Admin (Settings → Permalinks). Confirm that “Post name” or another descriptive structure...
Database dominates total_size (>50%)
Database footprint exceeds 50% of total_size. Normal for commerce, membership, and forums, but can s...
Database is large relative to total_size (20–50%)
Database footprint is between 20–50% of total_size. May indicate heavy content, postmeta use, or log...
Database is proportional (≈10–20% of total_size)
Database footprint is a fraction of total_size, typically between 10–20%. Normal for most small and...
Default permalinks are active
Inspect WP Admin (Settings → Permalinks). If “Plain” (?p=123) format is selected, then clean permali...
HTTPS is active
Verify that WordPress Address and Site Address under WP Admin → Settings → General begin with https:...
HTTPS is not active
Verify that WordPress Address and Site Address under WP Admin → Settings → General begin with http:/...
Multisite is disabled
Check WP Admin: toolbar does not include “My Sites”. In wp-config.php there is no define('MULTISITE'...
Multisite is enabled
Check WP Admin for “My Sites” in the toolbar. Inspect wp-config.php for define('MULTISITE', true). W...
Parent theme is outdated or unsupported
The active theme extends a parent theme that has not been updated or is no longer supported. Risks f...
Parent theme only (no child theme)
The active theme is a parent with no child. Any direct modifications may be lost when the theme upda...
Site can communicate with WordPress.org
Site Health Status shows “Can communicate with WordPress.org” passing. WP-CLI commands (wp core chec...
Site cannot communicate with WordPress.org
Site Health Status shows failure communicating with WordPress.org. WP-CLI update commands return err...
Site is discouraging search engines
In WP Admin (Settings → Reading), “Search Engine Visibility” is checked. Database option blog_public...
Site is visible to search engines
In WP Admin (Settings → Reading), “Search Engine Visibility” is unchecked. Database option blog_publ...
Site size is large (10–50 GB+)
Aggregate size over 10 GB, common for commerce or community sites. Requires tuned backups, offloaded...
Site size is medium (2–10 GB)
Aggregate size between 2–10 GB, typical for content/lead gen sites. May require media offloading/CDN...
Site size is small (<2 GB)
Aggregate WordPress size (core, plugins, themes, uploads, database if reported) is less than 2 GB. S...
Uploads directory is extreme (>90% of total_size)
Uploads folder represents over 90% of total_size. Normal only for photography/media archives. Otherw...
Uploads directory is high (>80% of total_size)
Uploads folder represents over 80% of total_size. Indicates a media-heavy site such as photography,...
Uploads directory is lean (<50% of total_size)
Uploads folder represents less than 50% of total_size. Indicates a site where code or database is th...
Uploads directory is normal (50–80% of total_size)
Uploads folder represents between 50–80% of total_size. This is the healthy norm for brochure, blog,...
User count is high (500–10,000 with registration on)
For open registration, counts in the hundreds to low thousands are normal for membership, e-commerce...
User count is low (<20 with registration off)
If user_registration is disabled (Settings → General, users_can_register = 0), then user_count under...
User count is moderate (50–500 with registration on)
If registration is enabled, user counts in the range of 50–500 indicate growth typical of membership...
User count is very high (10,000+)
Counts over 10,000 reflect large enterprise or community sites. Review governance, database performa...
User self-registration is disabled
In WP Admin (Settings → General → Membership), confirm “Anyone can register” is unchecked. WP-CLI: w...
User self-registration is enabled
In WP Admin (Settings → General → Membership), confirm if “Anyone can register” is checked. WP-CLI:...
WordPress core is not on latest stable release
Compare the installed version to the latest stable at https://wordpress.org/download/releases/. If o...
WordPress core is on latest stable release
Compare the installed WordPress version with the latest stable listed at https://wordpress.org/downl...