Performance Lab v4.2.0
Performance plugin from the WordPress Performance Team, which is a collection of standalone performance features.
Tags / diagnostics
diagnostics
117 WordPress plugins tagged “diagnostics”. Every result links to a crawlable PlugIndex profile.
Server Info – System Health & Diagnostics Suite v1.1.1
Inspect WordPress, PHP, database, caching, SSL, and server health from one administrator-only dashboard.
Commerza for WooCommerce v1.0.0
Detect performance bottlenecks in WooCommerce stores and monitor checkout, cart, and order timing metrics. All data is stored locally on your site.
Multisite Usage Scanner v1.0.2
Scan your WordPress multisite network to identify which plugins are actively used across sites. Helps admins safely clean up unused plugins.
atec 404 Tracker v1.0.27
Lightweight 404 logger for tracking broken links and bot activity.
Kelpiks FormProof v1.1.6
Audit Contact Form 7 configuration and run controlled email-path tests before a broken form costs you a lead.
Zibal Advanced Connection Checker v1.1
Run admin-only diagnostics for Zibal gateway connectivity, outbound server IP status, and merchant code responses.
NPC Maintenance Inspector v1.0.5
WordPress maintenance health-check tool with 9-point diagnostics, history tracking, and optional AI-powered reports.
SiteHale v0.8.2
Free one-click Site Checkup — cron health, PHP fatals, database bloat, updates, SEO basics, admin audit, mail test — plus the SiteHale companion.
Zoofi Ads.txt Helper for AdSense v1.1.6
Set up and diagnose Google AdSense code and ads.txt from one publisher ID, with duplicate and conflict checks.
320px Site Audit v0.1.1
A local, read-only WordPress check that shows what to fix, what is fine, and what could not be tested.
BePlus Support Snapshot v1.1.0
Generate support snapshots, track changes over time, compare reports, and export a diagnostic package for faster WordPress troubleshooting.
CC-Sentry v1.0.0
This plugin integrates your WordPress site with Sentry error logging system.
Health Radar v1.0.0
Detect plugin conflicts, performance issues, PHP compatibility risks, and debug log errors from your WordPress dashboard.
Print Basic Facts v1.3.1
Print Basic Facts will display valuable, time saving, information for a WordPress site. Optimize your troubleshooting efforts with this lightweight ap …
Quantely Activity v1.3.0
Lightweight, privacy-conscious activity logger. Relate pageviews and events to visitors, browsers, devices, sources and other context.
SAC Database Inspector v1.1.2
Inspect WordPress database health, plugin footprints, autoloaded options, and questionable leftovers with carefully controlled maintenance tools.
SiteIntelix – Developer & Admin Toolkit v2.8.2
Developer tools for diagnostics, debugging, maintenance, and site administration.
Titanium Error Intelligence – PHP Error Monitor & Diagnostics v1.0.0
Detect PHP error spikes, recurring patterns, request impact and source-version changes with grouped local diagnostics.
Wizjo Monitor v1.1.3
Read-only health endpoint for Wizjo Tools monitoring. Checks database, storage, scheduled tasks, updates and PHP.
1Gbits Site Move Inspector v1.0.1
Run a private, read-only hosting migration preflight and export a redacted environment report.
A1 Local Site Health Report Card v1.0.0
Create a local-only WordPress site report card from observed admin, server, and configuration facts.
AccessTrace for LearnDash v1.0.0
Detects, logs and verifies LearnDash course enrollment and unenrollment events. LearnDash tested up to: 5.2.0
Aegra Site Monitor v1.1.2
Spot broken links, content gaps, site health issues and admin activity. Understand traffic, database health and more from one WordPress dashboard.