Website uptime monitoring, downtime alerts and an 11-check WooCommerce Health diagnostic with store health alerts.
Alternatives to Query Monitor
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Debug and audit JavaScript and CSS loading in WordPress. Analyze dependencies, detect issues, and improve performance on any page.
A developer debug bar plus a plain-English site performance report, with one-click cleanup, trend history, and an optional weekly email digest.
Adds a High Performance Order Storage (HPOS) status indicator to the admin bar that shows the status of HPOS on the site, perfect for debugging.
Export performance diagnostics from Query Monitor into private log files and locally prepared ZIP packages for manual analysis.
Easy-to-use plugin for debugging and profiling website loading, SQL queries analysis, help with development, bug fixing, all in configurable popup.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Extends the Query Monitor and Debug Bar plugins for ElasticPress queries.
Detect PHP error spikes, recurring patterns, request impact and source-version changes with grouped local diagnostics.
Displays the current rewrite rules for the site. Requires the debug bar plugin.