Find what slows your site. Records every request, PHP error, slow query and outside call, and names the plugin, file and line to fix first.
Alternatives to WP XHProf Profiler
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.
A profiler to measure the performance of your WordPress plugins and themes.
Detect PHP error spikes, recurring patterns, request impact and source-version changes with grouped local diagnostics.
A plugin for testing the performance of the themes, plugins and scripts of your Wordpress site.
Lightweight WordPress performance profiler. No HTTP loopback requests — works behind Cloudflare and any proxy.
Find what is slowing down WordPress with local, evidence-based performance diagnostics.
Wondering whether your WooCommerce checkout is slow? This plugin will tell you.
A live on-page performance overlay for admins. Install a plugin, reload the page — and see exactly what it cost you.
Find which plugins, hooks, and queries are slowing your WordPress site. From the author of P3 Profiler.
Get latest error log messages to diagnose website problems. Define and fix issues faster.