Cache Site-Wide Comment Counts
Stores the comment totals that WordPress shows in the admin menu, toolbar and dashboard for 10 minutes, avoiding a slow counting query on every admin page view on sites with many comments.
Snippet Library
Performance snippets for WordPress
Snippets that make WordPress lighter and faster: remove emoji scripts and embeds, control the Heartbeat API, limit revisions and load scripts only where they are needed. For developers and site owners chasing better Core Web Vitals.
Cache User Counts on Large Sites
Caches the per-role user counts shown on the Users screen and dashboard for 12 hours, avoiding a heavy query on sites with many users.
Collect Real Core Web Vitals From Your Visitors
Measures Largest Contentful Paint, Cumulative Layout Shift and Interaction to Next Paint in visitors' browsers and shows the 75th percentile of the last 7 days per page type in a dashboard widget.
Find What Is Calling admin-ajax.php
Counts admin-ajax.php requests per action (and whether they come from the front end or the dashboard) for the current day and the previous six, and shows the busiest ones under Tools > AJAX Usage.
Turn Off Avatars in the Dashboard Only
Stops wp-admin from loading an avatar for every row of the comments and users screens and the dashboard, which saves dozens of requests to Gravatar, while avatars keep showing on the front of the site.