Click-to-Play YouTube Embeds
Shows a lightweight thumbnail instead of the full YouTube player until the visitor clicks play, saving around a megabyte of scripts per video.
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.
Load the WooCommerce Password Strength Meter Only When Needed
Removes the password strength meter script (about 400 KB with its dictionary) from every page except the account, checkout and password reset pages where customers actually choose a password.
Page Weight Summary in the Admin Bar
Shows an admin bar item on the front of the site with the total size of the page's scripts, stylesheets, images and fonts, and a breakdown with the heaviest files when you click it.