Disable oEmbed Discovery and the Embed Script
Stops your site from acting as an oEmbed provider: removes the discovery links, the embed REST route and the wp-embed script. Embedding YouTube and similar services keeps working.
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.