Autoloaded Options Inspector
Adds Tools > Autoloaded Options showing the total size of options WordPress loads on every page and the 40 largest ones, with a button to stop autoloading any option that does not need it.
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.
Remove Leftover Data From Uninstalled Plugins
Adds Tools > Leftover Plugin Data, where you enter a prefix (such as old_slider_) to see how many options, post meta, user meta and scheduled tasks use it, and delete them after reviewing the counts.