Measure Core Web Vitals (LCP, INP, CLS) from real visitors and see which element, file and plugin slows each page. Works next to your cache plugin.
Alternatives to XO Magic Box Light
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Fastest cache for Elementor & WooCommerce. Works on LiteSpeed, Nginx, Apache. WebP, lazy load, critical CSS, CDN, Core Web Vitals boost.
A free read-only speed audit that names the exact plugin, query or asset slowing your WordPress site down, and the steps to resolve it.
Improve WordPress speed and Core Web Vitals with page cache, WebP, minification, database cleanup and built-in performance diagnostics.
Supercharge your site with fast caching, asset & media optimization, network improvements, WordPress cleanup, and Core Web Vitals monitoring.
Speed up your Elementor pages. Find unnecessary files, fix common image issues, and test changes without writing code.
Kill plugin bloat. Selectively disable unnecessary CSS and JS per page to boost speed and Core Web Vitals.
Pass Core Web Vitals with all-in-one speed: page caching, CSS/JS minify, combine & defer, image lazy-load, WebP delivery, and bloat removal.
Free all-in-one performance optimization: page cache, unused CSS, delay JS, lazy load, LCP preload and WebP for faster speed and Core Web Vitals.