Perfmatters – WordPress Performance Optimization Plugin
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Perfmatters WordPress Plugin is a lightweight performance optimization plugin designed to reduce bloat, improve loading times, and help websites achieve better Core Web Vitals scores. It gives site owners fine-grained control over scripts, CSS, and unnecessary WordPress features without relying on a heavy framework.
Built for developers, agencies, and performance-focused website owners, Perfmatters works especially well on WooCommerce, Elementor, and multisite environments where speed, stability, and compatibility matter most.
Core Features
- Remove Unused CSS (RUCSS) optimization
- Script Manager for selective asset loading
- Lazy loading controls for images and media
- Disable unused WordPress features and frontend bloat
- WooCommerce performance enhancements
- Database and backend cleanup tools
- Core Web Vitals optimization features
- CDN and caching plugin compatibility
- Granular developer filters and hooks
- Lightweight, performance-first architecture
What’s New in Version 2.6.4
Perfmatters WordPress Plugin 2.6.4, released March 25, 2026, raises the minimum PHP requirement to 8.1 while introducing advanced Remove Unused CSS enhancements and UI modernization.
- Updated PHP CSS Parser library to version 9.3.0 for improved Remove Unused CSS parsing accuracy and compatibility.
- Added the perfmatters_rucss_logged_in filter for granular control over RUCSS behavior for logged-in users.
- Added PHP Scoper to isolate third-party libraries and prevent conflicts with other plugins.
- RSS feed disabling now returns 410 Gone headers instead of 301 redirects.
- Fixed HTML snippet condition mismatches that could return blank content.
- Resolved attribute selector conflicts and WooCommerce product type exclusions in used CSS generation.
- Refined clean_html regex to prevent PCRE backtracking limits.
- Updated plugin UI with WordPress 7 compatibility styling, improved hard reload transitions, and enhanced navigation JavaScript for third-party wrappers.
Performance & Compatibility
- Requires PHP 8.1+
- Compatible with WordPress 6.9+
- Works seamlessly with WooCommerce
- Fully compatible with Elementor-based websites
- Suitable for agency multisite environments
License & Safety
This product is distributed under the GNU GPL license. Files are original, clean, and manually verified by ProThemesWP to ensure safety, integrity, and reliability.
Why Choose Perfmatters WordPress Plugin?
Perfmatters is ideal for users who want serious speed improvements without adding unnecessary complexity. Its focused toolset helps reduce page weight, improve Core Web Vitals, and keep WordPress sites running smoothly in production environments.
How to Install
Upload the plugin through WordPress → Plugins → Add New → Upload Plugin, activate it, and configure the performance settings from the Perfmatters dashboard.
Changelog — Version 2.6.4
- PHP CSS Parser updated to 9.3.0
- New RUCSS filter for logged-in users
- PHP Scoper integration added
- RSS 410 Gone behavior added
- HTML snippet and CSS generation fixes
- WooCommerce compatibility improvements
- Admin UI modernization
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