Powered Cache – Caching and Optimization for WordPress – Easily Improve PageSpeed & Web Vitals Score

Powered Cache is your comprehensive solution for enhancing WordPress site performance, ensuring a swift and seamless user experience. The Free version provides essential tools to boost your site's speed while the Premium version unlocks a suite of advanced optimization features. Features ⚡️ Simple and easily configurable: Import and export settings effortlessly. Page Caching: Accelerate page loads, trusted by top-tier websites. Object Caching: Speed up dynamic pageviews. It supports Redis, Memcached, Memcache, and APCu. Page Cache Rule Management: Need advanced caching configurations? Got it covered under advanced options. Details File Optimization: Easily minify and combine CSS, JS files. Eliminate render-blocking resource problems easily. And more Database Optimization: Keep redundant data away from your database. Media Optimization: Enable Lazy Load, replace YouTube videos with thumbnails, control WordPress embeds, remove emoji scripts. Combine Google Fonts: Combine Google Fonts URLs into a single URL and optimize the font loading. Rewrite Support: Automatic .htaccess configuration for the ideal setup. The cached file can be served without executing PHP at all. Mobile Support: Separate cache file for mobile, in case want to use the separate theme for the mobile. Logged-in User Cache: If you have user-specific content or running a membership site, it creates cached results for the logged-in users. CDN Integration: Integrate your website with CDN; you just need to enter CNAME(s) and corresponding zones. Cache Preloading: Creating cached pages in advance. This feature will keep caching layer warm. Prefetched DNS: Resolve domain names before resources get requested. Reduce DNS lookup time. Gzip Support: Compress caching files with gzip. Built-in Extensions: Cloudflare, Heartbeat Multisite Support: You can activate network-wide or site basis. It's compatible with domain mapping. Smart Cache Purging: Only purge the cache that is affected by the content changes. Compatible: Tested and compatible with popular plugins. Battle Tested: Trusted by enterprise-grade websites. Built-in Extensions Built-in extensions (aka add-ons) shipped with Powered Cache to provide more functionality. Cloudflare: Cloudflare compatibility and functionalities Free Heartbeat: Manage the frequency of the WordPress Heartbeat API. Free Varnish: Varnish cache purging Premium only Google Tracking: Powered Cache will host Google scripts on your server to help satisfy the PageSpeed recommendation. Premium only Facebook Tracking: Powered Cache will host Facebook scripts on your server to help satisfy the PageSpeed recommendation. Premium only Premium Features Explore the powerful capabilities offered by Powered Cache Premium:

• Critical CSS & Load CSS Asynchronously: Accelerate your page load times by prioritizing essential styles.
• Remove Unused CSS: Smartly scans your website to identify and eliminate unused CSS rules, optimizing performance.
• Automatic Image Dimension Assignment: Adds missing dimensions to images to improve layout stability and speed.
• Link Prefetching: Pre-fetches links to provide a smoother user experience.
• Image Optimizer: On the fly image compression, including AVIF/WebP format conversion, to enhance load speed.
• Sitemap Preloading: Automatically visits URLs listed in your sitemap to pre-generate cache, ensuring faster load times for your visitors.
• Scheduled Database Cleanups: Automates database optimization tasks to maintain peak performance.
• Varnish Extension: Enhance your site's caching capabilities with Varnish support.
• Google & Facebook Tracking Extensions: Host external tracking scripts locally, with automatic updates when the external resource changes.
• WP-CLI Support: Command-line options available to streamline your workflow.
• Top-Notch Premium Support: Get high-quality support for any issues you might encounter.
• Ad-Free Plugin Interface: Enjoy an uncluttered, ad-free plugin admin page.

By upgrading to Powered Cache Premium you also get access to one-on-one help from our knowledgeable support team and our extensive documentation site. Learn more about Powered Cache Premium Contributing & Bug Report Bug reports and pull requests are welcome on Github. Some of our features are premium only, please consider before sending PR. Documentation Documentation site: https://docs.poweredcache.com/ Developer Docs: https://poweredcache.github.io/docs/ (Hook reference)

From within WordPress

1. Visit 'Plugins > Add New'
2. Search for 'Powered Cache'
3. Activate Powered Cache from your Plugins page.
4. That's all.

Manually

1. Upload the powered-cache folder to the /wp-content/plugins/ directory
2. Activate the Powered Cache plugin through the 'Plugins' menu in WordPress
3. That's all.

3.5.3 (October 29, 2024)

• [Added] AMP compatibility for delay js.
• [Added] powered_cache_cache_dir_htaccess_file_content filter to modify the cache directory .htaccess content.
• [Updated] Cache key for logged-in user cache. (Advised to purge cache if you are using logged-in user cache).
• [Improved] Cookie control for cache skipping.
• Tested with Upcoming WP 6.7
• Various dependency updates.

3.5.2 (October 01, 2024)

• [Added] Clear Cache for Me compatibility.
• [Updated] Minifier libraries.
• Various dependency updates.

3.5.1 (August 14, 2024)

• [Added] Logging for CF cache purge.
• [Improved] CF cache purge.
• Dependency updates.

3.5 (July 16, 2024)

• [Added] Image Optimizer purge feature.
• Dependency updates.
• Tested with WP 6.6

3.4.5 (May 14, 2024)

• [Improved] HTML minification without dom optimization.
• [Fixed] Resolved PHP warnings caused by accessing superglobals.
• Dependency updates.

3.4.4 (April 29, 2024)

• [Fixed] Resolved an issue with comment cache not purging correctly.
• [Added] Support for purging paginated comments.

3.4.3 (April 22, 2024)

• [Fixed] Cloudflare cache purge issue.
• [Updated] Background job processing.
• Dependency updates.

3.4.2 (February 20, 2024)

• [Added] Term cache clearing upon term changes.
• [Added] Compatibility with ShortPixel Adaptive Images when delay JS is enabled.
• [Added] Date archive cache clearing upon post updates.
• [Improved] Term archive purging upon post updates.

3.4.1 (February 13, 2024)

• [Fix] YouTube video positioning when iframe is replaced with thumbnail.

3.4 (February 07, 2024)

• [Added] Lazyload - Replace YouTube videos with thumbnails.
• [Added] Introduced an option to exclude specific images and iframes from being lazy-loaded.
• [Added] Add warning message for memcached-based object cache backends if alloptions size is too large.
• [Added] Preloader request interval setting to control the preloader request rate.
• [Added] Preloader feedback message to understand the preloader status.
• [Added] Preloader cache footprint to understand a page generated by the preloader.
• [Added] A secondary button for cache clearance upon settings update. Props @emreerkan
• [Added] New option to control delay js timeout.
• [Improvement] Performance improvements for Delayed JS execution, introducing a more sophisticated dependency resolution mechanism to prevent possible JS errors.
• [Improvement] Page cache purging strategy.
• [Improvement] Preloader performance improvement and avoid unnecessary requests.
• [Security] Cloudflare extension security improvements. (Encrypted API Key/Token)
• [Security] Added verification of Cloudflare IP to accurately update REMOTE_ADDR when behind Cloudflare proxy.
• [Fix] CDN dropdrop width.
• [Fix] Lazyload compatibility fix with core image blocks lightbox feature.
• [Fix] Do not delay interactivity and image block scripts.
• Dependency updates.

3.3.3 (January 02, 2024)

• [Fix] Typos. Props @szepeviktor.
• [Added] WebP option as preferred image format.
• [Added] Windows specific warning for File Optimizer rewrite.

3.3.2 (December 03, 2023)

• [Fix] Improved comment cookie handling to prevent serving cached pages to users with a comment cookie. Props @jumbo.
• [Fix] Ensured empty lines in wp-config.php are not removed upon WP_CACHE definition. Props @jumbo.
• [Fix] CDN integration now skipped for Block Editor requests. Props @jumbo.
• [Improvement] Added support for custom wp-content structure in File Optimizer.
• [Improvement] Added File Optimizer rewrite rules for Nginx.
• [Misc] Dependency updates.

3.3.1 (November 01, 2023)

• [Fix] Save file optimizer rewrite setting.

3.3 (November 01, 2023)

• [Fix] Fix partially supported deprecated callable for PHP 8.2
• [Added] Add WPS Hide Login compat.
• [Added] Rewrite support for File Optimizer.
• [Added] DOM Optimization option for HTML Minification.
• Dependency updates.
• Tested with WP 6.4

3.2.1 (September 05, 2023)

• [Fix] Dynamic property deprecations for PHP 8.2
• [Fix] Deprecated variable format for PHP 8.2
• [Added] Pass $css_url with powered_cache_fo_css_do_concat filter.

3.2 (August 31, 2023)

• [Refactored] Improved JS optimization and execution options for better performance.
• [Updated] Enhanced Delay JS feature and removed the default timeout.
• [Added] Introduced post-level controls for delay and defer JS options.
• [Added] New feature to automatically add missing image dimensions.
• [Added] Added a link prefetching option to improve user experience.
• [Added] Compatibility with Bricks Builder introduced.
• [Added] New global admin notice to prompt cache purging upon plugin activation or deactivation.
• [Fix] File optimizer no longer runs in Customizer preview; now compatible with Colibri Page Builder.
• [Fix] Ensure conditional tags on the page for page cache drop-in.
• [Fix] Disabled DOM parser optimization for HTML minification.
• [Fix] Resolved a glitch in the Diagnostic modal.
• [Fix] Fixed DOM violations on the Settings page.

3.1.1 (August 1, 2023)

• Added some clarifications about AVIF support

3.1 (July 20, 2023)

• Moved the image optimizer from beta to the stable release. [Learn More] (https://poweredcache.com/features/image-optimizer/)
• New Feature: Introduced the ability to bypass the first nth images with lazy load.
• General enhancements made to the Lazy Load feature.
• Resolved: Deprecated jQuery functions.
• Updated: Minify package.
• Updated: Background processing package.
• Tested with WP 6.3.

3.0.5 (May 30, 2023)

• Fix: PhastPress cache purge callback
• Fix: Memcached drop-in set_multiple warning
• ensure html tag exists before running HTML minifier

3.0.4 (May 25, 2023)

• DelayedJS bugfix
• Added new compatibility with PhastPress

3.0.3 (May 22, 2023)

• Fix: Html Minification bugfix

3.0.2 (May 21, 2023)

• Fix: Html Minification error below PHP 8.1
• Added: x-cache-enabled and age headers
• Added: sorting for cache query strings
• nginx configuration tweaking

3.0.1 (May 16, 2023)

• Fix: Malformed robots.txt due to FileOptimizer
• Fix: Don't execute lazyload script as delayed.
• Adding clarity to the JS execution field.

3.0 (May 15, 2023)

• Added: Bunny Fonts as replacement of Google Fonts
• Added: global nopoweredcache parameter to skip optimizations
• Added: Cache query strings to generate separate cache based on query and value
• Added: WooCommerce compat for geolocation with page cache support.
• Added: Delayed JS execution.
• Added: Remove Unused CSS feature.
• Added: New HTML minification library.
• Updated: Background processing library.
• Bump required PHP version to 7.2
• Object cache drop-in updates: supporting *multiple and wp_cache_supports
• Refactored: Accepted query strings renamed as ignored query strings.
• Various small improvements and fixes. Detailed changelog located in changelog page