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Powered Cache · Version history

Powered Cache changelog and version history

Latest version
4.0.3
Nov 6, 2026 (2 days ago)
Releases
72
since 2017
In the last year
8
about one every 50 days
Tested up to
WordPress 7.1.4
PHP 7.4 or later

Releases each year

  • 20176 releases
  • 20183 releases
  • 20192 releases
  • 20202 releases
  • 20215 releases
  • 202212 releases
  • 202318 releases
  • 202411 releases
  • 20257 releases
  • 20266 releases

20266 releases

  1. Powered Cache 4.0.3Latest

  2. Powered Cache 4.0.2

    • [Fixed] Prevented a PHP warning when CDN URL rewriting receives an empty optimized asset path.
    • [Fixed] WPML post updates now also purge the home page and related archives in the post’s language.
    • [Fixed] Saving or publishing a WPML translation now purges other published translations so hreflang links and language switchers stay current.
    • [Fixed] Root-relative font preload URLs no longer include language or WordPress installation directory prefixes.
    • [Fixed] WPML cache preloading now resolves translated post and taxonomy slugs instead of only changing the language prefix.

  3. Powered Cache 4.0.1

    • [Improved] Made one-time database cleanup clearer with a dedicated save-and-run action in Database settings.
    • [Improved] Saved integration credentials now show a clear saved state without returning their contents to the browser.
    • [Fixed] Prevented ordinary post updates on multisite installations from triggering a full site purge and preload queue rebuild.
    • [Fixed] Prevented Action Scheduler function conflicts when another plugin loads its bundled copy first.

  4. Powered Cache 4.0

    • [Added] A redesigned React-based settings experience with dedicated sections, direct links, contextual documentation, and accessible controls.
    • [Added] Site-aware recommended defaults and an Optimization Advisor that adapts guidance to the active hosting environment, plugins, and site configuration.
    • [Added] Action Scheduler as the foundation for reliable cache purging, preloading, database cleanup, and CSS optimization jobs.
    • [Added] Environment and plugin compatibility safeguards with support for remotely refreshed rule definitions.
    • [Added] Improved CDN zone management for assigning different hostnames to specific asset types.
    • [Added] Sucuri cache integration and expanded external cache compatibility guidance.
    • [Added] Wildcard (*) support in exclusion rules, including Never Cache URLs, file optimization, lazy load, and CDN exclusions. Re-save settings once after upgrading so existing page cache rules use the new matching.
    • [Added] Manual database cleanup from the Tools section.
    • [Added] A “Fix configuration” action in admin notices, the settings check, and Tools that rewrites WP_CACHE, advanced-cache.php, and object-cache.php from the saved settings, for example after another cache plugin was removed.
    • [Added] An admin notice when Powered Cache Premium is older than 4.0.
    • [Improved] Upgrades from 3.x now preserve existing settings while migrating data and removing retired background-processing jobs.
    • [Improved] Lazy loading now handles dynamically inserted content and background images more reliably.
    • [Improved] Local Google Fonts caching with safer requests, temporary failure caching, and broader stylesheet URL support.
    • [Improved] Object cache choices are limited to drivers supported by the current PHP environment.
    • [Improved] Sensitive settings, imports, REST updates, and administrative actions are handled more securely.
    • [Fixed] Compatibility notices no longer report inactive parent settings or empty CDN zone placeholders as problems.
    • [Fixed] Malformed cache exclusion lines no longer disable otherwise valid cookie, user-agent, or URL rules. Lines that are not valid regular expressions are matched as plain text.
    • [Fixed] Exclusion rules copied from URLs, such as app.js?ver=2, now match their exact text.
    • [Fixed] Database table optimization on MySQL 8. Optimization is now limited to WordPress tables.
    • [Fixed] Rejected user agents in .htaccess rules now match anywhere in the user agent, consistent with nginx and the page cache drop-in.
    • [Fixed] Confirmation and error messages for cache purge, reset, import, and other tools are shown again on the settings page.
    • [Changed] The minimum supported WordPress version is now 6.5.
    • Read the Powered Cache 4.0 announcement

  5. Powered Cache 3.7.3

    • [Fixed] Regex warnings in page cache drop-in.
    • [Fixed] PHP 8.2 warning when the site URL is unavailable in local or mocked environments.
    • [Improved] PHPUnit coverage for CDN rewriting and LazyLoad HTML transformations.
    • Tested with WP 7.0

  6. Powered Cache 3.7.2

    • [Fixed] Elementor ajax conflict with background processing.
    • [Updated] Dependencies.

20257 releases

  1. Powered Cache 3.7.1

    • [Updated] Dependencies.
    • Strictly validate DB_NAME before applying object cache prefixing, preventing errors when wp-config.php is not loaded.

  2. Powered Cache 3.7

    • [Improved] Cache purge dismissing – via ajaxified.
    • [Improved] Delayed JS dependency chain resolution for better performance and reliability.
    • [Improved] Delayed JS execution now supports DOMContentLoaded.
    • [Updated] Defer.js to 3.9.0
    • [Updated] Redis drop-in for object cahce.
    • [Updated] Dependencies.
    • [Fixed] Missing i18n text-domains for some strings.
    • Tested with WP 6.9

  3. Powered Cache 3.6.3

    • [Improved] Removed the loading attribute from the first n elements for better compatibility and performance. #157
    • [Fixed] Resolved a missing host key warning. #158
    • [Updated] Updated dependency packages to their latest versions.

  4. Powered Cache 3.6.2

    • [Fixed] Redis flush_group call. #156

  5. Powered Cache 3.6.1

    • [Removed] Logging from page cache drop-in.

  6. Powered Cache 3.6

    • [Added] Cache exclusions based on specific referrers.
    • [Added] Dev mode to disable caching and optimizations during development.
    • [Fixed] Table names are now validated before running optimize queries.
    • [Improved] Preloader performance: Now dispatched on shutdown and throttled to avoid high CPU usage.
    • [Updated] Redis object-cache drop-in.
    • [Updated] Memcache object-cache drop-in.
    • [Updated] APCu object-cache drop-in.
    • [Changed] Minimum required PHP version bumped to 7.4.
    • [Updated] Dependency packages.

  7. Powered Cache 3.5.4

    • Dependency updates.
    • Tested with WP 6.8

202411 releases

  1. Powered Cache 3.5.3

    • [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.

  2. Powered Cache 3.5.2

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

  3. Powered Cache 3.5.1

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

  4. Powered Cache 3.5

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

  5. Powered Cache 3.4.5

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

  6. Powered Cache 3.4.4

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

  7. Powered Cache 3.4.3

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

  8. Powered Cache 3.4.2

    • [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.

  9. Powered Cache 3.4.1

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

  10. Powered Cache 3.4

    • [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.

  11. Powered Cache 3.3.3

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

202318 releases

  1. Powered Cache 3.3.2

    • [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.

  2. Powered Cache 3.3.1

    • [Fix] Save file optimizer rewrite setting.

  3. Powered Cache 3.3

  4. Powered Cache 3.2.1

  5. Powered Cache 3.2

  6. Powered Cache 3.1.1

  7. Powered Cache 3.1

  8. Powered Cache 3.0.5

  9. Powered Cache 3.0.4

  10. Powered Cache 3.0.3

  11. Powered Cache 3.0.2

  12. Powered Cache 3.0.1

  13. Powered Cache 3.0

  14. Powered Cache 2.5.4

  15. Powered Cache 2.5.3

  16. Powered Cache 2.5.2

  17. Powered Cache 2.5.1

  18. Powered Cache 2.5

202212 releases

  1. Powered Cache 2.4.4

  2. Powered Cache 2.4.3

  3. Powered Cache 2.4.2

  4. Powered Cache 2.4.1

  5. Powered Cache 2.4

  6. Powered Cache 2.3

  7. Powered Cache 2.2.1

  8. Powered Cache 2.2

  9. Powered Cache 2.1.2

  10. Powered Cache 2.1.1

  11. Powered Cache 2.1

  12. Powered Cache 2.0.4

20215 releases

  1. Powered Cache 2.0.3

  2. Powered Cache 2.0.2

  3. Powered Cache 2.0.1

  4. Powered Cache 2.0

  5. Powered Cache 1.2.8

20202 releases

  1. Powered Cache 1.2.7

  2. Powered Cache 1.2.6

20192 releases

  1. Powered Cache 1.2.5

  2. Powered Cache 1.2.4

20183 releases

  1. Powered Cache 1.2.3

  2. Powered Cache 1.2.2

  3. Powered Cache 1.2.1

20176 releases

  1. Powered Cache 1.2

  2. Powered Cache 1.1.2

  3. Powered Cache 1.1.1

  4. Powered Cache 1.1

  5. Powered Cache 1.0.1

  6. Powered Cache 1.0

Questions about Powered Cache’s releases

What is the latest version of Powered Cache?

4.0.3, released on Nov 6, 2026 (2 days ago). It’s tested up to WordPress 7.1.4 and needs PHP 7.4 or later.

How often is Powered Cache updated?

8 releases in the last year, about one every 50 days. Its first release on WordPress.org dates from April 2017.

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Release dates come from the day each version’s folder was made in Powered Cache’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.