Perfmatters version 2.5.5

Version 2.5.5 of our Perfmatters WordPress plugin was released on December 11, 2025.

Changelog summary

  • Added new Code Settings options to Import and Export Perfmatters code snippets.
  • Added support to export individual snippets, a subset of snippets through a bulk action, or all stored snippets from the new Code Settings export button.
  • Added code snippets admin bar menu item that will show up if at least one snippet is present.
  • Added frontend footer and admin footer locations for CSS code snippets.
  • Added new PMMU_PLUGIN_DIR constant to allow for manipulation of the MU plugin file location for specific setups where the standard WPMU_PLUGIN_DIR may be altered.
  • Added a REST API exception for Mollie.
  • Added additional built-in CSS selector exclusions for Elementor’s background slideshow.
  • Added support for relative path URLs found inside stylesheets printed inline with our perfmatters_rucss_inline_stylesheets filter.
  • Updated previous Separate Block Styles option which will now show up as a Block Style Behavior dropdown for sites running WordPress 6.9+.
  • Fixed an issue in the code snippets editor where lint markers were not always correctly displaying for HTML and CSS snippets.
  • Fixed an issue where the code snippet editor was pushing new lines off screen in some cases and not automatically scrolling to keep things in view.
  • Fixed an issue where HTML code snippets were not able to save a non-default location.
  • Fixed an issue with general Perfmatters admin notices not displaying correctly.
  • Fixed multiple duplicate ID warnings in the plugin UI.
  • Fixed multiple jQuery deprecation warnings in plugin UI JavaScript.
  • Translation updates.
author bio
Brett Jackson

Developer from Vancouver, WA, who loves building web applications. And of course, anything WordPress.

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