PerfGrid Optimizer

PerfGrid Optimizer plugin to allow for easier performance optimizations with CDNs and image optimization services. The PerfGrid Optimizer is a plugin that introduces various helper features for the PerfGrid Optimizer features offered at PerfGrid. As more features are added, they’ll all be opt-in and off by default.

Changelog:

1.0.3 (2026-06-08)

• Replaced direct .htaccess filesystem operations with WordPress native helpers.
• Disabled asset URL rewriting when .htaccess rules cannot be installed.
• Disabled stylesheet URL rewriting when LiteSpeed Cache CSS Combine is enabled.
• Updated “Tested up to” to 7.0.

1.0.2 (2026-05-19)

• Updated “Tested up to” from 6.7.2 to 6.9.4.

1.0.1 (2025-02-24)

• Fix for “undefined array key ‘path'” error in perfgrid-optimizer.php.

1.0.0 (2024-11-06)

• Initial release of the PerfGrid Optimizer plugin with the following features:
  • Auto purge URLs: Automatically purges URLs from the cache when the file is updated by checking the file modification time.

Features

• Auto purge URLs: Automatically purges URLs from the cache when the file is updated by checking the file modification time.

Special Thanks

• WP Rocket for the inspiration and some code snippets.
• Interoke Digital for the initial work on the plugin “Filename based asset cache busting”, which was used as a base for this feature.