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Free Plugin by nierdz v4.2.3

WP OPcache

Manage OPcache inside your WordPress admin dashboard.

WP OPcache

The facts

Rating
4.8★ from 20
Active installs
10k+
Price
Free
Last updated
27 Feb 2025
Added
Feb 2017
Requires WP
6.0
Tested up to
WP 6.7.7
Requires PHP
8.1
Downloads
231,162

Our analysis

AI-assisted

WP OPcache is a WordPress plugin designed to manage OPcache, which is a caching mechanism for PHP. It provides an admin bar button to flush the OPcache, allowing you to invalidate individual or bulk files in your WordPress installation. The plugin also offers statistics on memory usage, hits, and cached files, making it suitable for users who want to optimise their site's performance.

This plugin is particularly useful for developers and site administrators who need to manage caching effectively, especially in a multisite environment. It supports both memory and file caching and includes a command for flushing the cache via WP CLI.

Best for: This plugin suits WordPress developers and site administrators looking to manage OPcache effectively.

What it does well

  • Creates a button in the admin bar to flush OPcache
  • Supports individual and bulk file invalidation
  • Provides detailed OPcache statistics
  • Fully responsive interface
  • Compatible with WordPress multisite

Where it falls short

  • Limited feature information available
  • Requires PHP 8.1

Verdict

WP OPcache offers useful features for managing caching in WordPress, particularly for those with technical expertise. It is a straightforward tool for optimising site performance.

From the developer

nierdz's own description of WP OPcache, lightly tidied.

Flush OPcache

  • creates a button in admin bar to flush OPcache
  • flush only files in WordPress absolute path
  • individual or bulk file invalidation
  • support both memory and file caching
  • support multisite

OPcache Statistics

  • memory, hits, strings and keys statistics
  • directives, functions and general informations
  • list all files
  • fully responsive

WP CLI ready

  • add flush-opcache command to flush cache with cli: wp flush-opcache flush
  • don’t forget to add opcache.enable_cli=1 to your PHP configuration

There are three tabs in admin page under Tools:

  • General settings: plugin settings
  • Statistics: responsive dashboard about OPcache statistics
  • Cached files: list of cached files with the possibility of invalidating them

Read the full description on the official page →

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