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Object Cache for APCu enables persistent object caching in WordPress using the APCu extension. It helps reduce database queries by caching objects in memory, speeding up page loads and backend performance. 
Requires: <a href="https://www.php.net/manual/en/book.apcu.php" rel="nofollow ugc">APCu extension</a>
→ <a href="https://www.fastcomet.com/kb/enable-apcu-caching" rel="nofollow ugc">How to Enable APCu Caching (cPanel)</a>
⚠️ Make sure APCu is enabled on your server before activating this plugin.
Features: 
* Uses APCu for WordPress object caching. 
* Dashboard with real-time APCu stats (hits, misses, memory, inserts, etc.). 
* Clear/reset cache with one click (protected by nonce). 
* Automatically installs <code>object-cache.php</code> in wp-content. 
* Clean, professional admin interface.

Object Cache for APCu – ZapCu

Lightweight object caching plugin using PHP's APCu extension for fast in-memory caching and performance boost.

docjojo

atec Cache Info gives you a complete overview of all system-level caching used by your WordPress installation.
It detects and displays: 
* OPcache status 
* PHP JIT support 
* Object Cache type and health 
* APCu presence and statistics 
* Redis and Memcached availability 
* SQLite Object Cache support (if any)
Use this plugin to diagnose performance bottlenecks, verify cache setup, and ensure that all critical caches are working correctly.
<h3>Specifications</h3>
<ul>
<li>Compatible with: APCu, Memcached, Redis, SQLite</li>
<li>Displays runtime statistics and limits</li>
</ul>
<h3>Third-Party Services</h3>
<h3>Integrity check</h3>
Once, when activating the plugin, an integrity check is requested from our server – if you give your permission. 
Source: https://atecplugins.com/ 
Privacy policy: https://atecplugins.com/privacy-policy/

atec Cache Info


Provides an overview of all cache features enabled in WordPress, namely OPcache, WP-object-cache, APCu, Memcached, Redis and SQLite-object-cache.


Great tool for cache analysis

Show system cache status and statistics for OPcache, JIT, Object Cache, APCu, Redis, Memcached, and SQLite Cache.

Object Cache for APCu – ZapCu vs atec Cache Info