Docket Cache – Object Cache Accelerator
by Nawawi Jamili 4.9 (50 reviews)

Docket Cache – Object Cache Accelerator

Speed up your WordPress site with a persistent object cache, powered by OPcache. An efficient alternative to Redis and Memcached.

Docket Cache ranks #1,199 among WordPress.org plugins with 20,000+ active installations, is #64 of 1,584 in the Performance category, a 4.9/5 rating from 50 reviews, and was last updated Oct 4, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Tested up to WP 7.0.7 (Current: 7.1.3)
v26.04.07 Current Version v26.04.07
Updated 4 days ago Last Update on 04 Oct, 2026
Refreshed 8 hours ago Last Refreshed on
#64 of 1,584 in Performance Top 5% by installs Downloads -83.4% this week Actively maintained
View on WordPress.org
Rank
#1,199
— No change
Active Installs
20K+
-25.6%
KW Avg Position
31.6
0.2 worse
Downloads
409.5K
+105 today
Support Resolved
100%
— No change
Rating
98%
Review 4.9 out of 5
4.9 (50 reviews)

Next Milestone 30K

Total Progress 69.9%
20K+ 30K+
109
Ranks to Climb
-
Growth Needed
8,000,000
Active Installs
Pro

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Rank Changes

1,136 1,167 1,198 1,229 1,260 01-10-2026 02-10-2026 03-10-2026 04-10-2026 05-10-2026 06-10-2026 07-10-2026 08-10-2026
1,136 1,168 1,201 1,233 1,265 23-09-2026 24-09-2026 25-09-2026 26-09-2026 27-09-2026 28-09-2026 29-09-2026 30-09-2026 01-10-2026 02-10-2026 03-10-2026 04-10-2026 05-10-2026 06-10-2026 07-10-2026 08-10-2026
Current #1,199
Change
Best #

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Active Installs Growth

Active Installs 0,000,000+
Growth +0.0%
Peak 0,000,000

Downloads Growth

100 200 300 400 500 600 01-10-2026 02-10-2026 03-10-2026 04-10-2026 05-10-2026 06-10-2026 07-10-2026 08-10-2026
0 2K 4K 6K 8K 10K 23-09-2026 24-09-2026 25-09-2026 26-09-2026 27-09-2026 28-09-2026 29-09-2026 30-09-2026 01-10-2026 02-10-2026 03-10-2026 04-10-2026 05-10-2026 06-10-2026 07-10-2026 08-10-2026
Downloads
Growth
Peak

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Reviews & Ratings

4.9
50 reviews
Overall 98%
5
49 (98%)
4
0 (0%)
3
0 (0%)
2
0 (0%)
1
1 (2%)

Support Threads Overview

Resolved
Unresolved
1
Total Threads
1
Resolved
0
Unresolved
100%
Resolution Rate

Security History

Source: WPVulnerability

6 known vulnerabilities on record · 3 in the last 24 months · checked 3 days ago

  1. Docket Cache – Object Cache Accelerator [docket-cache] < 24.07.05

    CVE-2026-22492 · Fixed in v24.07.05

  2. Docket Cache – Object Cache Accelerator [docket-cache] < 24.07.04

    CVE-2025-68506 · Fixed in v24.07.04

  3. Docket Cache – Object Cache Accelerator [docket-cache] < 24.07.03

    CVE-2025-39461 · Fixed in v24.07.03

  4. Docket Cache – Object Cache Accelerator [docket-cache] < 21.08.02

    Fixed in v21.08.02

  5. Docket Cache – Object Cache Accelerator [docket-cache] < 21.08.02

    Fixed in v21.08.02

  6. Docket Cache – Object Cache Accelerator [docket-cache] < 21.08.02

    Fixed in v21.08.02

TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners who lack access to Redis or Memcached, such as those on low-cost or shared hosting. It solves the performance problem of persistent object caching by storing cached data as plain PHP code instead of serialized files, improving speed especially with Zend OPcache enabled.

  • Object caching with OPcache
  • Advanced Post Caching
  • Object Cache Precaching
  • WordPress Menu Caching
  • WordPress Translation Caching
  • Database Tables Optimisation
  • WooCommerce Optimisation
  • Multisite / Multi-Network support

Frequently Asked Questions

Common questions about Docket Cache – Object Cache Accelerator

Object caching stores database query results so they can be retrieved quickly the next time they are needed. Cached data is served directly from the cache rather than making repeated database queries. This reduces the load on your server and makes your site faster. In simple terms, object caching keeps frequently used data in a location where it can be accessed more quickly.
By default, the WordPress object cache is non-persistent. This means cached data is stored in memory only for the duration of a single page request. It is not kept between page loads. To make it persistent, the object cache must be stored on disk.
OPcache is a caching engine built into PHP. It improves performance by storing precompiled script bytecode in shared memory, so PHP does not need to load and parse scripts on each request.
Cronbot is an external service that pings your website every hour to keep WordPress Cron running actively. This service is optional and is not required. By default, it is not connected to the end-point server. You can disable it entirely on the configuration page.
The Garbage Collector is a scheduled event that runs every 5 minutes to monitor cache files, clean up expired entries, and collect statistics.
A RAM disk uses your server's memory (RAM) to act as a storage drive. It can be a hardware device or a virtual disk. Reading and writing data from RAM is much faster than from an SSD. Storing Docket Cache files on a RAM disk can greatly improve performance. Please note that creating a RAM disk requires server administrator access (root), so this option is not available on shared hosting. Here is an example command to create and use a RAM disk with Docket Cache: $ cd wp-content/ $ sudo mount -t tmpfs -o size=500m tmpfs ./cache/docket-cache To mount the cache path automatically when the server starts, update your /etc/fstab file. For more information about RAM disks:
Creating a Filesystem in RAM On Windows, create a RAM disk and set the DOCKET_CACHE_PATH to point to the RAM disk drive.
By default, WordPress sets the memory limit to 256 MB. When combined with MySQL and the web server, you need more than 256 MB. If your hosting plan only provides 256 MB in total, this is not enough, and Docket Cache will not be able to improve your site's performance.
Yes and no. You can use it together with a page caching plugin, but not with another object cache plugin.
Yes. The LiteSpeed Cache plugin includes its own Object Cache feature. It may display a notice asking you to disable Docket Cache. Simply turn off the LiteSpeed Cache Object Cache to use Docket Cache instead.

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