PluginScout

WP Optimizer — WordPress Caching Plugin

WP Optimizer – The All-In-One real Performance-Boosting Plugin

by sh1zen · WordPress.org page · Website

v2.8.8 Tested up to WP 7.0.0 PHP 7.4+

WP Optimizer has 100+ active installs on WordPress.org and 21,259 downloads all time. We have tracked it since September 4, 2026; download trends appear after 30 days of data. The last update was on July 22, 2026, tested up to WordPress 7.0.0.

WP Optimizer at a glance

Active installs
100+
Total downloads
21,259
Downloads, last 30 days
available after 30 days of tracking
30-day growth
tracking since September 4, 2026

Is WP Optimizer well maintained?

Support threads resolved
No open threads
nothing waiting on the WordPress.org forum
WordPress compatibility
Behind
tested up to WordPress 7.0.0, not yet with the current 7.1

Features

The feature list from the plugin's own readme on WordPress.org, trimmed to the essentials.

  • Static Page Cache: Store complete HTML responses on disk and serve eligible cached pages before WordPress loads through server-specific rules. Configure…
  • Query & Object Caching: Cache selected WP_Query results and database queries with independent lifetimes, rules and targeted invalidation when related content…
  • HTML, CSS & JavaScript Minification: Minify rendered HTML, inline CSS and inline JavaScript, plus local stylesheet and script files. Generated assets are…
  • Compression & Browser Caching: Generate server directives for GZIP or Brotli compression and configurable browser-cache headers for CSS, JavaScript, images…
  • Lazy Loading & Layout Stability: Add native lazy loading to images and iframes, prevent videos from preloading data before they are needed and add missing…
  • LCP, Font & Navigation Hints: Detect an image reported as the Largest Contentful Paint element and add a high-priority image preload, enforce font-display…
  • Local Image Optimization & WebP: Compress existing media-library images and generated thumbnails locally with Imagick or GD, optionally resize oversized files…
  • Media Cleaner: Scan the media library or a selected uploads path for files that are not referenced by WordPress content, then review, ignore or delete the…
  • Four-Stage Page Test: Compare a signed baseline request with WP Optimizer bypassed against the current warmed configuration. The report measures response time…
  • Performance Monitor: Record sampled request history and cache hit/miss metrics, identify slow SQL and profile the load time, callback time, SQL time, memory…
  • Database Cleanup, Backups & Autoload Health: Remove revisions, auto-drafts, trashed posts, spam comments, transients and orphaned metadata, optimize selected…
  • Cron & Heartbeat Management: Schedule automatic database and media optimization, reduce front-end cron checks, set the wp-admin Heartbeat interval and inspect…

WP Optimizer reviews and ratings

2 reviews on WordPress.org, with the most recent ones as their authors posted them.

3.0 out of 5

2 reviews

5★
1
4★
0
3★
0
2★
0
1★
1
  • overwhelmed with the features

    I am overwhelmed with the features in the plugin, the premium optimization plugins are not enough. I think you should develop your own to sell Thanks

    Vu Tru So
  • It will break your site

    Simply install and viola - broken.. dev unresponsive for support. Please disregard the star - zero is not an option

    13burns

Details

All-in-one speed optimization plugin: cache, lazy load, minify, media and environment optimization & Core Web Vitals. Free & privacy safe.

The full description, screenshots and every review live on the WordPress.org page.

Rankings WP Optimizer competes in

Tags

  • caching
  • image
  • minify
  • optimizer
  • performance

More from sh1zen

Version
2.8.8
Last updated
Jul 22, 2026
First published
Apr 21, 2020
Requires WordPress
5.0.0
Tested up to
7.0.0
Requires PHP
7.4
Pricing
Free on WordPress.org

WP Optimizer FAQ

What does WP Optimizer do?

According to its WordPress.org readme, WP Optimizer offers Static Page Cache: Store complete HTML responses on disk and serve eligible cached pages before WordPress loads through server-specific rules. Configure, Query & Object Caching: Cache selected WP_Query results and database queries with independent lifetimes, rules and targeted invalidation when related content, HTML, CSS & JavaScript Minification: Minify rendered HTML, inline CSS and inline JavaScript, plus local stylesheet and script files. Generated assets are, Compression & Browser Caching: Generate server directives for GZIP or Brotli compression and configurable browser-cache headers for CSS, JavaScript, images and Lazy Loading & Layout Stability: Add native lazy loading to images and iframes, prevent videos from preloading data before they are needed and add missing.

How many active installs does WP Optimizer have?

WordPress.org reports 100+ active installs for WP Optimizer as of September 7, 2026.

Is WP Optimizer still maintained?

Yes. The last release was on July 22, 2026 and it is tested up to WordPress 7.0.0.

Is WP Optimizer free?

WP Optimizer is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.