Is Widget Output Cache free?

Yes, Widget Output Cache is free to use. It is available as a free plugin on WordPress.org.

How many websites use Widget Output Cache?

Widget Output Cache has 200 active installations as tracked by WordPress.org.

What are the best Widget Output Cache alternatives?

Popular alternatives to Widget Output Cache include WP-Optimize – Cache, Compress images…, WP Super Cache, WP Fastest Cache – WordPress Cache…. You can compare them side-by-side on our comparison pages.

Does Widget Output Cache work with the latest WordPress?

Widget Output Cache has been tested up to WordPress 6.2.9. It requires WordPress 3.0.1+ and PHP false+.

Widget Output Cache — Reviews, Rating & Alternatives (2026)

Name: Widget Output Cache
Rating: 4.9 (7 reviews)
Author: Kaspars

As of April 2026, Widget Output Cache is a WordPress cache plugin with 200 active installations and a 4.9/5 rating from 7 reviews. It has been downloaded 15K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2013. Last updated 2 years ago — may have compatibility concerns. Top alternative: WP-Optimize – Cache, Compress images….

4.9/57 reviews

200active installs

15K+total downloads

13 yearssince 2013

Overview

Use PHP output buffering to extract widget output and store it into WordPress transients for faster retrieval. It also adds a checkbox to widget controls to exclude it from being cached.

It is a quick fix for bad behaving plugins that parse RSS feeds or call remote URLs on every page load.

Read full description on WordPress.org