WPML

Optimization plugins improve your site's performance by handling tasks like database cleanup, image compression, asset management, caching, and static site generation — helping pages load faster and reducing server load. Learn about our recommended plugins for this category in the table below and compare their features — some of which may only be available in paid or premium versions.

Recommended Optimization plugins

ShortPixel Image Optimizer Recommended

By ShortPixel · Last tested June 20, 2024
ShortPixel Image Optimizer is a lightweight plugin that compresses all your website's images and PDFs with a single click.

Asset CleanUp: Page Speed Booster Recommended

By Gabriel Livan · Last tested January 9, 2026
Asset CleanUp" is a WordPress plugin that identifies and allows users to selectively remove unnecessary CSS/JS assets, improving page load times, website performance, and reducing HTML bloat.

NitroPack Recommended

By NitroPack · Last tested February 11, 2025
NitroPack is a service that provides website owners with various features to improve website speed, such as caching, image optimization, and a CDN.

Autoptimize Recommended

By Frank Goossens (futtta) · Last tested February 20, 2026
Autoptimize is a free plugin that specializes in optimizing your site’s HTML, CSS, and JavaScript code.

Compare the recommended plugins

WP-Optimize – Clean, Compress, CacheShortPixel Image Optimizer
About

WP-Optimize cleans your database, compresses large images, and caches your site. This optimizes your site and makes your site more efficient. A premium version includes multisite support, lazy loading, advanced optimization options, and more.

ShortPixel Image Optimizer is a lightweight plugin that can compress all of your site's images and PDF documents with one click and automatically resizes and rescales images as you add them.

Pricing modelFreemiumFreemium
Plugin price$0-199$0-99
Date testedJune 16, 2026June 20, 2024
More about WP-Optimize - Clean, Compress, CacheMore about ShortPixel Image Optimizer

We only recommend plugins that show an ongoing commitment to WPML compatibility. The authors of the plugins featured in the table above work closely with the WPML team on a regular basis to ensure you can build a reliable, multilingual site.

All WPML-compatible Optimization plugins

Want to add your Optimization plugin to our compatibility list?

If your plugin is not listed here, join our Go Global program. We’ll work on making your plugin WPML-compatible and add you to our list.