Debloat – Remove Unused CSS, Optimize JS
Remove Unused CSS, Optimize CSS, Optimize JS and speed up your site.
Use with caution
Debloat works, but test it on a staging site before relying on it in 2026. It runs on 30K+ sites, is rated 4.8/5 and was last updated 7 months ago, and scores 51/100 on our health check.
- Proven at scale on 30K+ active sites
- Loved by users — 4.8/5 from 41 reviews
- Only tested up to WordPress 6.9 (latest is 7.1)
How does it stack up?
Side-by-side on installs, updates, ratings & support
Daily downloads
Download spikes usually follow a new release — each site that auto-updates counts as a download.
Rankings
Where Debloat stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| Optimize | #23 |
| performance | >100 |
| speed | #81 |
| uncss | #1 |
Version adoption
Share of active sites per release.
Rating breakdown
★★★★★★★★★★ 4.8 from 41 reviews
About Debloat – Remove Unused CSS, Optimize JS
From the official readme · v1.3.0Description
A plugin for Advanced Users to Optimize CSS Delivery, Remove Unused CSS, Optimize Javascript Delivery with defer or delay load JS.
The perfect toolkit for improving your Core Web Vitals and overall website performance.
WARNING: It’s a powerful speed optimization plugin that’s meant for power users who know what they’re doing.
Features:
- Optimize CSS: Fix Render-Blocking.
- Minify and Inline CSS.
- Remove Unused CSS (Advanced).
- Optimize JS: Fix Render-Blocking with defer.
- Delay Load some JS until user interaction.
- Adds resource hints for faster Google Fonts.
- Built-in optimizations for Elementor (free version).
- Built-in optimizations for WPBakery Page Builder.
- Compatible with all themes and plugins.
- Supports all modern browsers (no IE11 support).
- Optimized code benchmarked for performance.
- Built-in cache for processing.
- Compatible with cache plugins (disable their JS and CSS optimizations).
- API and hooks for theme & plugin authors.
Installation
- Upload/Install and activate the plugin.
- Go to Settings > Debloat Optimize, and configure per your requirement.
- Clear all caches from any cache plugin you may have active.
Changelog
1.3.0
- Improved: A new performant way to load translations.
- Fixed: Typos in the translations.
- Updated: CMB2 dependency to the latest stable release.
1.2.8
- Added: Support for a new lazyload from ThemeSphere.
- Fixed: A harmless PHP Warning.
1.2.7
- Improved: Elementor integration delay load rules are relaxed to exclude the new lazyload.
1.2.4
- Fixed: Handling of empty or malformed script tags.
- Fixed: WPBakery and WooCommerce conflict with delay JS on flexslider.
- Fixed: A rare PHP warning on clearing the cache, including from cache plugins.
1.2.3
- Added: Support for media queries when unused CSS is removed.
- Fixed: PHP warnings on PHP 8.2.
- Fixed: Parsing complex CSS selectors with commas and several other complex rules.
- Updated: Sabberworm CSS Parser to 8.4 with patches.
1.2.1
- Fixed: A few minor PHP warnings / notices.
- Improved: Elementor admin bar drop downs should render in delay JS.
For developers
Is this your plugin? Show off the numbers.
Add a live badge to your site, docs or GitHub README. It updates on its own — no account needed.
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FAQ
Debloat: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Sep 27, 2026
Is Debloat free?
Yes. Debloat is free to download and use from the official WordPress.org plugin directory.
Is Debloat safe to use in 2026?
Debloat works, but test it on a staging site before relying on it in 2026. It runs on 30K+ sites, is rated 4.8/5 and was last updated 7 months ago, and scores 51/100 on our health check.
How many websites use Debloat?
Debloat is active on 30K+ WordPress websites and has been downloaded 405,500 times since it launched in August 2021. It was downloaded 9,643 times in the last 30 days.
Does Debloat work with WordPress 7.1?
Debloat is officially tested up to WordPress 6.9.9, while the latest release is 7.1.2. It may still work, but try it on a staging site first.
What PHP version does Debloat need?
Debloat requires PHP 7.4.1 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.
When was Debloat last updated?
The latest version, 1.3.0, was released on March 4, 2026 (7 months ago).
Who makes Debloat?
Debloat is developed and maintained by asadkn.
What are the best alternatives to Debloat?
The most popular alternatives to Debloat are LiteSpeed Cache (7M+ installs), WP Fastest Cache (1M+ installs) and W3 Total Cache (900K+ installs).
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