Free CDN Box
Free CDN Box is a plugin that automatically replaces image URLs in your content with links to a free CDN (cdn.statically.io) to improve performance and reduce loading times for your website.
Consider an alternative
Free CDN Box shows warning signs in 2026 — compare the alternatives below before installing. Was last updated 1 year ago, and scores 30/100 on our health check.
- Small user base (<10 active installs)
- Very few reviews so far
- No update in over a year
- Only tested up to WordPress 6.8 (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 Free CDN Box stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| cdn | >100 |
| free cdn | >100 |
| images | >100 |
| performance | >100 |
About Free CDN Box
From the official readme · v1.2Description
Free CDN Box is a plugin that automatically replaces image URLs in your content with links to a free CDN (cdn.statically.io) to improve performance and reduce loading times for your website.
Third-Party Service Usage:
This plugin uses the CDN service from statically.io to optimize image loading. By using this plugin, your images will be served through statically.io. For more information, please review their Terms of Use and Privacy Policy.
License
This plugin is licensed under the GPLv2 or later.
Installation
-
Upload the plugin files to the
/wp-content/plugins/free-cdn-boxdirectory, or install the plugin through the WordPress plugins screen directly. -
Activate the plugin through the ‘Plugins’ screen in WordPress.
-
That’s it! The plugin will automatically start optimizing image URLs by replacing them with CDN URLs.
Frequently asked questions
Is this service really free?
Yes, the CDN used by this plugin (statically.io) is free to use.
What kind of images will be optimized?
All standard image formats like JPG, PNG, GIF, and more are supported.
Changelog
1.2
-
Fixed: Bug causing images not to display on iPhone and some other devices
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Integrated: Previously added prefixing of classes/functions & protection against direct access
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Tested up to WordPress 6.8.2
1.1
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Added third-party service documentation
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Prefixed class and function names
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Secured direct access to plugin files
1.0
- Initial release
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.
Best Free CDN Box alternatives
All cdn plugins →
FAQ
Free CDN Box: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 14, 2026
Is Free CDN Box free?
Yes. Free CDN Box is free to download and use from the official WordPress.org plugin directory.
Is Free CDN Box safe to use in 2026?
Free CDN Box shows warning signs in 2026 — compare the alternatives below before installing. Was last updated 1 year ago, and scores 30/100 on our health check.
How many websites use Free CDN Box?
Free CDN Box is active on <10 WordPress websites and has been downloaded 797 times since it launched in October 2024. It was downloaded 49 times in the last 30 days.
Does Free CDN Box work with WordPress 7.1?
Free CDN Box is officially tested up to WordPress 6.8.11, while the latest release is 7.1.3. It may still work, but try it on a staging site first.
What PHP version does Free CDN Box need?
Free CDN Box requires PHP 7.2 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.
When was Free CDN Box last updated?
The latest version, 1.2, was released on September 24, 2025 (1 year ago).
Who makes Free CDN Box?
Free CDN Box is developed and maintained by anon2003.
What are the best alternatives to Free CDN Box?
The most popular alternatives to Free CDN Box are W3 Total Cache (900K+ installs), SpeedyCache (500K+ installs) and Breeze Cache (300K+ installs).
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