Image Preloading
Modern image preloading/prefetching plugin for WordPress to improve page loading performance.
Use with caution
Image Preloading works, but test it on a staging site before relying on it in 2026. It runs on 50+ sites, is rated 3.7/5 and was last updated 6 months ago, and scores 43/100 on our health check.
- Small user base (50+ active installs)
- Very few reviews so far
- 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 Image Preloading stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| image | >100 |
| performance | >100 |
| prefetch | #25 |
| preload | #50 |
| speed | >100 |
Version adoption
Share of active sites per release.
Rating breakdown
★★★★★★★★★★ 3.7 from 3 reviews
About Image Preloading
From the official readme · v2.0.0Description
Image Preloading is a powerful WordPress plugin that helps improve your website’s performance by preloading images in the background. This results in faster page loading experiences, especially beneficial for photo galleries, image-heavy sites, and e-commerce stores.
Features
- Multiple Preloading Methods: Choose between JavaScript preloading, modern Link preload headers, or both
- Unlimited Image URLs: Add as many images as you need
- Modern JavaScript: Uses Promise-based loading with proper error handling
- Performance Optimized: Only loads when needed and uses browser idle time when available
- Security Focused: Proper input sanitization and validation
- Admin Interface: Clean, modern settings page integrated with WordPress admin
- Localization Ready: Translation-ready with proper text domains
Preloading Methods
- JavaScript Method: Uses modern JavaScript with Promise-based image loading. Compatible with all browsers.
- Link Preload: Uses HTML
<link rel="preload">tags for modern browsers with native preloading support. - Both Methods: Combines both approaches for maximum compatibility and performance.
Use Cases
- Photo galleries and portfolios
- E-commerce product images
- Hero banners and sliders
- Background images
- Any image-heavy content
Support
For support, bug reports, or feature requests, please visit: Github
Contributing
Contributions are welcome! Please feel free to submit pull requests or open issues on GitHub.
License
This plugin is licensed under the GPLv2 or later.
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Installation
Automatic Installation
- Log in to your WordPress admin dashboard
- Navigate to Plugins > Add New
- Search for “Image Preloading”
- Click Install Now
- Activate the plugin
Manual Installation
- Download the plugin ZIP file
- Upload the plugin files to
/wp-content/plugins/image-preloading/ - Activate the plugin through the Plugins menu in WordPress
Frequently asked questions
How does image preloading work?
Image preloading loads images in the background before they are needed, so when users navigate to pages containing these images, they appear instantly instead of loading progressively.
Which preloading method should I choose?
JavaScript: Best for compatibility with all browsers Link Preload: Best performance for modern browsers Both: Recommended for maximum compatibility and performance
Can I preload images from external domains?
Yes, but ensure the external server allows cross-origin requests. The plugin properly handles CORS headers.
How many images can I preload?
There’s no strict limit, but keep in mind that preloading too many large images can impact initial page load performance. Use judiciously.
Does this work with caching plugins?
Yes, the plugin works well with caching plugins and can complement them by ensuring images are cached even before they’re viewed.
Changelog
This version includes major improvements and requires WordPress 5.0+. All settings will be preserved during upgrade.
2.0.0
- Complete rewrite with modern WordPress standards
- Added multiple preloading methods (JavaScript, Link preload, Both)
- Modern admin interface with improved UX
- Security enhancements and proper input sanitization
- Performance optimizations with requestIdleCallback support
- Promise-based JavaScript with proper error handling
- Better localization support
- PHP 7.2+ requirement for better performance
- WordPress 5.0+ compatibility
1.0.0
- Initial release
- Basic JavaScript image preloading functionality
Screenshots
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 Image Preloading alternatives
All image plugins →
FAQ
Image Preloading: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 6, 2026
Is Image Preloading free?
Yes. Image Preloading is free to download and use from the official WordPress.org plugin directory.
Is Image Preloading safe to use in 2026?
Image Preloading works, but test it on a staging site before relying on it in 2026. It runs on 50+ sites, is rated 3.7/5 and was last updated 6 months ago, and scores 43/100 on our health check.
How many websites use Image Preloading?
Image Preloading is active on 50+ WordPress websites and has been downloaded 3,592 times since it launched in June 2017. It was downloaded 113 times in the last 30 days.
Does Image Preloading work with WordPress 7.1?
Image Preloading 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 Image Preloading need?
Image Preloading requires PHP 7.2 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.
When was Image Preloading last updated?
The latest version, 2.0.0, was released on March 27, 2026 (6 months ago).
Who makes Image Preloading?
Image Preloading is developed and maintained by tiptinker.
What are the best alternatives to Image Preloading?
The most popular alternatives to Image Preloading are Imsanity (200K+ installs), Firelight Lightbox (200K+ installs) and Responsive Lightbox & Galle… (100K+ installs).
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