A faster website! (aka defer.js)
⚡️ Experience lightning-fast load times with our native, blazingly quick lazy loader. ✅ Backward compatible with legacy browsers (IE9+). 💯 SEO-optimized. 🧩 Lazy-load everything.
This plugin empowers you to optimize a wide range of elements, including images, videos, audio, iframes, stylesheets, and JavaScript, for a seamless user experience.
Leveraging tips from seasoned web experts and harnessing the latest web technologies for resource lazy-loading, this plugin ensures your website operates at peak efficiency, providing your visitors with a lightning-fast browsing experience.
If you find this plugin valuable, please consider leaving a 5-star review (⭐️⭐️⭐️⭐️⭐️) to support my efforts.
What People Love
- ⚡️ Native API, blazingly fast performance
- 👍 Support for legacy browsers (IE9+)
- 🥇 SEO-friendly optimization
- ✅ Incredibly easy to use
- 💯 No dependencies, no jQuery required
- 🤝 Works seamlessly with your favorite frameworks
- 🧩 Utilizes IntersectionObserver API for optimized CPU usage
- 🏞 Supports responsive images with
srcsetandsizesattributes
💡 Tip: For optimal results, consider disabling optimization features from other plugins (e.g., lazy-loading, HTML minification, JS minification).
We recommend using this plugin alongside another page-caching solution for best performance.
Browser support
This plugin also works perfectly on popular browsers, including Internet Explorer 9 and later.
- 🖥 IE9+ / Microsoft EDGE
- 🖥 Firefox 4+
- 🖥 Safari 3+
- 🖥 Chrome
- 🖥 Opera
- 📱 Android 4+
- 📱 iOS 3.2+
Powered by defer.js, defer.php
defer.js
🥇 A super small, super efficient library that helps you lazy load almost everything like images, video, audio, iframes as well as stylesheets, and JavaScript.
defer.php
🚀 A PHP library that focuses on minimizing payload size of HTML document and optimizing processing on the browser when rendering the web page.
Key features
- [x] Embed defer.js plugin
- [x] Normalize DOM elements
- [x] Fix missing meta tags
- [x] Fix missing media attributes
- [x] Preconnect to required origins
- [x] Preload key requests
- [x] Prefetch key requests
- [x] Browser-level image lazy-loading for the web
- [x] Lazy-load offscreen and hidden iframes
- [x] Lazy-load offscreen and hidden videos
- [x] Lazy-load offscreen and hidden images
- [x] Lazy-load CSS background images
- [x] Reduce the impact of JavaScript
- [x] Defer non-critical CSS requests
- [x] Defer third-party assets
- [x] Add fallback
tags for lazy-loaded objects - [x] Add custom HTML while browser is rendering the page (splashscreen)
- [x] Attribute to ignore optimizing the element
- [x] Attribute to ignore lazyloading the element
- [x] Optimize AMP document
- [x] Minify HTML output
Support my activities
Keep up-to-date with new releases:
https://wordpress.org/plugins/shins-pageload-magic/
Donate via Paypal
Become a sponsor
Become a stargazer
Report an issue
Released under the GNU General Public License v2 license.
https://code.shin.company/defer-wordpress/blob/master/LICENSE
Copyright (c) 2024 Mai Nhut Tan <shin@shin.company>
| Domain | Exposures | Headers | Last Checked |
|---|---|---|---|
| s*b*h*b*.com (WP 6.8.5) | F | 2026-05-03 19:28:25 | |
| u*a*d*c*u*t*r*a*e*t*t*.com | F | 2026-05-03 16:09:32 | |
| g*n*i*e*d*.c*m.au | F | 2026-05-03 06:28:39 | |
| s*n*n*o*i*b*a*d*f*e*l*o*s.com | F | 2026-05-02 16:50:03 | |
| g*o*s*.group | F | 2026-05-01 07:42:08 | |
| n*c*-*v.com (WP 6.4.3) | F | 2026-05-01 04:28:45 | |
| f*e*c*c*n*t*u*t*o*.com | F | 2026-05-01 01:29:01 | |
| s*a*l*a*h*.c*.uk | F | 2026-04-30 20:11:55 | |
| n*l*.vn | F | 2026-04-30 17:51:26 | |
| f*e*-*e*a*s*o*s.com | F | 2026-04-30 11:45:42 | |
| f*e*-*l*t*-*a*h*n*s.com | F | 2026-04-30 11:32:34 | |
| s*b*r.com | F | 2026-04-29 08:48:32 | |
| v*r*-*u.com (WP 6.9.4) | F | 2026-04-29 07:39:59 | |
| v*v*.ie | F | 2026-04-28 23:19:07 | |
| p*i*e*a*.com | F | 2026-04-27 03:10:31 | |
| m*b*i*n*h*o.com | D | 2026-04-27 00:16:59 | |
| p*t*t*t*r*a*.com | F | 2026-04-26 23:57:39 | |
| g*a*d*p*i*t*n*s.com (WP 6.9.4) | D | 2026-04-26 22:36:49 | |
| i*g*n*a*e*r*l*g*a.com (WP 6.9.4) | F | 2026-04-26 22:00:10 | |
| c*n*d*a*s*o*s*o*f*n.com | F | 2026-04-26 04:50:42 | |
| t*a*s*e*s*8*.com (WP 6.9.4) | D | 2026-04-26 02:19:31 | |
| h*j*c*s*n.com (WP 6.9.4) | F | 2026-04-25 05:35:40 | |
| t*r*r*.org | F | 2026-04-24 20:04:46 | |
| b*o*.s*o*t*u*o*o*o.ma | F | 2026-04-23 22:28:43 | |
| k*m*r*c*e*.com | F | 2026-04-22 18:19:08 | |
| 4*a*.fans (WP 6.9.4) | F | 2026-04-22 12:47:20 | |
| s*r*m*n.com (WP 6.8.5) | F | 2026-04-21 18:39:31 | |
| m*r*e*i*c*e*i.com | D | 2026-04-21 02:31:53 | |
| b*o*.b*r*l*g*t*l*c*r*c.com (WP 6.0.3) | D | 2026-04-19 03:28:07 | |
| d*l*i*r*a*t*r*.com | F | 2026-04-18 02:13:47 | |
| o*n*t*n*.com (WP 6.9.4) | F | 2026-04-18 01:04:04 | |
| a*i*a*s*f*e*i*g.com | F | 2026-04-16 13:29:47 | |
| m*v*u*p*i*s.com | F | 2026-04-16 12:19:19 | |
| k*r*a*e*l*x.com (WP 6.8.5) | C | 2026-04-15 17:16:31 | |
| h*z*r*c*n*r*l*e*m*n*.com (WP 5.7) | F | 2026-04-15 10:37:52 | |
| h*z*r*c*n*r*l*n*i*e*r*n*.com (WP 5.7) | F | 2026-04-15 10:37:52 | |
| r*a*e*t*t*s*b*r.com | F | 2026-04-14 15:04:50 | |
| s*l*a*u*e.com | D | 2026-04-13 13:34:17 | |
| b*a*s*n*h*e*s.com | F | 2026-04-13 07:47:14 | |
| c*a*e*t*r.com | F | 2026-04-12 04:18:54 | |
| c*r*v*s.com (WP 6.7.2) | A | 2026-04-11 15:34:31 | |
| e*u*i*.com | F | 2026-04-10 16:44:42 | |
| a*l*c*n*d*a*-*l*t*.com | F | 2026-04-10 13:14:55 | |
| c*e*p*c*n*y*f*i*i*l.com (WP 6.9.4) | F | 2026-04-09 09:01:46 | |
| p*l*g*n*i*d*s*r*a*a*t*q*e*a.com | D | 2026-04-08 23:19:01 | |
| c*n*u*e*z*c*a.com (WP 6.5.5) | F | 2026-04-06 17:04:54 | |
| l*o*m*x.com (WP 6.9.4) | F | 2026-04-06 03:27:49 | |
| p*o*p*r*e*l*h*a*e.com | — | 2025-11-09 23:11:11 | |
| p*o*p*r.com | — | 2025-11-09 23:11:11 | |
| n*p*s*e*i*a*.com | — | 2025-11-09 09:51:44 | |
| e*i*a*r*s*o.com | — | 2025-11-07 10:35:54 | |
| b*e*o*n*y*e*l*o*s.com | — | 2025-11-06 10:00:40 |