Responsive Lightbox & Gallery vs Smart LazyLoad – Lazy Load Images, Videos and Iframes

Smart LazyLoad is a fast, lightweight, and SEO-friendly lazy loading plugin for WordPress. It improves page speed and Core Web Vitals by loading images, iframes, videos, and background images only when they are about to enter the viewport. Built with pure JavaScript, Smart Lazy Load does not rely on jQuery or other third-party libraries, keeping your site fast and bloat-free. Unlike heavy optimization plugins, Smart LazyLoad focuses on one thing only: reducing unnecessary resource loading while maintaining compatibility, accessibility, and SEO best practices. All features are optional — you can use the plugin with default settings or fine-tune it as needed. Features Lazy load images in posts, pages, widgets, thumbnails, avatars, and comments Lazy load iframes and embedded videos Lazy load background images from inline styles and data attributes Optional YouTube iframe replacement with video thumbnails Intelligent first-image skipping for better LCP scores Supports both JavaScript-based and native browser lazy loading Inline plugin CSS and JavaScript (optional) Option to disable lazy loading for logged-in users Fully responsive and mobile-friendly SEO-friendly with noscript fallbacks Accessibility-aware Pure JavaScript (no jQuery dependency) Lightweight and performance-focused Open source and available on GitHub Configuration You can configure the plugin from: Settings → LazyLoad Available options include: Enable or disable lazy loading Lazy load images, iframes, and videos Enable background image lazy loading Replace YouTube videos with thumbnails Adjust lazy load threshold Enable native browser lazy loading Inline plugin CSS and JavaScript Disable lazy loading for logged-in users Need more help? For detailed documentation, usage examples, available filters, and advanced configuration options for Smart LazyLoad are available. See the Lazy Load Configuration Guide Support We are here to help. Feel free to open a new thread on the Support Forum.

Everything You Need in a WordPress Gallery Plugin Responsive Lightbox and Gallery plugin is a fully fledged WordPress gallery plugin with a powerful Drag & Drop Gallery Builder and Lightbox functionality that’s used daily by more than 100,000 active users and downloaded over 3 Million times. The beauty of it is how easy it is for you to customize it and enhance its features thanks to free and premium extensions. Why You Should Use Responsive Lightbox and Gallery Plugin Easiest Gallery Builder Say goodbye to coding. With the built-in drag and drop Gallery builder, you will be able to create beautiful galleries, customize them, and add your preferred styles in minutes. Vast Customization Options Responsive Lightbox and Gallery plugin is packed with customization options per each gallery and lightbox style so you can tweak them to suit your website’s audience with just a few clicks. SEO-Friendly and Lightweight Responsive Lightbox and Gallery plugin is built keeping SEO and performance in mind, making it lightweight and fast when it comes to page load. Premium Extensions Looking to provide a premium experience to your visitors? Responsive Lightbox and Gallery plugin offers plenty of premium extensions to provide you with even more flexibility and customization options. Need more reasons? Check them out here! What some of our 100,000+ active users say about Responsive Lightbox and Gallery plugin Amazing Gallery plugin! Versatile and powerful for both sliders and galleries, many features and style options. Really easy to use. Takes all the fiddling out of the process of creating a responsive gallery/lightbox. I needed a lightbox plugin that works reliably. This marvelous plugin does the magic. Now I can spend more on my photography and less time customizing WordPress. This plugin is quite flexible and effective. The functionality choices are broad and all quite easy to configure. Need more galley options? Responsive Lightbox and Gallery plugin can be extended with our premium extensions: Premium Extensions: * Photo & Art bundle * Justified Gallery * Expander Gallery * Hidden Gallery * Masonry Image Gallery * Slider Gallery * Lightcase Lightbox * PhotoSwipe Lightbox * Lightgallery Lightbox * Strip Lightbox * Fancybox Pro * Lightbox Comments Full Feature List Powerful and easy-to-use gallery builder 3 beautiful gallery templates – Grid, Slider and Masonry 8 responsive lightbox scripts (SwipeBox, prettyPhoto, Nivo Lightbox, Image Lightbox, Tos “R” Us, Featherlight, Magnific Popup, GLightbox) Create galleries from Media Library or Post attached images Media Folders with a drag & drop interface Access to millions of images through Remote Library Option to import remote images to Media Library Gutenberg editor compatibility Iframe, Ajax, HTML5 and Inline lightbox content support Advanced pagination, incl. AJAX and infinite scroll Automatically add lightbox to WordPress image galleries Automatically add lightbox to WordPress image links Automatically add lightbox to WordPress video links (YouTube, Vimeo) Automatically add lightbox to widgets content Automatically add lightbox to WordPress comments content WooCommerce product gallery support Popular Page builders compatibility Gallery widget Single image widget Option to display single post images as a gallery Option to modify native WP gallery links image size Option to set gallery images title from image title, caption, alt or description Option to force lightbox for custom WP gallery replacements like Jetpack tiled galleries Option to trigger lightbox on custom jquery events Option to conditionally load scripts and styles only on pages that have images or galleries in post content Highly customizable settings for each of the lightbox scripts Highly customizable settings for each gallery Multisite support .pot file for translations included