srcset

LazyLoad is a lightweight, flexible script that speeds up your website by deferring the loading of your below-the-fold images, backgrounds, videos, iframes and scripts to when they will enter the viewport. Written in plain "vanilla" JavaScript, it leverages IntersectionObserver, supports responsive images and enables native lazy loading.

Responsive images in the browser, simplified

Produce images at different sizes for responsive websites.

React component to display imgix images

🥇 A small JavaScript library to lazy-load almost anything. Defer.js is dependency-free, efficient, and optimized for Web Vitals.

A JavaScript client library for generating image URLs with imgix

Vue 2 image and video loader supporting lazy loading, background videos, fixed aspect ratios, low rez poster images, transitions, loaders, slotted content and more.

React component to optimize your images based on srcset and add an automatic medium-like blur animation.

Advanced webpack2 image loader with support for image resizing, srcset and inlined placeholder. And it's blazing fast

Highly customizable plugin for generating responsive images.

Lightweight vanilla JS plugin for loading progressive background images.

DEPRECATED: A plugin for Metalsmith to create adaptive images via srcset and styles properties

A Marked extension class for handling responsive images.

A helper for using strcutured data to populate various image placeholder sources.

Find and fix responsive image issues. Analyze image delivery, reduce bandwidth waste, and generate ready-to-use srcset and sizes recommendations. Browser Extension & CLI.

Node.js server that watches input folders, auto-resizes images with sharp, and serves srcset-ready JSON for frontend use.

Extends unslider.js with lazyloading functionality, enables sourceset usage and introduces Thumbnails.

Generate <picture /> srcset with AVIF support.

Download every image from any webpage or direct image URL. 22 metadata fields per image including width, height, format, SHA-256, dedup flag, EXIF strip, provenance. ZIP and S3 outputs. 50 free results per run.

An upgradable boilerplate for Progressive web applications (PWA) with server side rendering, build with SEO in mind and achieving max page speed and optimized user experience. https://www.reactpwa.com