lazysizes

High performance (jankfree) lazy loader for images (including responsive images), iframes and scripts (widgets).

v5.3.2 URL: https://unpkg.com/lazysizes@5.3.2/lazysizes.js

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vanilla-js-image-lazy-loader

image lazy loader based on vanilla-js programming.

v1.0.7 URL: https://unpkg.com/vanilla-js-image-lazy-loader@1.0.7/index.js

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@wezom/zz-load

Lazy loader based on IntersectionObserver API

v0.2.0-beta URL: https://unpkg.com/@wezom/zz-load@0.2.0-beta/dist/index.js

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lazy lazyload performance image picture iframe

uncloakjs

IntersectionObserver-based lazy loader and content revealer

v1.1.9 URL: https://unpkg.com/uncloakjs@1.1.9/dist/uncloak.js

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lozad

A light-weight JS library to lazy load any HTML element such as images, ads, videos etc.

v1.16.0 URL: https://unpkg.com/lozad@1.16.0/dist/lozad.js

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