iframes

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.

Cross domain components

🖼 Reframe unresponsive elements responsively.

Penpal simplifies communication with iframes, workers, and windows by using promise-based methods on top of postMessage.

Open-source modern iframe resizer

🧙🏽‍♀️ Automatically adds loading="lazy" to and