Lazyload
Lazyload is a lightweight, zero-dependency JavaScript utility built on the IntersectionObserver API to defer loading images, media, and components.
Open productWhat it does
About Lazyload
Lazyload is a lightweight vanilla JavaScript utility designed to optimize web application performance by deferring the loading of images, background graphics, iframes, videos, custom components, and function calls. Built on top of the IntersectionObserver API, it features zero dependencies and maintains a footprint under 2KB gzipped. Developers can customize intersection thresholds, root margins, and loading states while leveraging built-in support for fade-in animations and placeholder management. It includes native TypeScript support and integrates seamlessly into frameworks like React and Next.js.
- Availability:
- launched
- Access:
- unknown
- Format:
- software
- Platform:
- web
Core capabilities
Asset and Function Deferred Loading
Lazily loads images, background images, iframes, videos, and custom components, as well as executing arbitrary functions on demand.
Custom Observer Configuration
Configures custom intersection thresholds, root margins, and distinct loading state triggers to fit web design requirements.
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