@fastly/performance-observer-polyfill

<h1 align="center" style="border-bottom: none;">🔎 PerformanceObserver Polyfill</h1> <p align="center"> <a href="https://travis-ci.org/fastly/performance-observer-polyfill"> <img alt="Travis" src="https://img.shields.io/travis/fastly/performance-obs

v2.0.0 URL: https://unpkg.com/@fastly/performance-observer-polyfill@2.0.0/dist/index.js

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performance performanceobserver polyfill

@fly4react/observer

一个基于 Intersection Observer API 的现代 React 工具库，提供懒加载、可见性检测、位置跟踪和滚动方向检测功能

v1.10.0 URL: https://unpkg.com/@fly4react/observer@1.10.0/dist/index.cjs

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react intersection-observer lazy-loading visibility scroll performance typescript hooks component visibility-detection visibility-sensor

svelte-inview

A Svelte action that monitors an element enters or leaves the viewport or a parent element. Performant and efficient thanks to using Intersection Observer under the hood.

v4.0.4 URL: https://unpkg.com/svelte-inview@4.0.4/dist/index.js

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react-use-observer

Performant react hooks for WebApi Observers, useResizeObserver, useInteractionObserver, useMutationObserver

v2.2.4 URL: https://unpkg.com/react-use-observer@2.2.4/index.js

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resize observer mutation observer intersection observer performance observer reporting observer resize observer hook mutation observer hook intersection observer hook performance observer hook reporting observer hook web appi performance use react hooks observer

@envato/react-resize-observer-hook

Observe multiple React components with a single ResizeObserver.

v1.3.0 URL: https://unpkg.com/@envato/react-resize-observer-hook@1.3.0/dist/index.js

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resize-observer react-hooks hooks react performance