```JavaScript const linked = { link: 'a', obj: {} } const obj = { "1": 2, a: "b", linked1: linked, linked2: linked, nested: { c: "c" }, recursive: { obj: this
A React Hooks package for mutation-observer
A polyfill for the Resize Observer API
## Installation
A library for declarative use of Mutation Observer API with Angular
Exposes the `MutationObserver` API, or a polyfill based on mutation events for IE 9-10.
Primitive providing the ability to watch for changes made to the DOM tree.
Reactive primitives for observing resizing of HTML elements.
React wrapper for mutation observers.
Symbol.observable ponyfill
Polyfills to support Stimulus in older browsers
An Implementation of ES Observables
Detect if web fonts are available
Polyfills the ResizeObserver API and supports box size options from the latest spec
A React hook for the IntersectionObserver API that uses a polyfill when the native API is not available
Monitor if a component is inside the viewport, using IntersectionObserver API
Resize observer for React
Angular 21.x library to monitor changes to elements. Uses ResizeObserver to do the work.
object-observer utility provides simple means to (deeply) observe specified object/array changes; implemented via native Proxy; changes delivered in a synchronous way
React MutateObserver Component
A polyfill for the Resize Observer API
MutationObserver shim for ES3 environments
A React hook that allows you to use a ResizeObserver to measure an element's size.
An implementation and polyfill of the Resize Observer draft.