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899 packages found
Simple and modern async event emitter
Environment agnostic event emitter
Monitor if a component is inside the viewport, using IntersectionObserver API
Lightweight React bindings for MobX based on React 16.8+ and Hooks
GSAP is a framework-agnostic JavaScript animation library that turns developers into animation superheroes. Build high-performance animations that work in **every** major browser. Animate CSS, SVG, canvas, React, Vue, WebGL, colors, strings, motion paths,
- GSAP
- GreenSock
- animation
- MotionPathPlugin
- motion
- motionPath
- matchMedia
- easing
- ScrollTrigger
- ScrollSmoother
- Observer
- JavaScript
- PixiPlugin
- CustomEase
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A simple set of functions for intercepting and observing JavaScript objects and arrays.
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.
- svelte
- observer
- observing
- intersection
- viewport
- inviewport
- in-view
- in-viewport
- inview
- observe
- waypoint
- intersection-observer
- intersection-observer-api
- performance
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Lightweight module that can be mixed in to any object in order to provide it with custom events. For node.js and the browser. Based on Backbone.Events
A polyfill for the Resize Observer API
This is iframe observer. Be Able to use it when you need get frame states or event listeners.
React lazy loading component using vanilla-lazyload library. Speedy, lightweight and easy to use.
React resize detector
Polyfills the ResizeObserver API and supports box size options from the latest spec
- ResizeObserver
- polyfill
- ponyfill
- event
- resize
- observer
- typescript
- javascript
- element
- component
- container
- queries
- web components
- front-end
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A polyfill for IntersectionObserver
Monster is a simple library for creating fast, robust and lightweight websites.
Autowrap react components in mobx observers
javascript library for listening to data changes of child objects
A simple rule-based approach to tracking element viewability.
Provides simple and modern async event emitter
Supervisor, Coroutine, Channel, select, AtomicPromise, Cancellation, Cache, List, Queue, Stack, and some utils.
- supervisor
- observer
- coroutine
- channel
- select
- cancellation
- sequence
- maybe
- either
- monad
- arrow
- cache
- clock
- list
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