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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
A polyfill for IntersectionObserver
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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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
Provides simple and modern async event emitter
A simple rule-based approach to tracking element viewability.
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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