Observer Packages

A small, strongly-typed, powerful observer utility for the DOM or NodeJS

A feature-rich utility kit for building RiotJS apps

An event emitter

A JavaScript library to observe your objects

Simple and modern async event emitter

Element resize event for Preact X

Library of redux middlewares

observer

A library for watching the changes of objects, and the changes of return values of expressions or functions

Emit and subscribe to events.

A light weight node module that tracks a collection of async calls, and notify the main caller when all of them are done through the provided 'then' handler passed to the promise returned from the join method, and forward the arguments passed to the callb

A function for creating an observable object, array, boolean, string, or number.

A super simple and performant way to observer specific selectors in the DOM.

Eliminates multiple instances of IntersectionObservers by providing a single instance and methods to manage it

Styled components syntax for creating raw html in javascript.

A visibility based trigger for loading more data.

A simple and effective React Hook to manage the localStorage

Angular wrapper for the Intersection Observer API

A simple observer pattern implementation for React