npm
thebuilder/react-intersection-observer
React implementation of the Intersection Observer API to tell you when an element enters or leaves the viewport.
MITSep 17, 2026 · metrics 2.10.0
All tags
Catalogue tag
#observer
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
20 records
npm
a5c-ai/babysitter
Babysitter enforces obedience on agentic workforces and enables them to manage extremely complex tasks and workflows through deterministic, hallucination-free self-orchestration
MITSep 15, 2026 · metrics 2.10.0
npm
roderickhsiao/react-in-viewport
Detect if React component is in viewport
MITOct 12, 2026 · metrics 2.10.0
Hex
zhongwencool/observer_cli
Visualize Erlang/Elixir Nodes On The Command Line
MITSep 9, 2026 · metrics 2.10.0
Packagist
owen-it/laravel-auditing
Record the change log from models in Laravel
MITSep 10, 2026 · metrics 2.10.0
npm
observerly/astrometry
observerly’s lightweight, zero-dependency, fully-tree shakeable type-safe astrometry library for TypeScript. Accurately determine the positions of the Sun, Moon, and planets, handle coordinate transformations with ease, calculate transit times for any celestial object and integrate precision astronomy into your projects.
MITSep 16, 2026 · metrics 2.10.0
crates.io
water-rs/nami
A powerful, lightweight reactive framework.
MITOct 6, 2026 · metrics 2.10.0
PyPI
browser-use/bubus
📢 Production-ready python event bus library with support for async and sync handlers, forwarding betwen busses w/ parent event tracking + loop prevention, FIFO and concurrency options, and WAL persistence. Powers the browser-use library.
MITSep 17, 2026 · metrics 2.10.0
npm
thednp/position-observer
🏯 The PositionObserver provides a way to asynchronously observe changes in the position of a target element with an ancestor element or with a top-level document's viewport.
MITOct 9, 2026 · metrics 2.10.0
npm
sindresorhus/emittery
Simple and modern async event emitter
MITSep 16, 2026 · metrics 2.10.0
npm
heidkaemper/tailwindcss-intersect
Tailwind CSS with Intersection Observer variants
MITOct 14, 2026 · metrics 2.10.0
NuGet
AiursoftWeb/AiurObserver
AiurObserver is a powerful C# development tool that allows you to construct an object that can be observed asynchronously. It comes with a set of operators that make it easy for you to manipulate and process data streams. Mirror of https://gitlab.aiursoft.com/aiursoft/aiurobserver
Custom licenseOct 19, 2026 · metrics 2.10.0
Packagist
akaunting/laravel-mutable-observer
Mutable observer package for Laravel
MITSep 13, 2026 · metrics 2.10.0
npm
greensock/GSAP
GSAP (GreenSock Animation Platform), a JavaScript animation library for the modern web
No licenseSep 17, 2026 · metrics 2.10.0
npm
medikoo/event-emitter
Environment agnostic event emitter solution for JavaScript
MITSep 23, 2026 · metrics 2.10.0
Packagist
JBZoo/Event
The EventEmitter is a simple pattern that allows you to create an object that emits events, and allow you to listen to those events.
MITSep 12, 2026 · metrics 2.10.0
Go
vertexbz/goflush
A lightweight, type-safe reactive stream library for Go 1.27+. Built on generics — no reflection, no external dependencies.
MITSep 19, 2026 · metrics 2.10.0
npm
millermedeiros/js-signals
Custom Event/Messaging system for JavaScript inspired by AS3-Signals
No licenseOct 18, 2026 · metrics 2.10.0
npm
mobxjs/mobx
Simple, scalable state management.
MITSep 16, 2026 · metrics 2.10.0
npm
que-etc/resize-observer-polyfill
A polyfill for the Resize Observer API
MITSep 17, 2026 · metrics 2.10.0