JSPM

A lightweight React signal system for sharing reactive state across components — no prop drilling, no context, no global state libraries. Just pure reactivity with persistent storage.

Cross window messaging

Broadcast-js

send message to other tab in the same origin. use BroadcastChannel as default, use storage event as fallback

Advanced cross-tab synchronization plugin for Pinia using BroadcastChannel with fallback and conflict resolution.

send message to other tab in the same origin. use BroadcastChannel as default, use storage event as fallback

Tab 2 tab communication on web applications

Library enabling cross-tab communication in web browsers

A tool to control React apps spanning multiple tabs, windows or devices

Secure, encrypted cross-tab communication in the browser

A React hook that enables simple and efficient cross-tab communication using the [Broadcast Channel API](https://developer.mozilla.org/en-US/docs/Web/API/Broadcast_Channel_API) with TypeScript support.

Real-time cross-tab/device state synchronization library with plugin support.

👉 https://hyper.fun/c/carbon-icon-cross-tab/1.3.0

Call a function with params across multiple browser tabs