Framework-agnostic cross-tab data bus with Dedicated/Shared Worker clustering and Centrifuge support.

cross-tab state sharing for zustand

Cross-tab message bus for browsers.

A lightweight, type-safe event emitter for frontend web applications with built-in cross-tab communication support.

Mutex for cross-tab coordination. Implemented using IndexedDB.

Javascript Pivot Table (aka Pivot Grid, Pivot Chart, Cross-Tab) implementation with drag'n'drop

A zero-dependency React hook for sharing state across components with optional localStorage persistence and cross-tab sync

A utility library for cross-tab communication using localStorage.

Framework-agnostic cross-tab coordination for the browser: a Web Locks mutex (waiting and skip-if-busy), timer-driven or caller-driven leader election, and a TTL dedupe cache.

Declarative cross-tab messaging component for Web Components. Framework-agnostic BroadcastChannel primitive via wc-bindable-protocol.

Cross-tab shared state, events, presence, and cross-origin window channels

Versioned key-value storage for vobs with a JSON envelope, cross-tab change events, migration, and automatic memory fallback.

Olas cross-tab cache sync — a BroadcastChannel-backed plugin that keeps every browser tab's query cache in step.

Zero deps. Minimal. Cross-tab state sync for React.

Hydration-aware persistence for any reactive store — zero-dep persistSource core; codecs, backends, cross-tab transport, source + framework hydration adapters ship as opt-in recipes

Reactive async cache with cross-tab coherence, streaming queries, and async coordination. Built on lite-signal.

React Activity Detector. Detects if the user is active or idle, also includes Cross-Tab functionality

Passkey-native identity for SCP Wallet — soft authenticator, key derivation, cross-tab session sync.

BroadcastChannel adapter for @bimetal/broker — cross-tab, same-origin pub/sub. Zero external dependencies.

Theme management for TanStack Start apps. System preference, no flash, cross-tab sync.