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

SSR-safe Redux middleware for LocalStorage persistence with hydration control

Browser host layers for Reform's AsyncCalc — window focus/online auto-invalidation and localStorage persistence. Keeps reform core DOM-free: implements the optional QueryEvents and QueryStore seams.

Shared React state with a useState-style API, selective subscriptions, actions, localStorage persistence and DevTools.

Transparent `LocalStorage` persistence for observables

This is the `localStorage` persistence adapter for [SignalDB](https://github.com/maxnowack/signaldb). SignalDB is a local-first JavaScript database with real-time sync, enabling optimistic UI with signal-based reactivity across multiple frameworks.

CAMS authentication client library for React applications with Context API and localStorage persistence

Storybook addon panel for editing per-language text overrides with localStorage persistence

React text highlighting & annotation library with localStorage persistence

Resizable split panel web component — draggable dividers, horizontal/vertical splits, nesting, min/max constraints, localStorage persistence, no dependencies

Quick-prompts bar above the DeepSeek Harness composer: configurable prompt chips with per-item color, click-to-send, zh/en bilingual, and localStorage persistence.

Google Identity Services OAuth for browser PWAs — token client, localStorage persistence, authorized fetch.

Guided tours and onboarding system for NextSpark applications. Supports declarative tour definitions, multiple step types (tooltip, modal, spotlight, beacon), cross-page navigation, conditional triggers, localStorage persistence, full keyboard accessibili

Lightweight Proxy-free React state management. Direct mutations, tracked array methods, built-in undo/redo time travel, cross-tab sync, atomic transactions, and localStorage persistence. Zero dependencies, ~2KB, TypeScript-first.

Google Identity Services OAuth for browser PWAs — token client, localStorage persistence, authorized fetch.

A headless, framework-agnostic expense tracker with localStorage persistence, category management, and analytics

Redux Toolkit utilities for creating entity slices with built-in CRUD operations and localStorage persistence.

A typed React settings provider factory with optional localStorage persistence.

Core Augur Analytics SDK - Zero dependencies, batching, retry logic, and localStorage persistence

Framework-agnostic async job tracking with polling and localStorage persistence