THE SYNC STORE DEVELOPER GUIDE

A little code.
Everything in sync.

Shared state, thoughtfully simple.
Build connected experiences with synchronized JSON,
local writes, and a clear path back online.

Start building Explore the playground
One write. A shared experience.CONCEPT
A YOUR APPLICATIONawait store.setItem(
  'theme', 'light'
);A small change.
B ANOTHER INSTANCE
themelight
The same state.
TypeScript-firstWebSocket + HTTPOffline outbox

FROM IDEA TO IMPLEMENTATION

Find your starting point.

All documentation ↗
01

Your first sync.

From an empty database to a connected application. Start with a local setup.

Get started
02

See both sides.

Two independent clients. One shared state. Explore delivery and reconnects.

Explore the playground
03

Make it yours.

Bring synchronized JSON into your application with TypeScript and React.

Meet the SDK

DESIGNED TO BE UNDERSTOOD

The details.
Without the guesswork.

Understand what happens between a local write and a remote update. Know the boundaries before you ship.

How synchronization works →

React integration

Hooks, state and component lifecycles

API reference

HTTP endpoints and Socket.IO events

Configuration

Server, client and environment settings

Security & deployment

API keys, access boundaries and operations

Troubleshooting

Find the cause. Get back to building.