instantdb

Initialize InstantDB apps with schema, permissions, and the Instant CLI.

63|2|Updated Mar 23, 2026
One-click install
npx skills add https://github.com/stolinski/s-stack --skill instantdb-stolinski
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: instantdb
Source: https://github.com/stolinski/s-stack/tree/main/skills/instantdb
Command: npx skills add https://github.com/stolinski/s-stack --skill instantdb-stolinski

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

InstantDB provides a production-grade client-side backend for frontend apps, delivering built-in queries, transactions, auth, storage, real-time, and offline support to accelerate development.

Core Features & Use Cases

  • Client-side database with queries, realtime updates, offline support, and permissions
  • SDKs for vanilla JS, React, React Native, and Admin backend
  • Guided workflows for managing app schema, permissions, and data with the Instant CLI

Quick Start

Install the InstantDB SDKs, initialize with your appId and schema, and start building your app.

Frequently Asked Questions about instantdb

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I add a real-time client-side database to my React app?

You can add a real-time client-side database to React by initializing the InstantDB SDK with your appId and schema. It provides built-in queries, offline support, and live updates without requiring a custom backend.

What is the best way to manage frontend auth and storage without a backend server?

Managing frontend auth and storage without a backend server is possible using a client-side backend like InstantDB. It handles authentication, file storage, and permissions directly from the SDK.

Does this client-side database SDK work with React Native and Expo?

Yes, the client-side database SDK works with React Native and Expo. It provides dedicated SDKs for vanilla JS, React, and React Native, ensuring real-time data and offline support across these platforms.

How do I define permissions and schema for a local frontend database?

You define permissions and schema for a local frontend database by creating instant.schema.ts and instant.perms.ts files. You then use the Instant CLI to push the schema and manage data permissions.

Can I run ad-hoc admin scripts against a real-time frontend database?

Yes, you can run ad-hoc admin scripts against a real-time frontend database. The SDK includes an Admin backend context that allows you to script data management tasks directly.

What are the limitations of using a client-side backend for offline data?

A client-side backend for offline data requires a defined schema and permissions configuration before use. It is tightly coupled to its specific SDK, meaning you must use the Instant CLI for all schema migrations and data management.