# Gadget developer documentation

Gadget is an infraless development and hosting platform for building full-stack apps. We provide a pre-stitched stack for data, backend logic, APIs, frontend development, and hosting so you can focus on the code that is unique to your app.

**Guides:** Concepts and tutorials that show you how to build an app in Gadget.

**Browse guides →**

[Browse guides →](https://docs.gadget.dev/guides)

**Generated API:** Detailed documentation on how to use your Gadget generated API.

**Open your API docs →**

[Open your API docs →](https://docs.gadget.dev/api/example-app/development)

**Reference:** An overview of the variety of packages and tools for your Gadget application.

**View the reference →**

[View the reference →](https://docs.gadget.dev/reference)

### Quickstarts

Pick the fastest path to a working app based on what you are building.

![](/.vite/assets/logomark.0a3c7b16.svg)

#### Web or internal

Create your first Gadget web app with built-in authentication and preview it in the editor.

##### Start building →

[Start building →](https://docs.gadget.dev/guides/getting-started/quickstarts/web-quickstart)

#### Shopify

Set up a Shopify connection and start building with Shopify data and webhooks.

##### Start with Shopify →

[Start with Shopify →](https://docs.gadget.dev/guides/plugins/shopify/quickstart)

![](/.vite/assets/bigcommerce.2220d313.svg)

#### BigCommerce

Set up a BigCommerce connection and start building with BigCommerce data and webhooks.

##### Start with BigCommerce →

[Start with BigCommerce →](https://docs.gadget.dev/guides/getting-started/quickstarts/bigcommerce-quickstart)

#### ChatGPT

Build a ChatGPT app, including an MCP server and frontend, using built-in auth.

##### Start with ChatGPT →

[Start with ChatGPT →](https://docs.gadget.dev/guides/tutorials/chatgpt/todo-list)

See more tutorials →

[See more tutorials →](https://docs.gadget.dev/guides/tutorials)

### Learn the basics

Once you have a quickstart running, use these guides to understand how Gadget fits together.

##### Get started

What is Gadget?

[What is Gadget?](https://docs.gadget.dev/guides/getting-started/what-is-gadget)

How to build a Gadget app

[How to build a Gadget app](https://docs.gadget.dev/guides/getting-started/how-to-build-a-gadget-app)

##### Framework concepts

Models

[Models](https://docs.gadget.dev/guides/models/overview)

Actions

[Actions](https://docs.gadget.dev/guides/actions/overview)

Data access

[Data access](https://docs.gadget.dev/guides/data-access)

Frontend

[Frontend](https://docs.gadget.dev/guides/frontend)

##### Platform and tooling

Source control

[Source control](https://docs.gadget.dev/guides/source-control)

ggt, the Gadget CLI

[ggt, the Gadget CLI](https://docs.gadget.dev/guides/development-tools/cli)

Environments

[Environments](https://docs.gadget.dev/guides/environments)

Sentry

[Sentry](https://docs.gadget.dev/guides/plugins/sentry)