---
title: devtools
description: API reference for the `turbo devtools` command
product: turborepo
type: reference
summary: Reference for the `turbo devtools` command that visualizes your monorepo's package graph in the browser.
---

Visualize your monorepo's package graph in the browser.

```bash title="Terminal"
turbo devtools [options]
```

This command starts a local server and opens your browser to a visualization of your monorepo's package graph.

## Options

### `--port`

The port to run the devtools server on. Defaults to `9876`.

```bash title="Terminal"
turbo devtools --port 3000
```

### `--no-open`

Do not automatically open the browser when the server starts.

```bash title="Terminal"
turbo devtools --no-open
```