# Firefox DevTools MCP

Control and debug Firefox: navigate, fill forms, inspect network and console, profile.

- Weekly downloads: n/a
- GitHub stars: 494
- Health: active
- Repository: https://github.com/mozilla/firefox-devtools-mcp
- Registry names: io.github.mozilla/firefox-devtools-mcp
- Categories: Dev tools & GitHub
- Snapshot: 2026-10-17

## Install

```sh
npx -y @mozilla/firefox-devtools-mcp
```

```json
{
  "mcpServers": {
    "firefox-devtools-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mozilla/firefox-devtools-mcp"
      ]
    }
  }
}
```

Source: https://mcpmorning.com/mcp/mozilla-firefox-devtools-mcp/