# Architecture diagrams (/docs--diagram)

/docs--diagram is a Claude Code skill in the Code section. Reads your code and draws Mermaid diagrams (flowchart, sequence, class, ER, state or C4) with a plain-text explanation.

- Web version: https://skills.sgomez.dev/en/s/docs--diagram
- Section: [Code](https://skills.sgomez.dev/en/code.md)
- Author: Santiago Gómez de la Torre
- License: MIT
- Source: https://github.com/sgomez-dev/claude-skills/blob/main/skills/docs/diagram.md
- Updated 26 Mar 2026

## How to ask for it

- `/docs--diagram draw the architecture diagram for this backend`
- `/docs--diagram generate a Mermaid diagram of the authentication flow`
- `/docs--diagram I need a diagram of how my microservices connect`

## Install

macOS · Linux:

```
curl -fsSL https://raw.githubusercontent.com/sgomez-dev/claude-skills/main/install.sh | bash
```

Windows:

```
irm https://raw.githubusercontent.com/sgomez-dev/claude-skills/main/install.ps1 | iex
```

Claude Code plugin:

```
/plugin marketplace add sgomez-dev/claude-skills
/plugin install docs-skills@claude-skills-collection
```

## Permissions

- Reads: `**/*`
- Writes: —
- Runs: —
- Network: No
- Destructive: No

## Author's description

Generate architecture diagrams using Mermaid from code analysis

- [How we review this](https://skills.sgomez.dev/en/methodology.md)