# Mermaid Diagrams

> Use this tool when you need to visualize complex systems or processes, and convert natural language descriptions into diagrams such as flowcharts, sequence diagrams, or class diagrams. It solves problems of manual diagram creation and supports 11+ diagram types, making it ideal for technical documentation, software design, and system modeling. It takes natural language input and outputs Mermaid diagram code and rendered images, running locally with configurable host and port settings.

Canonical page: https://skillsregistry.net/skills/hardikrathod777-mermaid-diagrams  
JSON: https://api.skillsregistry.net/v1/skills/hardikrathod777-mermaid-diagrams

## Description

This server converts natural language descriptions into Mermaid diagram code and renders them locally. It supports 11+ diagram types including flowcharts, sequence diagrams, and class diagrams, and uses Playwright for rendering and FastAPI as the web framework. The server runs locally and is configurable for host and port.

## Trust

- **Trust score (0–1):** 0.62
- **Verification tier:** scanned
- **Last scanned:** 2026-09-03

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** browser-automation
- **Updated:** 2026-09-03

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/hardikrathod777-mermaid-diagrams)
- **Repository:** <https://github.com/hardikrathod777/mermaid-flowchart-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "hardikrathod777-mermaid-diagrams"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/hardikrathod777-mermaid-diagrams` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/hardikrathod777-mermaid-diagrams/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt