Official description10 sourcesMCP servers8d ago
Narasimhaponnada/mermaid-mcp
๐ โ๏ธ ๐ ๐ช ๐ง - Mermaid diagram generation (flowcharts, sequence, class, ER, architecture and state diagrams)โฆ
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Official descriptionpowered Mermaid diagram generation using Model Context Protocol (MCP)** Overview The **Mermaid MCP Server** enables AI assistants like GitHub Copilot, Claude, and custom LLM applications to generate professional architecture diagrams, flowcharts, sequence diagrams, and more using natural language.
Config template (adjust for your client)
claude mcp add mermaid-mcp -- npx -y mermaid-mcp
A pasteable skeleton generated from the repository name. Check the project README for the exact package and arguments.
- Star count
- 53 โ ยท Narasimhaponnada/mermaid-mcp ยท read from the repository page ยท (checked 2026-10-16 20:00:20)
- Source
- collected from the punkpeye/awesome-mcp-servers list ยท type: MCP server
- Harvest history
- first seen 2026-10-09 ยท last seen 2026-10-16 ยท seen 32ร ยท listed by 10 sources
- Score
- score 1,003 ยท 53 โ ยท 10 sources ยท mcp
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How do I install it?
We did not find an install command for this repository (our install coverage is only about 4%). Check its README or releases page.
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We filed it under these tags: MCP ๆๅก. The tags come from the entry itself, not a taxonomy we imposed.
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repository
Narasimhaponnada/mermaid-mcp๏ผfirst catalogued 2026-10-09๏ผlast seen 2026-10-16ใThere is no official certification or quality rating here โ we record sources and dates only.Third-party quality signals
Mermaid MCP Server
ไปฅไธๆๅฝ่ช่ฏฅไปๅบ็ README๏ผ็ๆฎต๏ผ ยท ๅจ GitHub ่ฏปๅฎๆด README โ
> **AI-powered Mermaid diagram generation using Model Context Protocol (MCP)**
๐ฏ Overview
The **Mermaid MCP Server** enables AI assistants like GitHub Copilot, Claude, and custom LLM applications to generate professional architecture diagrams, flowcharts, sequence diagrams, and more using natural language. It provides a Model Context Protocol interface for seamless integration with AI coding assistants.
โจ Key Features
- ๐ค **AI-Powered Generation**: Create diagrams using natural language with GitHub Copilot or Claude
- ๐จ **Production-Ready SVGs**: XML-compliant, validated SVG files ready for any use
- ๐ฆ **50+ Pre-built Templates**: Architecture patterns, workflows, and data models
- ๐ง **Multiple Integrations**: VS Code, Claude Desktop, Cursor IDE, CLI, and custom apps
- ๐ **22+ Diagram Types**: Flowcharts, sequences, ERDs, state machines, Gantt charts, and more
- โก **Fast & Reliable**: Browser-based rendering with Puppeteer for consistent output
๐ What's Included
๐ Quick Start
Prerequisites
- Node.js 18 or higher
- npm or yarn
- GitHub Copilot (recommended) or Claude Desktop
Installation
Option 1: Install from NPM (Recommended)
Option 2: Install from Source
Configure with GitHub Copilot
Add to your VS Code settings (Cmd+Shift+P โ "Preferences: Open User Settings (JSON)"):
**If installed via NPM globally:**
**If installed from source:**
Use with Copilot
Open GitHub Copilot Chat and try:
๐ Documentation
- **Setup.md** - Complete installation and configuration guide (807 lines)
- **UserGuide.md** - Comprehensive usage guide with examples (2,349 lines)
- **mermaid-mcp-server/README.md** - Server-specific documentation
- **mermaid-mcp-server/PROJECT-SUMMARY.md** - Technical deep-dive
๐จ Diagram Types Supported
- **Process Diagrams**: Flowcharts, Block Diagrams
- **Interactions**: Sequence Diagrams, User Journeys, Timelines
- **Structure**: Class Diagrams, ER Diagrams, C4 Diagrams, Architecture
- **Data Visualization**: Pie Charts, XY Charts, Sankey, Radar, Quadrant, Treemap
- **Project Management**: Gantt Charts, Requirement Diagrams, Kanban Boards
- **Specialized**: State Diagrams, Git Flow, Mindmaps, Packet Diagrams
๐ Integration Methods
1. **GitHub Copilot in VS Code** - Daily development workflow
2. **Claude Desktop** - Standalone diagram generation
3. **Cursor IDE** - AI-first development
4. **Direct CLI** - Automation and scripting
5. **MCP Inspector** - Testing and debugging
6. **Custom Applications** - Build your own integrations
๐ก Use Cases
- ๐ **Documentation**: Auto-generate architecture diagrams for docs
- ๐ **Code Reviews**: Include diagrams in pull requests
- ๐ฅ **Onboarding**: Visual guides for new developers
- ๐ **Technical Proposals**: Explain changes with visuals
- ๐จ **Incident Response**: Document incidents with timelines
- ๐ผ **Client Presentations**: Explain technical concepts visually
- ๐ **Training Materials**: Create consistent learning resources
๐ Example Output
The server generates production-ready SVG files like these (included in examples/architectures/):
- microservices-architecture.svg (27KB) - Microservices with API Gateway
๐ฏ Overview
The **Mermaid MCP Server** enables AI assistants like GitHub Copilot, Claude, and custom LLM applications to generate professional architecture diagrams, flowcharts, sequence diagrams, and more using natural language. It provides a Model Context Protocol interface for seamless integration with AI coding assistants.
โจ Key Features
- ๐ค **AI-Powered Generation**: Create diagrams using natural language with GitHub Copilot or Claude
- ๐จ **Production-Ready SVGs**: XML-compliant, validated SVG files ready for any use
- ๐ฆ **50+ Pre-built Templates**: Architecture patterns, workflows, and data models
- ๐ง **Multiple Integrations**: VS Code, Claude Desktop, Cursor IDE, CLI, and custom apps
- ๐ **22+ Diagram Types**: Flowcharts, sequences, ERDs, state machines, Gantt charts, and more
- โก **Fast & Reliable**: Browser-based rendering with Puppeteer for consistent output
๐ What's Included
๐ Quick Start
Prerequisites
- Node.js 18 or higher
- npm or yarn
- GitHub Copilot (recommended) or Claude Desktop
Installation
Option 1: Install from NPM (Recommended)
Option 2: Install from Source
Configure with GitHub Copilot
Add to your VS Code settings (Cmd+Shift+P โ "Preferences: Open User Settings (JSON)"):
**If installed via NPM globally:**
**If installed from source:**
Use with Copilot
Open GitHub Copilot Chat and try:
๐ Documentation
- **Setup.md** - Complete installation and configuration guide (807 lines)
- **UserGuide.md** - Comprehensive usage guide with examples (2,349 lines)
- **mermaid-mcp-server/README.md** - Server-specific documentation
- **mermaid-mcp-server/PROJECT-SUMMARY.md** - Technical deep-dive
๐จ Diagram Types Supported
- **Process Diagrams**: Flowcharts, Block Diagrams
- **Interactions**: Sequence Diagrams, User Journeys, Timelines
- **Structure**: Class Diagrams, ER Diagrams, C4 Diagrams, Architecture
- **Data Visualization**: Pie Charts, XY Charts, Sankey, Radar, Quadrant, Treemap
- **Project Management**: Gantt Charts, Requirement Diagrams, Kanban Boards
- **Specialized**: State Diagrams, Git Flow, Mindmaps, Packet Diagrams
๐ Integration Methods
1. **GitHub Copilot in VS Code** - Daily development workflow
2. **Claude Desktop** - Standalone diagram generation
3. **Cursor IDE** - AI-first development
4. **Direct CLI** - Automation and scripting
5. **MCP Inspector** - Testing and debugging
6. **Custom Applications** - Build your own integrations
๐ก Use Cases
- ๐ **Documentation**: Auto-generate architecture diagrams for docs
- ๐ **Code Reviews**: Include diagrams in pull requests
- ๐ฅ **Onboarding**: Visual guides for new developers
- ๐ **Technical Proposals**: Explain changes with visuals
- ๐จ **Incident Response**: Document incidents with timelines
- ๐ผ **Client Presentations**: Explain technical concepts visually
- ๐ **Training Materials**: Create consistent learning resources
๐ Example Output
The server generates production-ready SVG files like these (included in examples/architectures/):
- microservices-architecture.svg (27KB) - Microservices with API Gateway
- Source
- awesome ยท https://github.com/Narasimhaponnada/mermaid-mcp
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