Mermaid MCP Server MCP Server

This powerful design tool transforms project data and documentation into visually compelling Mermaid diagrams through seamless Kroki integration. The server automates diagram generation from various project formats, enabling developers and teams to quickly visualize workflows, architectures, and relationships without manual drawing. By leveraging the Model Context Protocol, it bridges the gap between raw project data and professional diagram creation, significantly reducing the time required to produce technical visualizations and improving team communication across complex projects.

The server supports conversion of multiple project structures into comprehensive Mermaid diagram formats, including flowcharts, sequence diagrams, entity relationship diagrams, and architectural visualizations. Built with TypeScript for robust performance and maintainability, it integrates directly with Kroki's rendering capabilities to ensure consistent, high-quality output across different diagram types. The conversion process intelligently maps project hierarchies, dependencies, and relationships into appropriate diagram syntax, handling complex data structures while maintaining clarity and readability in the resulting visualizations.

Compatible with all major Claude clients and MCP-supporting applications, the server serves development teams, technical documentation specialists, and project managers who need rapid diagram generation. Typical use cases include architecture documentation, workflow visualization, system design documentation, project dependency mapping, and technical specification illustration. Teams leveraging this server experience faster documentation cycles, improved stakeholder understanding, and more maintainable technical references through automated, standardized diagram creation.