Best Mermaid AI Skills & MCP Servers
11 curated Mermaid skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Claude Mermaid
MCP server for previewing Mermaid diagrams in Claude Code
Vaults Diagram Tools
Mermaid to assets. Source code to maps. MCP for agents.
Excalimaid
Convert Mermaid diagrams to Excalidraw and open in browser. Includes MCP server for AI assistants.
Brick Diagram
Diagram generation — produce Mermaid, DOT/Graphviz, and ASCII diagrams from data.
Brick Graphexport
Knowledge graph export — generate HTML, Mermaid, GraphML, Cypher, Obsidian, and wiki formats.
Mermaid
A Model Context Protocol (MCP) server that converts Mermaid diagrams to PNG images
Kobsidian
TypeScript MCP server for Obsidian with a filesystem-first LLM Wiki layer, Dataview / Canvas / Kanban / Mermaid / Marp / Templates tools, and both stdio and Streamable HTTP transports.
Fast Mermaid Validator
High-performance API and Model Context Protocol (MCP) server for validating Mermaid diagrams with comprehensive security features, multiple transport options, and enterprise-grade capabilities
Kroki
A Model Context Protocol server for converting Mermaid diagrams to SVG using Kroki.io
Quikdown
quikdown is a simple markdown to HTML parser that supports fences
Mcp
Official draw.io MCP server for LLMs - Open diagrams in draw.io editor
About Mermaid skills on iClaude
iClaude is the universal install layer for AI skills. Every Mermaid skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.