Narasimhaponnada/mermaid-mcp
AI-powered Mermaid diagram generation with 22+ diagram types including flowcharts, sequence diagrams, class diagrams, ER diagrams, architecture diagrams, state machines, and more. Features 50+ pre-built templates, advanced layout engines, SVG/PNG/PDF exports, and seamless integration with GitHub Copilot, Claude, and any MCP-compatible client. Install via NPM: `npm install -g @narasimhaponnada/merm
Installation
Example client config (verify package name in the repo README)
{
"mcpServers": {
"mermaid-mcp": {
"command": "npx",
"args": ["-y", "mermaid-mcp"]
}
}
}Related in Architecture & Design
cisco-open/network-sketcher
Local-first MCP server for AI-driven network design. Creates Cisco-style network master files, L1/L2/L3 topology diagrams, combined HTML viewers, device tables, and AI Context files.
awdr74100/figwright
Bidirectional Figma server over a local WebSocket relay: turn a selection into framework-aware code (reusing your components and tokens), or author frames, text, styles, variables, and whole screens back onto the canvas. 92 tools, any MCP client, no Dev Mode seat or paid tier.
posecode-dev/posecode
"Mermaid for human movement" — a text language any LLM can write, rendered as a safe, anatomically-clamped 3D human figure in the browser.
Kentucky-ai/opentakeoff
Construction plan takeoff on stdio — load a plan PDF, read the title block, adopt the drawing scale (never applied silently), one-click trace rooms, and export real-world quantities (square footage, linear feet, counts) with provenance receipts. Install via NPM: `npx -y opentakeoff-mcp`
aidc2026ai-melon/aidc-ai-mcp
Deterministic AI data-center design engine exposed as MCP tools (design, validate, layout): rack count, design PUE, total MVA, liquid/air cooling split, CDU planning, cost & timeline. NVIDIA Rubin-era, 22.9 kV intake, Korea. Remote Streamable HTTP at https://aidc-ai.io/api/mcp; no key for the anonymous tier.
BV-Venky/excalidraw-architect-mcp
Generate beautiful Excalidraw architecture diagrams with auto-layout, architecture-aware component styling, and stateful editing. 50+ technology mappings including databases, message queues, caches, and more. No API keys required.