Software Architecture
Design and visualize software architecture, system diagrams, and technical documentation. Enables AI models to generate professional diagrams and architectural documentation.
MCP ServersBrowse all →
AlicenseAqualityAmaintenanceMneme exposes a governed Decision Index so MCP clients can propose candidate architectural decisions and query decision state, applicability, and traceability. Proposals remain non-authoritative: accepting or activating protections stays under explicit human control.6793 PyPI29MIT
Precogly MCPofficial
AlicenseAqualityBmaintenanceMCP server for Precogly threat modeling, enabling users to integrate threat modeling capabilities into AI assistants.1Apache 2.0
diagrams-soofficial
AlicenseAqualityCmaintenanceThe Diagrams.so MCP server enables generating, editing, and managing cloud architecture diagrams from any MCP client, wrapping the public Diagrams.so API.23282 npmApache 2.0- AlicenseAqualityAmaintenance۩ Plan your projects with THC! MLLM planning harness for Software Engineering, modifiable for other purposes, released as an MCP server. Bring your own API keys. Open-Source now, my dear! :D2220MIT

@plantuml/mcp-jsofficial
AlicenseAqualityAmaintenanceGenerate and render PlantUML diagrams from natural language. A pure Node.js MCP server that creates, validates and explains UML diagrams (sequence, class, activity, state, component and more) as SVG — with zero Java and zero external server. Tools: render_diagram, check_syntax, explain_diagram. Just run npx @plantuml/mcp-js.413,390LGPL 3.0- AlicenseAqualityAmaintenanceDeterministic "Rack-as-Code" 3D/2D CAD planner, 5-stage physical/PoE/acoustic validator, and parametric OpenSCAD/STL 3D-print generator for 10-inch mini-racks and 19-inch homelabs.6121MIT
- AlicenseBqualityFmaintenanceProvides AI assistants with access to Apple's Human Interface Guidelines and technical API documentation across all Apple platforms (iOS, macOS, watchOS, tvOS, visionOS), enabling unified search of design principles and implementation details.23137 npm21MIT
- AlicenseAqualityAmaintenanceMCP server for rendering 35+ diagram types — sequence, flowchart, ER, C4, gantt, mindmap, infra, and more — to SVG/PNG with browser preview. Local rendering with palette/theme support and shareable diagrammo.app URLs.14903 npm3MIT
- AlicenseAqualityAmaintenanceValidates and renders declarative JSON diagram specs to themeable SVG. The format has no coordinates, so a model writes structure and the renderer does the layout; tools: validate, render, kinds.25193 PyPIMIT

diag2md-mcpofficial
AlicenseAqualityBmaintenanceEnables AI coding agents to discover, convert, and synchronize Draw.io C4 and UML diagrams into Mermaid Markdown, providing architectural context and guardrails during chat sessions.39 npmMIT
canvaskeep-mcpofficial
AlicenseAqualityCmaintenanceLets AI tools create and edit Excalidraw diagrams in a CanvasKeep workspace: generate diagrams from nodes and edges with auto-layout, organize them into workspaces and folders, and read or save full scenes.120MIT
codapult-guardofficial
AlicenseBqualityAmaintenance@codapult/guard is local-first, model-agnostic architecture guardrail software for AI coding agents. Use it to detect architectural drift, enforce approved software architecture rules, and check code changes in JavaScript and TypeScript projects.14382 npm3MIT- AlicenseAqualityFmaintenanceA design orchestrator that brings Superdesign capabilities to Claude Code as native tools, enabling AI-powered UI design, wireframing, component creation, and logo/icon generation without requiring Anthropic API keys.4977MIT

drawio MCP Serverofficial
AlicenseAqualityAmaintenanceOfficial draw.io MCP server: create diagrams from Mermaid, XML or CSV, shown inline in Claude, ChatGPT, VS Code and Cursor or opened in the draw.io editor. Searches 10,000+ shapes.85,741Apache 2.0- AlicenseAqualityAmaintenanceInfers the architecture rules a TypeScript repo already follows from its import graph, with the evidence for each rule. Read-only tools to scan, recommend and explain rules, so an agent can check them before writing code.24193 npm7MIT
- AlicenseBqualityBmaintenanceAn MCP server that generates beautiful Excalidraw architecture diagrams with perfect auto-layout, stateful editing, and architecture-aware component styling.226397 PyPI162MIT

SGraph MCP Serverofficial
AlicenseAqualityDmaintenanceGives AI agents instant access to software architecture, dependencies, and impact analysis through pre-computed sgraph models, replacing dozens of grep/read cycles with a single tool call.114MIT
StarUML MCP Serverofficial
AlicenseAqualityCmaintenanceEnables creating diagrams or generating code from diagrams in StarUML via prompts.483 npm24MIT- AlicenseAqualityCmaintenanceAn MCP server that lets AI agents build, validate, and export ArchiMate models using 45 tools, 9 resources, and 4 guided prompts.453GPL 3.0
- AlicenseBqualityBmaintenanceEnables coding agents to record, search, and supersede ADR-style decisions and machine-checkable constraints stored as git-friendly markdown in a repository, linked to SpecGate requirement ids, tests and commits. It also surfaces the relevant constraints and decisions for a task and checks a proposed change or diff for conflicts before it is committed.70MIT
- AlicenseAqualityDmaintenanceEnables creation, editing, and export of ASCII art diagrams using Monodraw on macOS, with tools for generating boxes, flowcharts, tables, trees, and sequence diagrams.661 npm8MIT
- AlicenseAqualityDmaintenanceEnables AI agents to generate and edit draw.io diagrams with real-time browser preview.516 npmApache 2.0
- AlicenseAqualityCmaintenanceEnables generating, reading, auditing, and previewing BPMN 2.0 diagrams for Bizagi Modeler, with an automatic layout engine that produces files Bizagi can open, plus optional control of the Bizagi Modeler desktop app on Windows.12MIT
- AlicenseAqualityCmaintenanceA comprehensive bridge connecting AI agents to Unreal Engine 5.7 through 39 MCP tools for scene manipulation, asset management, and blueprint control. It enables real-time perception and editor automation using the Remote Control API and file-based protocols.253MIT
- AlicenseAqualityAmaintenanceArchitecture diagram with concurrency capacity and bottleneck estimates from any codebase.2188 PyPIMIT
- AlicenseBqualityBmaintenanceMCP server that bridges AI agents with WSQLite, enabling search, design, and deployment of high-performance SQLite-backed services with industry-standard patterns and architecture enforcement.6MIT
- AlicenseAqualityBmaintenanceEnables auto-configuration and validation of React components against a glassmorphic design token system using an AST correction engine. It supports managing UI presets, enforcing design uniformity in Monaco IDE, and exporting tokens as CSS, Tailwind, or JavaScript variables.14MIT
- AlicenseAqualityDmaintenanceEnables AI agents to design cloud architectures, run cost/performance simulations, and draw them on a Pinpole canvas directly from Claude Code, Cursor, and OpenAI Codex.94 npmMIT
- AlicenseAqualityDmaintenanceGenerates Excalidraw architecture diagrams with support for 60+ components including GCP, Kafka, and AI/Agentic shapes. Provides MCP tools for creating, modifying, and converting diagrams from structured input or Mermaid syntax.41MIT
- AlicenseAqualityAmaintenanceEnables Claude Desktop and other MCP clients to list, read, export, and create Cloudcraft cloud-architecture blueprints, as well as snapshot AWS resources.1348 npm137 PyPIMIT
MCP ConnectorsBrowse all →
Create, read and edit architecture, flow and ER diagrams on a live canvas shared with your team.
An automated first pass over your architecture: structured intake in, verdict report out — every finding cited to its rule, an improvement map, and a plain NOT ASSESSED list of what was not examined. US$99 one-time; human-led tiers above it — Verified at US$749 and a Deep Dive (Principal Review) at US$5,000 cover adjudication and live-evidence work.
Vedic and Western astrology for AI agents: charts, dasha, matchmaking, panchanga, numerology, tarot.
Turn calls and notes into process flow diagrams in Claude, ChatGPT, VS Code, Cursor, and Teams.
Write, check, render and save sequence diagrams with the request and response on every arrow.
Human-agent interface for projects: you prioritize and decide, your AI agents execute. Over MCP.
Ask your AI assistant to sketch or change a Neo4j graph data model, then open it in toro4n.
Lint and diff DESIGN.md files with the official Google linter, or write one from a web page.
Simulate cloud infrastructure and estimate cost before deploying or changing infrastructure.
Create and edit flowcharts, mind maps, wireframes, and docs in Whimsical, or search your workspace.
Render Mermaid with Line9 layout in your assistant.
Patterns for designing and reviewing AI skills, agents, and multi-agent workflows. Find guidance on context economy, delegation, verification, and tool design; inspect claims, worked examples, maturity labels, and source references. Five read-only tools let agents discover relevant patterns, compare concise cards, read specific sections, and explore relationships. Hosted Streamable HTTP at https://agentic-atlas.dev/mcp/ — no installation, account, or API key required. Browse the atlas at https://agentic-atlas.dev/.
Search thousands of B2B conferences, see every speaker and sponsor, look up where a company speaks or sponsors, and rank events by fit with the people you sell to.
Write product documentation to share with your whole team, including testable specifications.
Create draw.io diagrams in chat from Mermaid or XML, shown live and interactive. 10,000+ shapes.
Turn Mermaid or an indented outline into an editable flowchart link. Completely free, no API key.
Spec-driven development MCP server: 8 phases, bi-directional traceability, 7 quality gates.
Generate 12V/24V/48V wiring diagrams and size wires, fuses, batteries, solar, and inverters.
Render, verify, describe, and safely edit Mermaid diagrams through MCP.
Architecture docs and patterns for NestJS + Nuxt full-stack apps