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Diagrams MCP

Generate cloud architecture diagrams, flowcharts, and sequence diagrams.

Connector by mskry · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)Remote (HTTP)★ 3
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Install

Works with Claude Code, VS Code, Codex, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/mskry-diagrams-mcp-server

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

Remote endpoint

  • https://diagrams-mcp-production.up.railway.app/mcp Remote (HTTP)

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About

Generate cloud architecture diagrams, flowcharts, and sequence diagrams.

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
9 read · 0 write · 0 deleteRead-only
Secrets
None asked for
Install scripts
Not scanned yet
Runs as
Python package

Tools by what they do 9

Read from the source code; the running server may list different tools.

Read 9 · Look things up without changing anything.

  • find_equivalent
  • list_categories
  • list_nodes
  • list_providers
  • list_services
  • render_diagram
  • render_mermaid
  • render_plantuml
  • search_nodes

Network hosts it talks to 1

  • diagrams-mcp-production.up.railway.app · found in remote endpoint, install command

Files it touches

  • Any path the agent passes to its tools

Tools (9)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • find_equivalentread-only

    Find cross-provider equivalents for a diagram node by infrastructure role. Given a node name (e.g. 'EC2', 'Lambda', 'ComputeEngine'), returns the infrastructure role category it belongs to and the equivalent nodes from other providers. If a node name is ambiguous, use list_categories to see all mapped roles and pick a provider-specific node name. Args: node: Node class name to look up (case-insensitive, e.g. 'EC2', 'lambda'). target_provider: Optional provider to filter equivalents to (e.g. 'gcp', 'azure', 'aws'). If omitted, all equivalents across all other provide…

  • list_categoriesread-only

    List all infrastructure role categories with their mapped nodes. Use this to browse all available equivalence mappings, or to disambiguate node names when find_equivalent reports ambiguity. Returns a list of category dicts, each with: category (str): Category identifier (e.g. 'virtual_machine'). description (str): Human-readable description. providers (list[str]): Providers covered by this category. nodes (dict): Mapping of provider → list of node names in that category.

  • list_nodesread-only

    List available node classes for a provider.service combo. Args: provider: Provider name (e.g. 'aws', 'gcp', 'k8s'). service: Service category (e.g. 'compute', 'database', 'network'). Returns: List of nodes with keys: name, import, alias_of (optional).

  • list_providersread-only

    List all available diagram providers (aws, gcp, azure, k8s, onprem, etc.). Use list_providers -> list_services -> list_nodes to browse available node types for a specific provider.

  • list_servicesread-only

    List service categories for a provider (e.g. 'aws' -> ['compute', 'database', ...]). Args: provider: Provider name from list_providers (e.g. 'aws', 'gcp', 'k8s').

  • render_diagramread-only

    Render a mingrammer/diagrams Python snippet to PNG and return the image. The code must be a complete Python script using `from diagrams import ...` imports and a `with Diagram(...)` context manager block. Use search_nodes to verify node names and get correct import paths before writing code. Read the diagrams://reference/diagram, diagrams://reference/edge, and diagrams://reference/cluster resources for constructor options and usage examples. Args: code: Full Python code using the diagrams library. filename: Output filename without extension. format: Output format — ``"png"`` (de…

  • render_mermaidread-only

    Render a Mermaid diagram definition and return the image with metadata. The definition should be valid Mermaid syntax (e.g. flowchart, sequence, class, ER, state, or Gantt diagram). Returns a list of content blocks: the rendered image plus a JSON text block with metadata including a mermaid.live edit link for opening the diagram in a browser editor. Args: definition: Mermaid diagram definition text. filename: Output filename without extension. format: Output format — ``"png"`` (default), ``"svg"``, or ``"pdf"``. download_link: If True, return a temporary download URL path …

  • render_plantumlread-only

    Render a PlantUML diagram definition and return the image. The definition should be valid PlantUML syntax wrapped in @startuml/@enduml (sequence, class, component, activity, state, deployment, etc.). Args: definition: PlantUML diagram definition text. filename: Output filename without extension. format: Output format — ``"png"`` (default) or ``"svg"``. PDF is not supported (requires Batik/FOP). download_link: If True, return a temporary download URL path (/images/{token}) that expires after 15 minutes; if False, return inline …

  • search_nodesread-only

    Search for diagram nodes by keyword across all providers and services. For targeted browsing when you know the provider, use list_providers -> list_services -> list_nodes instead. Args: query: Search term (case-insensitive substring match). Returns: List of matching nodes with keys: node, provider, service, import, alias_of (optional). Sorted by relevance: exact match first, then prefix, then substring.

Signals

Stars
3
Forks
0
Open issues
2
Weekly downloads
62
Last commit
Sep 27, 2026 (1 month ago)
Last release
Apr 11, 2026 (6 months ago)
Last package publish
Jun 18, 2026 (4 months ago)

From GitHub (fetched Oct 24, 2026) and the package registry.

Details

Registry name
io.github.mskry/diagrams-mcp-server
Version
0.1.2
Auth
Auth not stated
Packages
pypi diagrams-mcp-server
License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Cite this page

Diagrams MCP. Agent Mart. https://agentmart.dev/connectors/mskry-diagrams-mcp-server (last updated 2026-10-24)