mcp · Global

cadaddy

Free AutoCAD-style CAD for Windows, Mac and Linux that opens and saves DWG and DXF. Source-available (FSL-1.1). Written in Rust; MCP for AI agents.

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Data offered docs-verified: DWG open and save · DXF open and save · plot to PDF · PDF to DWG conversion
Coverage llm-inferred: Global
Formats docs-verified: DWG · DXF · PDF · MCP stdio
Access docs-verified: Free to use, including commercial work, with no trial, subscription, account or ads. Source-available under FSL-1.1, becoming Apache-2.0 after two years. Local install.

Use cases llm-inferred: Viewing and marking up client-supplied DWG/DXF site plans without an AutoCAD licence · Converting PDF survey or drainage drawings to editable DWG · Batch or headless conversion of DWG drawings to PDF for issue · Agent-driven creation of simple 2D layouts and dimensions via the MCP server
Audience llm-inferred: civils engineers · drainage engineers · BIM/CAD technicians · planners · AI agent developers

Constraints llm-inferred: Windows installer and macOS app are not code-signed or notarised yet, so OS security warnings appear · Source-available FSL-1.1 licence, not OSI open source; competing products or services are restricted · Described as 2D CAD and drafting; no 3D modelling features are documented beyond Walk mode · Winget listing is under review by Microsoft · No UK-specific content, standards or symbol libraries are stated in the docs

Open a DWG drawing in CADaddy

{
  "tool": "open",
  "arguments": {
    "path": "plan.dwg"
  }
}

Auto-extracted, unverified fields: tools, auth. Check upstream documentation.

Daily discovery 2026-10-18: GitHub search; verified via GitHub API. Tools/install/auth auto-extracted from README.

Metadata observed 14/10/2026 · daily-2026-10-18 (github-search)