{
  "schema_version": "1.0",
  "backends": {
    "build123d": {
      "project": "text-to-cad",
      "runner_skill": "cad",
      "source_formats": ["py"],
      "primary_formats": ["step", "stp"],
      "secondary_formats": ["stl", "3mf", "glb"],
      "strengths": [
        "general mechanical parts",
        "machined features",
        "source-level assemblies",
        "existing STEP inspection and modification",
        "geometry measurement and validation"
      ],
      "source_of_truth": "build123d Python generator"
    },
    "simplecadapi": {
      "project": "SimpleCADAPI",
      "runner_skill": "simplecadapi",
      "source_formats": ["py", "json"],
      "primary_formats": ["step", "stp", "fcstd"],
      "secondary_formats": ["stl", "json"],
      "strengths": [
        "gears, ring gears, racks, and cycloidal discs",
        "bearings, reducers, and joint actuators",
        "replayable operation graphs",
        "semantic tags and topology queries",
        "FreeCAD interchange"
      ],
      "source_of_truth": "SimpleCADAPI Python generator and model JSON"
    },
    "cadam": {
      "project": "CADAM",
      "runner_skill": "cad-router",
      "adapter": "scripts/cadam_compile.mjs",
      "source_formats": ["scad"],
      "primary_formats": ["scad", "stl"],
      "secondary_formats": ["dxf"],
      "strengths": [
        "fast printable CSG models",
        "patterns, lattices, and decorative geometry",
        "printable threads and BOSL/BOSL2 libraries",
        "browser-friendly parameter controls"
      ],
      "source_of_truth": "CADAM-compatible OpenSCAD source"
    }
  },
  "workflow_projects": {
    "CADDesigner-Code": {
      "profiles": ["caddesigner_ecip", "requirement_refinement", "visual_repair"],
      "role": "Explicit context, requirement expansion, execution feedback, and bounded visual repair without launching a second LLM agent"
    }
  }
}