# Cad Engineering Open Source Cad Expertise

> Sub-skill of cad-engineering: Open-Source CAD Expertise (+3).

- Skill: `vamseeachanta/cad-engineering-open-source-cad-expertise` (Agent Skill)
- Install (CLI): `npx skillmds@latest add vamseeachanta/cad-engineering-open-source-cad-expertise`
- Raw SKILL.md: https://api.skillmd.com/api/skills/vamseeachanta/cad-engineering-open-source-cad-expertise/raw
- Safety review: PASS (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: vamseeachanta (https://skillmd.com/u/vamseeachanta)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/vamseeachanta/cad-engineering-open-source-cad-expertise

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# Open-Source CAD Expertise (+3)

## Open-Source CAD Expertise


| Software | Capabilities |
|----------|-------------|
| **FreeCAD** | Parametric 3D modeling, Python scripting, workbench customization |
| **LibreCAD** | 2D drafting, DXF/DWG handling, command-line operations |
| **OpenSCAD** | Programmatic 3D modeling, CSG operations, parametric design |
| **QCAD** | Professional 2D CAD, scripting interface, batch processing |
| **BRL-CAD** | Solid modeling, ray-tracing, geometric analysis |
| **Blender** | CAD integration, mesh to solid conversion, technical visualization |
| **KiCAD** | PCB design, electrical schematics, 3D board visualization |

## Proprietary CAD Knowledge


| Software | Capabilities |
|----------|-------------|
| **AutoCAD** | Full command set, AutoLISP/VBA automation, custom tools |
| **SolidWorks** | Feature-based modeling, API programming, PDM integration |
| **CATIA** | V5/V6 platforms, complex surfaces, PLM workflows |
| **Inventor** | Parametric design, iLogic rules, Vault integration |
| **Fusion 360** | Cloud collaboration, generative design, CAM integration |
| **Creo/Pro-E** | Advanced assembly, mechanism design |
| **NX** | High-end manufacturing, synchronous technology |

## File Format Expertise


| Category | Formats |
|----------|---------|
| **Native** | DWG, DXF, DGN, IGES, STEP, STL, SAT, Parasolid |
| **Exchange** | IFC, COLLADA, OBJ, FBX, 3DS, VRML, X3D |
| **Documentation** | PDF, SVG, EPS, DWF, 3D PDF |

## Delegation Capability


This specialist agent delegates to software-specific agents:

```yaml
delegation:
  software_specific_agents:
    freecad:
      path: agents/freecad
      capabilities:
        - parametric_modeling
        - assembly_design

*See sub-skills for full details.*