Cad GitHub Repositories (2026) · Open Source Tools

SolidCraft: an open-source parametric 3D CAD application built in pure Rust. Desktop, web, and automation through MCP.

Give your agent CAD superpowers.

We're rebuilding and open-sourcing the world’s software from scratch.

Reliable AI Skill + MCP toolkit for agent-driven desktop CAD automation.

Self-hosted house planner: true-scale 2D floor plan, 3D, satellite map overlay, sewer, electrical, water and underfloor heating with calculations, priced bill of materials. React + PHP, no database. By the team behind homedesignsai.pro

Open-source 3D architectural editor with a local CLI, MCP tools, and practical workflows for humans and AI agents.

The ultimate harness for coding agents and beyond. All your agents. All your machines. One command center. Start with code, then follow your curiosity and build across disciplines: CAD, circuits, robots, games and music.

Convert all CAD formats

A CAD application built with Rust — 2D/3D drawing, DWG/DXF support, and GPU-accelerated rendering

Open CASCADE Technology (OCCT) is an open-source software development platform for 3D CAD, CAM, CAE.

AI-powered assistant workbench for FreeCAD — generate 3D models from natural language

CAD CLI and MCP server for AI agents

A python CAD programming library

Parametric CAD for 3D printing, in your browser. Offline version for your Mac, Windows or Linux computer is also available.

3D modeling in Python, built for LLMs.

Open-source construction ERP - BOQ, PDF/CAD/BIM takeoff, AI cost matching, 293 guided cases. 120,000+ priced positions, 44 languages, 190+ modules, cost data for 40+ markets. AGPL-3.0. pip install openconstructionerp

Free, open-source parametric 3D CAD for Windows, Linux and macOS. Imports many formats with their feature timeline.

Create real electronics with Typescript and React

Yi3D: an open-source parametric 3D CAD application built in c++.

Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.