CAD Tools

FreeCAD

by FreeCAD

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

editor

by pascalorg

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

text-to-cad

by earthtojake

Design physical products with AI

solidcraft

by tangency-labs

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

openscad

by openscad

OpenSCAD - The Programmers Solid 3D CAD Modeller

LibreCAD

by LibreCAD

LibreCAD is a cross-platform 2D CAD program. It can read DXF/DWG, and write DXF/DWG/PDF/SVG files. It supports point/line/circle/ellipse/parabola/hyperbola/spline primitives. The…

everything

by HeyPuter

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

cadquery

by CadQuery

A python parametric CAD scripting framework based on OCCT

CADAM

by Adam-CAD

CADAM is the open source text-to-CAD web application

chili3d

by xiangechen

A 3D CAD running entirely in the browser

solvespace

by solvespace

Parametric 2d/3d CAD

atopile

by atopile

Design circuit boards with code! ✨ Get software-like design reuse 🚀, validation, version control and collaboration in hardware; starting with electronics ⚡️

Keychron-Keyboards-Hardware-Design

by Keychron

Industrial design files for Keychron keyboards and mice. 100+ models with CAD assets in STEP, DXF, DWG, and PDF. Source-available, with commercial use allowed for original…

OpenCADStudio

by HakanSeven12

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

build123d

by gumyr

A python CAD programming library

OCCT

by Open-Cascade-SAS

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

kicad-source-mirror

by KiCad

This is an active mirror of the KiCad development branch, which is hosted at GitLab (updated every time something is pushed). Pull requests on GitHub are not accepted or watched.

LibrePCB

by LibrePCB

A powerful, innovative and intuitive EDA suite for everyone!

tscircuit

by tscircuit

Create real electronics with Typescript and React

leocad

by leozide

A CAD application for creating virtual LEGO models

StanfordDoggoProject

by Nate711

Stanford Doggo is an open source quadruped robot that jumps, flips, and trots!

Astral3D

by mlt131220

基于Vue3 + THREE.JS 免费开源的三维引擎及配套编辑器，包含BIM轻量化、CAD解析预览、粒子系统、插件系统等功能。 A free and open-source 3D engine based on Vue3 + THREE.JS and its accompanying editor, featuring functions such as…

mayo

by fougue

3D CAD viewer and converter based on Qt + OpenCascade

antimony

by mkeeter

CAD from a parallel universe

dune3d

by dune3d

3D CAD application

awesome-3d-printing

by ad-si

A curated list of awesome 3D printing resources

maker.js

by microsoft

📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.

pythonocc-core

by tpaviot

Python package for 3D geometry CAD/BIM/CAM

qcad

by qcad

QCAD - The Open Source 2D CAD. QCAD is a cross-platform CAD solution for Windows, macOS and Linux. It supports the DXF format and optionally the DWG format (through a proprietary…

fosscad-repo

by maduce

Official FOSSCAD Library Repository

jsketcher

by xibyte

Parametric 2D and 3D modeler written in pure javascript

truck

by ricosjp

Truck is a Rust CAD Kernel.

libfive

by libfive

Infrastructure for solid modeling

solidworks-automation-skill

by wzyn20051216

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

libredwg

by LibreDWG

Official mirror of libredwg. With CI hooks and nightly releases. PR's ok

CascadeStudio

by zalo

A Full Live-Scripted CAD Kernel in the Browser

openharness

by autonomous-ai

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…

vtr-verilog-to-routing

by verilog-to-routing

Verilog to Routing -- Open Source CAD Flow for FPGA Research

CQ-editor

by CadQuery

CadQuery GUI editor based on PyQT

cad-viewer

by mlightcad

The world’s first fully web-based DXF/DWG viewer and editor that runs entirely in the browser — no backend server required.

xeogl

by xeolabs

A WebGL-based 3D engine for technical visualization. Not actively maintained.

OpenAstroTracker

by OpenAstroTech

3D printed DSLR tracking mount

ExpansionCards

by FrameworkComputer

Reference designs and documentation to create Expansion Cards for the Framework Laptop

OpenConstructionERP

by datadrivenconstruction

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.…

gdsfactory

by gdsfactory

A Python library for designing chips (Photonics, Analog, Quantum, MEMS), PCBs, and 3D-printable objects. We aim to make hardware design accessible, intuitive, and fun—empowering…

Multi-Agent-CAD

by Pan-Chera

MAC (Multi-Agent CAD): A decoupled multi-agent framework for text-to-CAD generation via constrained test-time compute

opencascade.js

by donalffons

Port of the OpenCascade CAD library to JavaScript and WebAssembly via Emscripten.

partmode

by BOMWiki

Open-source, local-first 3D parametric CAD that runs in the browser for people and permissioned typed agents, powered by OpenCascade WASM.

awesome-cad

by mlightcad

A curated list of valuable open-source CAD (Computer-Aided Design) software, libraries, and tools, organized by category.