FreeCAD，一个免费的3D CAD建模软件，
LibreCAD is a cross-platform 2D CAD program written in C++17. It can read DXF/DWG files and can write DXF/PDF/SVG files. It supports point/line/circle/ellipse/parabola/spline primitives. The user inte...
翻译 - LibreCAD是使用Qt框架以C ++ 11编写的跨平台2D CAD程序。它可以读取DXF和DWG文件，还可以写入DXF，PDF和SVG文件。用户界面是高度可定制的，并且具有数十种翻译。
A python parametric CAD scripting framework based on OCCT
翻译 - 基于OCCT的python参数化CAD脚本框架
A powerful, innovative and intuitive EDA suite for everyone!
翻译 - 面向所有人的强大，创新且直观的EDA工具！
Stanford Doggo is an open source quadruped robot that jumps, flips, and trots!
翻译 - Stanford Doggo是一款开源的四足机器人，可以跳跃，翻转和小跑！
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.
Design circuit boards with code! ✨ Get software-like design reuse 🚀, validation, version control and collaboration in hardware; starting with electronics ⚡️
Parametric 2D and 3D modeler written in pure javascript
3D CAD viewer and converter based on Qt + OpenCascade
A CAD program that runs in the browser
