Best Free Windows CAD Software


Computer-aided design (CAD) is the use of computer technology for the design of objects, real or virtual. It often refers to the drafting (technical drawing and engineering drawing) of a part or product, including entire buildings.

Here are our recommended open source CAD software for Windows.

QCadCreate technical drawings such as plans for buildings, interiors, mechanical parts or schematics and diagrams
LibreCADFeature-packed and mature 2D-CAD application
BRL-CADConstructive Solid Geometry (CSG) solid modeling system. Hybrid CSG and B-REP kernel
gCAD3DIntegrated 3D OpenGL viewer, program interpreter, and a programming interface
FreeCAD3D CAD/CAE parametric modeling application. It's primarily made for mechanical design
OpenCASCADEObject-oriented C++ class library designed for rapid production of sophisticated domain-specific CAD/CAM/CAE applications
ElectricSophisticated electrical CAD system that can handle many forms of circuit design
KiCadElectronics Design Automation Suite
Sailcut CADSail design and plotting software which allows you to design and visualise your own sail
OpenSCADThe Programmers Solid 3D CAD Modeller
Are you interested in learning the art of programming? There are lots of excellent free and open source programming books that teach you how to program in every popular programming language. Read these Free Books.

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