FreeCAD

Open-source parametric 3D modeller for real-life objects

FreeCAD is a free parametric 3D CAD program for mechanical design, product design and engineering. It has part and assembly design, technical drawings (TechDraw), FEM, CAM and BIM workbenches, and imports and exports STEP, IGES, STL, DXF and more. Version 1.0 arrived in November 2024 with a built-in assembly workbench.

Free alternative to

Related tools

S

SolveSpace

3D & parametric CAD

Lightweight parametric 2D/3D CAD with a constraint solver

Stars
4.2k
Licence
GPL-3.0
Status
Open source

Alternative to SolidWorks, Fusion 360

Dune 3D

3D & parametric CAD

Modern parametric 3D CAD built on SolveSpace's solver and OpenCascade

Stars
2.1k
Licence
GPL-3.0
Status
Open source

Alternative to Fusion 360, SolidWorks

Onshape Free

3D & parametric CAD

Free plan of PTC's browser-based professional CAD

Licence
Proprietary
Status
Free (proprietary)

Alternative to SolidWorks, Fusion 360

Solid Edge Community Edition

3D & parametric CAD

Free edition of Siemens' professional CAD for hobbyists and makers

Licence
Proprietary
Status
Free (proprietary)

Alternative to SolidWorks, Inventor

OpenSCAD

Code CAD

The programmers' solid 3D CAD modeller

Stars
10k
Licence
GPL-2.0
Status
Open source

Alternative to Fusion 360

CadQuery

Code CAD

Python library for building parametric 3D CAD models

Stars
6k
Licence
Apache-2.0
Status
Open source

Alternative to Fusion 360

CADAlts Weekly

New free CAD tools, AI CAD news (with the hype removed) and switching tips, once a week. Free.