FreeCAD

FreeCAD is a general purpose parametric 3D CAD modeler. The development is completely Open Source (LGPL License). FreeCAD is aimed directly at mechanical engineering and...

Free Open Source Mac Windows Linux

221 Like

LibreCAD

LibreCAD (originally QCad then CADuntu) is an open source 2D CAD application for Windows, Apple and Linux. It is based on Qt, which is a leading cross-platform...

Free Open Source Mac Windows Linux PortableApps.com

113 Like

Fritzing

Fritzing is an open-source initiative to support designers, artists, researchers and hobbyists to take the step from physical prototyping to actual product. We are...

• Discontinued The program seems to be no longer updated. Last version, 0.9.3b, released in June 2016, can be still downloaded from the official website.

Free Open Source Mac Windows Linux

74 Like

OpenSCAD

OpenSCAD is a software for creating solid 3D CAD objects. It is free software and available for Linux/UNIX, MS Windows and MacOS. Unlike most free software for...

Free Open Source Mac Windows Linux

52 Like

DraftSight

DraftSight is a professional-grade, open 2D CAD product for users who want a better way to read, write and share DWG files. DraftSight is easy to use and is available...

Commercial $ $ $ Mac Windows Linux

79 Like

BRL-CAD

BRL-CAD is a powerful cross-platform open source solid modeling system that includes interactive geometry editing, high-performance ray-tracing for rendering and...

Free Open Source Mac Windows Linux

44 Like

BricsCAD

A powerful CAD platform, with features familiar to you from native .dwg applications. BricsCAD unifies advanced 2D design with the intelligence of 3D direct modeling....

Commercial Mac Windows Linux

37 Like

Ktechlab

KTechLab is an IDE for microcontrollers and electronics. It supports circuit simulation, program development for microcontrollers and simulating the programmed...

Free Open Source Linux

20 Like

Onshape

Onshape is the first full-cloud 3D CAD system. It runs in a web browser and on any mobile device.

Commercial $ $ $ Mac Windows Linux Web Android ... iPhone Android Tablet iPad

15 Like

QCAD

QCAD is an application for computer aided drafting in 2D. With QCAD you can create technical drawings such as plans for buildings, interiors, mechanical parts or schemas...

Free Personal Mac Windows Linux

19 Like

Open CASCADE

Open CASCADE Technology is a software development platform freely available in open source. It includes components for 3D surface and solid modeling, visualization, data...

Free Open Source Windows Linux

7 Like

SimulIDE

Real Time Electronic Circuit Simulator. Include PIC, AVR and Arduino simulation.

Free Open Source Windows Linux

4 Like

scribble3d

scribble3d.com is a unique browser based 3d modelling tool to create 3d printable models.

• Discontinued Not actually available.

Free Mac Windows Linux

1 Like

gCAD3D

gCAD3D is a 3D CAD CAM application that features an integrated 3D OpenGL viewer, a program interpreter for geometry and NC-commands in 3D, an integrated NC-processor...

Free Windows Linux

2 Like

Cademia

CADEMIA is a modern CAD system with a full functionality to create dimensional accurate technical drawings and documents. Existing software tools for the planning...

Freemium Mac Windows Linux

4 Like