The best free alternative to QCAD is FreeCAD, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to QCAD and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to QCAD are LibreCAD, Dune 3D, CADAM and CAD Sketcher.
A powerful open-source parametric 3D modeler ideal for mechanical engineering, supporting Python scripting, running on Windows, Linux, and Mac, with modular architecture allowing extensive adaptability and use with scientific computing libraries.
LibreCAD is an open source 2D CAD application for Windows, Apple and Linux. It is based on Qt, which is a leading cross-platform application and UI development framework.
Dune 3D operates as a parametric 3D Computer-Aided Design (CAD) software. It provides users with the capability to sketch and constrain both in 2D and 3D dimensions. Furthermore, it allows for the addition of chamfers and fillets to designs.
CAD Sketcher is a free and open-source project looking to enhance precision workflows in Blender by bringing CAD like tools, features and usability to Blender.
View, capture, personalize, and print 3D models. Download many kinds of 3D files and edit them using the 3D modeling space. Take a picture with your webcam and make it 3D.
MakerSCAD is a web-based parametric 3D design software with a block-based programming language to create objects for 3D printing, animations, games and websites.
progeCAD Smart 2009 is a limited version of progeCAD . It is free for private, non-commercial use only.
Archimedes is a free and open source CAD (Computer Aided Design) software. It is a robust system built over Eclipse’s Rich Client Java Platform fully based on plug ins. This means it is easily extensible but also has a pretty thin core that allows you to select the features you...
Draft It is a comprehensive computer-aided design (CAD) software that simplifies complex design tasks with its user-friendly interface, catering to both professional designers and enthusiasts. It offers various versions, including a free edition and a professional Architectural...
iPocket Draw is a vector drawing program comprehensive (CAD 2D), which offers to you total control over your drawing. Of course all the simple drawing tools are available: line, rectangle, oval, arc, polygon, text.
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, and a programming interface for user programs.
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