The best open source alternative to Autodesk Inventor is FreeCAD. If that doesn't suit you, our users have ranked more than 50 alternatives to Autodesk Inventor and 12 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Autodesk Inventor are FluidCAD, Dune 3D, BRL-CAD and CADAM.
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.
Germany
EU
Parametric 3D CAD in browser using JavaScript scripting, fully interactive viewport editing, non-destructive feature tree control, direct geometry referencing, rapid prototyping, STEP import/export, smart defaults, minimal math, and open source availability.
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.
BRL-CAD is a powerful cross-platform open source solid modeling system that includes interactive geometry editing, high-performance ray-tracing for rendering and geometric analysis, image and signal-processing tools, a system performance analysis benchmark suite, libraries for...
United States
United States
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.
GermanyEU
SolidWorks is a CAD software that can be used to create parametric models, assemblies, and drawings. It's typical to work with relationships (the alignment of elements with one another) and dimensions (alignment through values).
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.
SlovakiaEU
Varkon is a very powerful parametric 2D/3D CAD, modeling and application development tool for engineering, design, architecture, etc. It does 2D drafting, 2D and 3D modeling, sculptured surface modeling, and even animations.
Kazakhstan
