FreeCAD features an advanced geometry engine based on Open CASCADE Technology.
Prioritize high single-thread performance over high core counts due to the nature of the geometric engine. ⚖️ Is it Right for You? FreeCAD: Your own 3D parametric modeler
You can download and run FreeCAD on almost any modern operating system including , macOS , Linux , and FreeBSD . While lightweight, for complex 3D projects, users on the FreeCAD Forum recommend: RAM: 32GB or more for large assemblies.
With a strong community, extensive documentation, and a growing ecosystem of add-ons, it's a great place to start - and to grow. Your own 3D parametric modeler - FreeCAD
Built from scratch to be totally scriptable via Python , allowing for advanced customization and automation.
Allows users to add specialized functionality through a variety of workbenches (e.g., BIM, FEM, and CAM).
Modify designs easily by going back into your model history and changing its parameters.
Powered by Open CASCADE Technology for high-precision modeling. 💻 System Requirements & OS Support