Dune 3D is a parametric 3D CAD application. With Dune 3D you can:

  • Sketch and constrain in 2D and 3D
  • Add chamfers and fillets
  • Import STEP models for referencing them
  • Export high-quality STEP and STL files

Dune 3D is free and open source, built on a modern and legacy-free codebase and runs on Linux and Windows.

https://github.com/dune3d/dune3d

https://dune3d.org/