is your best bet. It was founded by the original Delcam development team and is built on the same codebase.
While you need external plugins (like BlenderCAM) or separate software to generate G-code, it is unmatched for free 3D artistic creation. Key Features to Consider When Choosing autodesk artcam alternative
Rhino is a powerful 3D modeling software that excels at complex geometry and freeform modeling. Unlike ArtCAM's relief-focused approach, Rhino is a full NURBS-based modeling environment capable of creating virtually any shape imaginable. is your best bet
For hobbyists and makers on a budget, combining open-source software can replicate the ArtCAM workflow without the high price tag. Key Features is the strongest commercial competitor
For many, is the strongest commercial competitor, often favored for its balance of power and ease of use.