Never type "Artcam Jewelsmith 9.1 free download" into Google and click the first link. Those "free" files cost more than money—they cost your data security.
Autodesk does not offer a "freeware" version of ArtCAM. However, there is a legitimate loophole.
For many workshops that established their workflows in the early 2000s, ArtCAM 9.1 became the industry standard. Files created in this format are still found in archives of many old-school jewelry manufacturers.
Most links promising a "Free Download" of ArtCAM 9.1 today lead to "cracked" versions. These are executable files that have been modified to bypass the license check.
If you loved ArtCAM for the CAM side (toolpaths), Fusion 360 is the direct successor. The free personal license allows: