: The best and safest place to download or purchase ArtCAM 2011 would be through official channels. However, as of my last update, the primary company behind ArtCAM, Delcam, was acquired by Autodesk, and the software's availability and support have changed.
Wait, I need to verify if VectorWorks acquired ArtCAM. From what I remember, VectorWorks Inc. bought ArtCAM in 2010, so ArtCAM 2011 is post-acquisition. That's a point to include for context on the product's support and integration. artcam 2011 64bit link
Autodesk ceased all sales and official downloads for ArtCAM products on July 7, 2018. : The best and safest place to download