Here is a quick breakdown of what the software is and why you won't find it for free: What is SmartPlant Spoolgen?
Companies interested in the software can typically request a formal demonstration or a limited-time trial through the Hexagon contact page Sample/Tutorial Projects: intergraph smartplant spoolgen free
Hexagon’s business model targets enterprise clients. They do not offer a reduced-functionality "home edition" like AutoCAD or SolidWorks do. Consequently, when you search for "free," you will find three categories of results: Here is a quick breakdown of what the