The short answer is: The Free Solution: CATIA for Students Dassault Systèmes provides a program called “CATIA for Students” (part of the broader 3DEXPERIENCE Edu platform).

For engineering and design students, CATIA (Computer-Aided Three-dimensional Interactive Application) is a holy grail. Developed by Dassault Systèmes, it is the industry standard for product design, simulation, and manufacturing used by aerospace (Boeing, Airbus), automotive (Tesla, BMW), and industrial equipment giants.