There are many ways to model things in 3D. There are three different ways to go about 3d Modelling, explained here.

Solid Modelling

• Solidworks https://www.solidworks.com
• Inventor https://www.autodesk.nl/products/inventor
• Fusion 360

Surface Modelling

• Rhinoceros 3d
  • https://adhok.bk.tudelft.nl/site/2018/06/rhino-6-available-for-tu-students/
  • Rhino(ceros) 3d also supports a powerful visual parametric modelling engine called Grasshopper:
    • https://www.grasshopper3d.com/
    • https://parametrichouse.com/
    • https://www.youtube.com/watch?v=RMF9gSSTOts&list=RDCMUCjLDKM9EzNdASaNdjBhTqug&index=2

Mesh Modelling

• Blender (open source) https://www.blender.org/
• 3D Studio Max (surface and mesh) https://www.autodesk.nl/products/3ds-max
• Maya 3D (surface and mesh) https://www.autodesk.nl/products/maya