What are some alternatives?
When comparing SAP2000 and SDC Verifier, you can also consider the following products
RISA-3D - Structural Analysis and Design
Abaqus Unified FEA - Finite Element, Multiphysics, and Simulation Software
RISA-2D - Structural Analysis and Design
ANSYS Mechanical - Multiphysics, structural and mechanical design.
SkyCiv Structural 3D - SkyCiv Structural 3D is a powerful structural analysis and design software on the cloud.
PLAXIS 3D - PLAXIS - Essential for geotechnical professionals. 2D & 3D finite element software for geotechnical analysis of deformation and stability of soil structures