MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
AutoCAD MEP - AutoCAD MEP software helps you draft, design, and document building systems.
GNU Octave - GNU Octave is a programming language for scientific computing.
DataCAD - DataCAD is a computer-aided design and drafting software for 2D and 3D architectural design and drafting
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.
AutoCAD Arch - Design and document more efficiently with the AutoCAD Architecture toolset, created specifically for architects.