Cisco Packet Tracer - Download Cisco Packet Tracer, an innovative network simulation and visualization tool used by Cisco Networking Academy students and instructors.

MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming

ns-3 - a discrete-event network simulator for internet systems

Autodesk Fusion 360 - Integrated CAD, CAM, and CAE featuring collaborative editing and cloud-based computation.

GNS3 - GNS3 is a graphical network simulator that allows simulation of complex networks.

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.