MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
Cisco Packet Tracer - Download Cisco Packet Tracer, an innovative network simulation and visualization tool used by Cisco Networking Academy students and instructors.
NetSim - NetSim software was created to simulate various Cisco systems. Cisco software is known around the world as being one of the best network, routing and switch systems for businesses and private use. Read more about NetSim.
GNS3 - GNS3 is a graphical network simulator that allows simulation of complex networks.
Uber Cloud - UberCloud is the cloud for engineers that provides cloud simulation solutions for engineers and scientists.
Paessler Multi Server Simulator - Paessler Multi Server Simulator is inexpensive and robust software that helps you power massive-scale testing.