GNS3 - GNS3 is a graphical network simulator that allows simulation of complex networks.
SAP PLM - SAP Product Lifecycle Management (SAP PLM) application provides you with a 360-degree-support for all product-related processes - from the first product idea, through manufacturing to product service.
ns-3 - a discrete-event network simulator for internet systems
Enovia - ENOVIA offers product lifecycle management (PLM) solutions fostering innovation and operational excellence across industries.
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.
Propel - Propel is a customer-centric PLM software built on Salesforce App Cloud platform.