
Description: Cisco Packet Tracer is a network simulation program used for configuring and troubleshooting networks. It allows students and professionals to design, build, and configure local, wide area, and cloud networks in a simulated environment.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GNS3 is an open source network software emulator that allows users to simulate complex networks and create virtual networks on their computer. It supports emulation of a variety of network devices and topologies.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API