MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
ManageEngine OpManager - Monitors routers, switches, firewalls, load-balancers, wireless LAN controllers, servers, VMs, printers, storage devices, and everything that has an IP and is connected to the network.
PuTTY - Popular free terminal application. Mostly used as an SSH client.
Cisco Data Center Network Manager - Cisco Data Center Network Manager offers network management system (NMS) support for traditional or multiple-tenant LAN and SAN fabrics.
iTerm2 - A terminal emulator for macOS that does amazing things.
DCImanager - DCImanager is a platform for managing physical equipment. Connect any physical equipment to a single platform. Use the platform to manage your servers, switches, PDU as well as physical and virtual networks.