What are some alternatives?
When comparing Sunbird dcTrack and Opendcim, you can also consider the following products
RackTables - Racktables is a nifty and robust solution for datacenter and server room asset management.
DCImanager - DCImanager is a highly customizable control panel for Data Center Infrastructure Management.
Device42 - Automatically maintain an up-to-date inventory of your physical, virtual, and cloud servers and containers, network components, software/services/applications, and their inter-relationships and inter-dependencies.
EasyDCIM - EasyDCIM Is an Control Panel For Automated Data Center Management By ModulesGarden.
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.
RackMonkey - RackMonkey is a tool for managing racks of equipment such as servers and switches.