What are some alternatives?
When comparing RackMonkey and Sentry Power Manager, you can also consider the following products
DCImanager - DCImanager is a highly customizable control panel for Data Center Infrastructure Management.
RackTables - Racktables is a nifty and robust solution for datacenter and server room asset management.
Sunbird dcTrack - Sunbird is among the most reputed DCIM companies offering data center infrastructure management software, cable management system, infrastructure design and optimization services. Free Consultation 1.800.724.8090.
Opendcim - a free, web based Data Center Infrastructure Management application.
EasyDCIM - EasyDCIM Is an Control Panel For Automated Data Center Management By ModulesGarden.
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.