VitalSigns for IP offers Free Trial, but OpenNMS does not.
VitalSigns for IP is designed for Medium Business and Small Business.
OpenNMS is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both VitalSigns for IP and OpenNMS are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to VitalSigns for IP includes Auvik, Zabbix, Spiceworks Network Monitor, Nagios Network Analyzer, Azure Network Watcher, SolarWinds ipMonitor, LiveNX, vRealize Network Insight, OP5 Monitor, ManageEngine OpManager, Pulseway and NinjaOne (NinjaRMM).
Some top alternatives to OpenNMS includes Auvik, SolarWinds RMM, Nagios XI, Zabbix, PRTG Network Monitor, Nagios Network Analyzer, SolarWinds ipMonitor, LiveNX, Prometheus, Icinga, SolarWinds Network Performance Monitor and NinjaOne (NinjaRMM).