Nagios XI offers Free Trial, but OpenNMS does not.
OpenNMS is designed for Large Enterprises, Medium Business and Small Business.
Nagios XI is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both OpenNMS and Nagios XI are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to OpenNMS includes NinjaOne (NinjaRMM), SolarWinds RMM, Nagios XI, Zabbix, PRTG Network Monitor, Nagios Network Analyzer, SolarWinds ipMonitor, LiveNX, Prometheus, Icinga and SolarWinds Network Performance Monitor.
Some top alternatives to Nagios XI includes NinjaOne (NinjaRMM), Zabbix, Ne.Mo. Network Monitoring, PRTG Network Monitor, Spiceworks Network Monitor, Nagios Network Analyzer, SolarWinds ipMonitor, Netcrunch, OP5 Monitor, SolarWinds Network Performance Monitor and Checkmk.