Popular alternatives include Ne.Mo. Network Monitoring, Nagios Network Analyzer, SolarWinds ipMonitor, ManageEngine NetFlow Analyzer and OP5 Monitor.
Key factors include Automatic Configuration, Content Routing, Health Monitoring, Predefined Protocols, Redundancy Checking and pricing.
Tools like NGINX Plus, ManageEngine OpManager, Loadbalancer.org, LoadMaster and Array APV Series Load Balancers are best for small businesses for Load Balancing Software.