Nagios Log Server is described as 'Powerful enterprise-class log monitoring and management application that allows organizations to quickly and easily view, sort, and configure logs from any source on any given network' and is a Log Management tool in the network & admin category. There are more than 50 alternatives to Nagios Log Server for a variety of platforms, including Windows, Linux, Mac, Web-based and Self-Hosted apps. The best Nagios Log Server alternative is Grafana, which is both free and Open Source. Other great apps like Nagios Log Server are Datadog, Graylog, Prometheus and Open Web Analytics.