Nagios - Complete monitoring and alerting for servers, switches, applications, and services

Moogsoft - Incident Management

Gitwin - Enable your Windows system as a powerful and secure Git repository. Supports ssh, http(s) transports. Gitweb with highlighter and gravatar support available.

Splunk Enterprise - Splunk Enteprise is the fastest way to aggregate, analyze and get answers from your machine data with the help machine learning and real-time visibility.

LANState - LANState - Network Mapper and Device Monitor

BigPanda - With BigPanda you can automate your incident management process. Automatically group alerts into consolidated incidents. Try it now for free!