Zabbix - Track, record, alert and visualize performance and availability of IT resources
Nagios - Complete monitoring and alerting for servers, switches, applications, and services
Observium - Observium
Gitwin - Enable your Windows system as a powerful and secure Git repository. Supports ssh, http(s) transports. Gitweb with highlighter and gravatar support available.
Zenoss Core - Zenoss (Zenoss Core) is an open source application, server and network management platform based on...
Icinga - Icinga is a fork of Nagios and is backward compatible.