Nagios Open Source network monitoring software - The Standard In ITM
Open Source Monitoring System for performance and availability.
Graphical network monitoring and documentation tool
Full-featured enterprise network management tool
Intelligently block brute-force attacks by aggregating system logs
Manage and interpret IPMI systems with common a software tool
Performance Data collector for Monitoring.
ITIL conform CMDB solution for documenting your entire IT landscape
PHP strong authentication library, web interface & CLI, OATH certified
nuBuilder Forte is a cloud database builder.
Get latest Edition here: http://www.openqrm-enterprise.com.
Zabbix extension that reports various HDD status using various tools
Your linux deployment tool!
Xymon monitors your hosts, your network services, and everything else.