A network security analysis and monitoring toolkit Linux distribution.
Nagios Open Source network monitoring software - The Standard In ITM
Storage, SAN, LAN Performance Monitoring: IBM,NetApp,Hitachi,HPE,EMC
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
Full-Stack Infrastructure Performance Monitoring
Manage and interpret IPMI systems with common a software tool
Performance Data collector for Monitoring.
Manage your IT assets thanks to its agents and a clean and concise UI
ITIL conform CMDB solution for documenting your entire IT landscape
CLI tool which provides ability to send messages to multiple platforms
High capacity syslog data collection, filtering, and management.
Xymon monitors your hosts, your network services, and everything else.
This is now also available here github.com/sharkcz/collectl.git
Linux system monitoring tool for multiple hosts