Cross-platform multi-protocol VPN software
Light-weight system monitor for X
Community-based GPL-licensed network monitoring system
Open source monitoring system and time series database
SQL operating system instrumentation and monitoring framework
An eye on your system
Service networking solution to connect applications across any cloud
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Xymon monitors your hosts, your network services, and everything else.
An advanced network simulator to design and configure virtual networks
Open Source Monitoring System for performance and availability.
Nagios network monitoring software is enterprise server monitoring
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Install java, groovy and native applications as services or daemons
Manage and interpret IPMI systems with common a software tool
Manage port forwardings via UPnP
One hundred command line tools in a small and portable binary.
smart and open source document management system