Open Source JavaScript Systems Administration Software for BSD

Hyperic is application monitoring and performance management for virtual, physical, and cloud infrastructures. Auto-discover resources of 75+ technologies, including vSphere, and collect availability, performance, utilization, and throughput metrics.

Big-Brother is a collection of J2EE filters and servlets that provide custom monitoring and auditing of web-applications, keeping track of who does what, when, and how often. It makes use of the jakarta-apache Struts framework for the interface GUI.

An easy-to-use Java desktop application to centrally monitor resources from a variety of environments, including the ability to dynamically set up rules to trigger actions based on monitoring. Clients connect via simple and efficient UDP based protocol.

startx is the project name for an interface build in php which takes the output of some products like MRTG or awstats or ACID... and put them together in the same Web interface.