Open Source Network Monitoring System

Hobbitmon use simplicity in monitoring our network. It uses color as the code. Green for ok. Yellow for warning. Red for errors. Simple eh? This nice software is written by Henrik Storner with GPLv2 license.
The history of hobbitmon is related to Big Brother. A monitoring software that finally was bought by Quest Software. Hobbitmon capable [...]

With the vision to deliver open source application for network monitoring system with the enterprise grade, ZenOSS will make you happy. This network monitoring system is suited for fault management, performance management and configuration management. ZenOSS not only support FCAPS term for NMS but also the new generation of ITIL.
There are many kinds of ZenOSS [...]