Community-based GPL-licensed network monitoring system
Full-featured enterprise network management tool
Pure Java Network Tools
Open Source middleware platform with FreeRTOS, processor abstraction
A collection of Perl scripts for managing IT infrastructure devices
OPTOSS Next Gen Network Management System (NG-NetMS)
DOCSIS network management
SNMP poller for Xymon
Lightweight Event Management System (for Monitoring-Events and more)
Creates web pages that show information about Ethernet switches.
Highly configurable SNMPv1/v2c/v3 application-level proxy
A SNMP agent for Cacti