Fast and Lightweight Observability Data Collector
ZMap is a fast single packet network scanner for network surveys
High capacity syslog data collection, filtering, and management.
Wipe erase data from hdds on the network, unlimited hard disks
Zenoss - Intelligent IT Operations Management
A collection of Perl scripts for managing IT infrastructure devices
OPTOSS Next Gen Network Management System (NG-NetMS)
Open Source BGP Looking-glass
A collection of network-oriented tools
All of the basic network diagnostic tools in a single package