Firewall log analyzer
A free Usenet server with SQL backend and RBAC.
Blocking and monitoring of network traffic based on geography.
One of the most advanced DNS Proxy and DNS Firewall in one product.
Synchronize directories
Open Source SIEM
PostgreSQL monitoring for Zabbix
Zero copy MMAP linux network drivers
Tkined/Scotty is a graphical network monitoring package
Collects data about network useage using libpcap.
Personal firewall for linux desktop and android phone
Simple software to help manager leases on dhcp server
OpenMPI tool for monitoring openMPI applications