Scalable, distributed monitoring system for high-performance computing
Network link bonding/trunking/aggregation and multichannel VPN daemon
fully modular opensource firmware for the ez430 chronos
Two-factor authentication system
a secure, open source OS for use inside USEagency facilities
...has moved to packetpeeper.org
Collects data about network useage using libpcap.
Hierarchical Cluster Engine project
NetStress is a DDoS and network stress testing tool.
ss7mon an SS7/SIGTRAN signalling monitor
Tool for identifying Network Service Dependencies
Tools for using C-motech hardware with Linux
automatic IP configurator for WLANs