A Swiss army knife for your daily Linux network plumbing
Firewall log analyzer
Powerful, open-source network protocol analyzer
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
The missing terminal file browser for X
The command line file manager
PyRPL turns your Red Pitaya into a powerful analog feedback device.
Very Tiny Palmtop Vector Network Analyzer
Ncdu is a disk usage analyzer with an ncurses interface
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
SDK for the SARK-110 Antenna Analyzer
...has moved to packetpeeper.org
Linux game server UDP flood analyzer and protector
Log and track user/computer info in MS Windows environments