terminal based packet sniffer
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Amateur Radio AX.25 chat and PBBS program using Linux's AX.25 stack
A java PCAP and DPI library
gives an overview about the hosts connected with your computer
A java packet sniffer and forger that wraps pcap libs.
Zero copy MMAP linux network drivers
ss7mon an SS7/SIGTRAN signalling monitor