Scapy is a Python-based interactive packet manipulation program
Overlay networking tool with a focus on performance and simplicity
System monitoring dashboard for terminal
High capacity syslog data collection, filtering, and management.
Firewall log analyzer
Simulating bad network connections so you can build better systems
MitM pentesting opensource toolkit
Acquires external IP address from command line
KnockIt! is a port Knocking tool for MAC OSX