Netsniff-Ng

• astraceroute(8) autonomous system trace route utility
• bpfc(8) a Berkeley Packet Filter assembler and compiler
• curvetun(8) a lightweight curve25519 ip4/6 tunnel
• flowtop(8) top-like netfilter TCP/UDP/SCTP/DCCP/ICMP(v6) flow tracking
• ifpps(8) top-like networking and system statistics
• mausezahn(8) a fast versatile packet generator with Cisco-cli
• netsniff-ng(8) the packet sniffing beast
• trafgen(8) a fast, multithreaded network packet generator