Web application firewall in C language uses libevent
Xplico is a Network Forensic Analysis Tool (NFAT)
PCAP from another point of view
A Social Media Encryption/Decryption Tool
SES brings back the uncrackable onetime pad, with a digital twist.
Free-SA is report generating tool for web, proxy and mail log files
Whitelist manager
Passive Proxy Daemon sniffs packets and creates squid proxy logs