Ulogd

ulogd is a replacement for traditional syslog-based logging (using the LOG target) in iptables-based firewalls. ULOG/ulogd has a different concept. Packets get copied to a special logging daemon, which can do very detailed logging to different targets (plaintext files, MySQL databases, ...).... Platforms: *nix

Flexible web-based firewall log analyzer, supporting netfilter and ipfilter, ipfw, ipchains and Windows XP system logs, and mysql or postgresql ulogd database logs using the iptables ULOG target of netfilter.For Linux, FreeBSD, OpenBSD, Solaris, OSX,etc. Platforms: Windows, Mac, BSD, Solaris, Linux

Pothos is an iptables log analyzer. It is used to interpret, in a user-friendly fashion, the logs that ulogd creates with it's MySQL plugin.It's main objective is to be efficient, leaving as small a foot-print as possible. Platforms: PHP

Webfwlog is a flexible web-based firewall log analyzer and reporting tool. Webfwlog supports standard system logs for linux, FreeBSD, NetBSD, Solaris, Irix, OpenBSD, OS X, etc. as well as Windows XP. Supported log file formats are netfilter, ipfilter, ipfw, ipchains and Windows XP. Webfwlog... Platforms: *nix

Nulog is a firewall log analysis interface written in php. Netfilter is able to log selected packets directly in a database like MySQL or PostgreSQL. Nulog uses this interface to display security events in real-time on a user-friendly interface.. Platforms: *nix

specter is a user-space logging facility for the Linux netfilter system. It uses netfilters ULOG target to gather packets, and passes them to attached plugins. Its features a flexible and robust modularized structure, and is based on ulogd, but has improved design and wider functionality. It... Platforms: *nix