The firmware security analyzer
Anti-Spam SMTP Proxy Server implements multiple spam filters
AWStats Log Analyzer
Strong Email & Apache Log Analysis with Active Security Features
Tranalyzer flow generator packet analyzer moved to: tranalyzer.com
Chords is binary file strings extractor, with many formats supported.
Log Management Solution
Finds all the security information for a given domain name
PHPIDS-based Security Log Analyzer for Apache
Perl Hacking Tools (BackTrack)
Snort log analyzer written in python
Command line client interface for LOGalyze 4