AWStats Log Analyzer
Strong Email & Apache Log Analysis with Active Security Features
Real-time log monitoring in your browser
Open Source SIEM
A decade old shell script to ease postfix log analysis
Log File Monitoring - Check Log Files, Analyze, Alert on any UNIX Log
awkStatistics generates statistics from csv-data with awk.
Build custom filter for your network based off of common communication
Python WebServer Log File Analyzer
Script to report downloads recorded in Apache log files
A RFC 5424 syslog viewer
Utility to move honeyd.log entries to a MySQL database.