GoAccess is a real-time web log analyzer and interactive viewer
A fast PostgreSQL Log Analyzer
Apache Log Parser and Data Normalization Application
AWStats Log Analyzer
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Enhanced Apache Server Status page - for one or multiple servers
Strong Email & Apache Log Analysis with Active Security Features
Real-time log monitoring in your browser
Real-time traffic analysis for your website for 100% FREE
Log Management Solution
A decade old shell script to ease postfix log analysis
Workflow Designer, Hive Editor, Pig Editor, File System Browser
Script to report downloads recorded in Apache log files
Python WebServer Log File Analyzer
PHPIDS-based Security Log Analyzer for Apache
Full Featured Windows Command Line Syslog Logger
Command line client interface for LOGalyze 4
Hadoop, Hbase, HBase Web Client, Flume based log analytics system